Drawing
Drawing
Aluminium bus I
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     Provision for future extension
                                                                                                                                                                                                                   DS 31.5 kA
                                                                                                                                                       BUS CVT
                                                                                                                                                      132KV 110V 110V
                                                                                                                                                         3      3       3
                                                                                                                                                       100 VA; Cl 3P                                                                                                                                                                                                                                                                                                                                                                         DS 31.5 kA
                                                                                                                                                       100 VA; Cl 0.2
                                                                                                                                                                                                                                                                                        DS 31.5 kA                                                                                                                                                            DS 31.5 kA                                                                    145 kV, 1250 A
                                                                                                                                                                                                    145 kV, 1250 A                                                                    145 kV, 1250 A                                                                                                                                                        145 kV, 1250 A
                                                                                                                                                                                                                                                                                                   DS 31.5 kA
DS 31.5 kA
                                                                                                                                                                                                      DS 31.5 kA                                                                                                                                                                                                                                                                                                                              DS 31.5 kA
                                                                                                                                                                                                    145 kV, 1250 A                                                                    145 kV, 1250 A                                                                                                                                                        145 kV, 1250 A                                                                  145 kV, 1250 A
                                                                                                                                                                                                                                                       132 kV 2000 A
                                                                                                                                                                                                                                                       Aluminium bus II
                                                                                                                                                                                                                                                                                                                                                                    DS/ES 31.5 kA
                                                                                                                                                       BUS CVT
                                                                                                                                                                                                                          DS/ES 31.5 kA
DS/ES 31.5 kA
                                                                                                                                                                                                     CB SF6 31.5 kA
                                                                                                                                                                                                                                                                                       145 kV, 1250 A                                                        Protection                                  50 BF 67/67N                                        145 kV, 1250 A                                                                  145 kV, 1250 A
                                                                                                                                                                                                     145 kV, 1250 A
                                                                                                                                                                                                                                                                                                                                               CT
                                                                                                                                                                                                                                                                                                                                                             Measuring                                   W Fi kWh                  A
                                                                                                                                                                                                                                                                                                           DS 31.5 kA
CT 600-300/1A
CT 600-300/1A
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           CT 600-300/1A
                                                                                                                                                                                                    Trans. Protection                            50 BF 67/67N                         Trans. Protection                         50 BF 67/67N                                                                                                               Backup Protection                           50 BF 67/67 N                       Backup Protection           All Protection
                                                                                                                                                                                                            Measuring                                                                         Measuring                                                                                                                                                                                                                                                               n measuring
                                                                                                                                                                                                                                                 W Fi kWh    A                                                                  W Fi kWh        A                                                                                                                 Measuring                            W Fi kWh      A                            Measuring
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      system as
                                                                                                                                                                                                                  Spare                                                                          Spare                                                                                                                                                                                                                                                                mentioned in
                                                                                                                                                                                                                                                             V                                                                                  V                                                                                                                         Spare                                      V                                Spare
                                                                                                                                                                                                      Bus Protection                                                                    Bus Protection                                                                                                                                                                                                                                                                left side
                                                                                                                                                                                                                                                 87B                                                                            87B                                                                                                                           Bus Protection                           87B                                    Bus Protection
                                                                                                                                                                                LA 120kV 10 kA                                                                       LA 120kV 10 kA                                                                                                                                                       LA 120kV 10 kA                                                                   LA 120kV 10 kA
                                                                                                                                                                                                132 kV BCT 100/1                                                                     132 kV BCT 100/1                                                                                                                                                                                                                                                                     CVT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       CVT                                                         132KV 110V 110V
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                132KV 110V 110V                                                       3     3       3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   3     3       3                                                 100 VA; Cl 3P
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   100 VA; Cl 0.2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                100 VA; Cl 3P
                                                                                                                                                                                                                                                     64                                                                             64                                                                                                                                                          100 VA; Cl 0.2
                                                                                                                                                                                Outdoor Transformer                                                                  Outdoor Transformer
                                                                                                                                                                                                                                                            87T                                                                             87T
                                                                                                                                                                                 132/33 kV 1620 MVA                                                                   132/33 kV 1620 MVA
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       To 132 kV substation
                                                                                                                                                                                   with OTC 17 taps                                                                     with OTC 17 taps
                                                                                                                                                                                                                                LA 30kV 10 kA
LA 30kV 10 kA
                                                                                                                                                                                                                                                    50/51N                                                                         50/51N
                                                                                                                                                                                                     33 kV BCT 400/1                                                                   33 kV BCT 400/1                                                                                                                                                                                                   at Chapartola
                                                                                                                                                                                                    3x1x300 sq. mm                                                                    3x1x300 sq. mm
                                                                                                                                                                                                      36 kV cu XLPE                                                                     36 kV cu XLPE
                                                                                                                                                                                                               cable                                                                             cable
                                                                                                                                                                                                    33 kV 200-400/1                                                                   33 kV 200-400/1                                                                                                                                                                                                                                                                                                         98      FAULT LOCATOR
                                                                                                                                                                                                    Trans. Protection                            50/50N 67/67N                        Trans. Protection
                                                                                                                                                                                                           Measuring                             W Fi kWh    A                               Measuring
                                                                                                                                                                                                                                                             V                                                                                                                                                                                                                                                                                                                                                        HIGH IMPEDANCE RESTRICTED
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              87N               EARTH FAULT RELAY
                                                                                                                                                                                                             VCB 36 kV                                                                        VCB 36 kV
                                                                                                  PT 200 VA; Cl 3P/0.2                                                                                     1250A 25kA                                                                        1250A 25kA                                                                                     PT 200 VA; Cl 3P/0.2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              87T     TRANSFORMER DEFERENTIAL RELAY
                                                                                                                         2          3                                                                                                                                                                                                                                                                              2          3
                                                                                                  33KV 110V 110V                                                                                                                                                                                                                                                                            33KV 110V 110V
                                                                                                       3       3    3        1                                                                                                                                                                                                                                                                   3       3   3         1
                                                                                                                                 Fu se                                                                                                                                                                                                                                                                                     Fu se
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              87B     BUS DEFERENTIAL RELAY
TRANSFORMER DRY                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         TRANSFORMER DRY       81      FREQUENCY RELAY
                             VCB 36 kV                                    VCB 36 kV                                                       VCB 36 kV                                                                                                                                                                                        VCB 36 kV                                                                                VCB 36 kV                                                                  VCB 36 kV
  33/0.4 KV 100 KVA         1250A 25kA                                   1250A 25kA                                                      1250A 25kA                                                                                                                                                                                       1250A 25kA                                                                               1250A 25kA                                                                1250A 25kA
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        33/0.4 KV 100 KVA
       (IN CABINET)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     (IN CABINET)          79      AUTO RECLOSE RELAY
                         CT 100-200/1                                    CT 100-200/1                                               CT 100-200/1                                                                                   CT 100-200/1                                                                                          CT 100-200/1                                                                         CT 100-200/1                                                                CT 100-200/1
                      Trans. Protection              50/50N 67/67N    Trans. Protection         50/50N 67/67N                    Trans. Protection                              50/50N 67/67N                                   Trans. Protection               50/50N 67/67N                                                         Trans. Protection                                   50/50N 67/67N                    Trans. Protection                               50/50N 67/67N               Trans. Protection                          50/50N 67/67N                                             67/67N    DIRECTIONAL O/C GROUND RELAY
                             Measuring               W Fi kWh     A          Measuring          W Fi kWh            A                   Measuring                                W Fi kWh                     A                        Measuring                 W Fi kWh                A                                                   Measuring                                    W Fi kWh           A                    Measuring                                W Fi kWh         A                 Measuring                           W Fi kWh     A
                                                                  V                                                 V                                                                                         V                                                                          V                                                                                                                   V                                                                              V                                                                  V
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              59      OVER VOLTAGE RELAY
                                 Spare                                LA 30kV 10 kA       PT 200 VA; Cl 3P/0.2
                                                                                                                             LA 30kV 10 kA                              PT 200 VA; Cl 3P/0.2
                                                                                                                                                                                                                                                                                                                                      LA 30kV 10 kA                                 PT 200 VA; Cl 3P/0.2
                                                                                                                                                                                                                                                                                                                                                                                                                       LA 30kV 10 kA                                PT 200 VA; Cl 3P/0.2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  Spare                                                                                     51/51N     O/C & GROUND FAULT RELAY
                                                                                          33KV 110V 110V                                                                33KV 110V 110V                                                                                                                                                                                              33KV 110V 110V                                                                  33KV 110V 110V
                             Feeder for local                                                                                                                                                                                                                                                                                                                                                                                                                                                                 Feeder for local
                                                                                            3      3       3                                                                3                   3      3                                                                                                                                                                              3      3       3                                                                3             3   3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              50BF    BREAKER FAILURE RELAY
                            33 kV distribution                                                                                                                                                                                                                                                                                                                                                                                                                                                               33 kV distribution
                                                                                       From                                                                                                                                                                                                                                                                                                                                                  From                                                                                                                                                             25      SYNCHRO-CHECK RELAY
                                                                                      BGSHPP                                                                                                                                                                                                                                                                                                                                                BGSHPP
                                                                                                                                            From Budhi                                                                                                                                                                                           From Budhi                                                                                                                                                                                                                                                   21      DISTANCE RELAY
                                                                                                                                           Ganga 20 MW                                                                                                                                                                                          Ganga 20 MW
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              Var     REACTIVE POWER METER
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              A       AMMETER
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              V       VOLT METER
                      312   core 95 sq. mm 1.1 kV cu XLPE cable                                                                                                                                                                                                                                                                                                                                                                            312             core 95 sq. mm 1.1 kV cu XLPE cable
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              W       WATT METER
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              Var     REACTIVE POWER METER
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              Wh      ENERGY METER
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              DS      DISCONNECTING SWITCH
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              CB      CIRCUIT BREAKER
                                                                                                                                                                                                                                                                                                                                                                                              400 V distribution
                                                                                                                                                                                                                                                                                                                                                                                              switch gear panels
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              LA      LIGHTNING ARRESTOR
                                                                                                                                             MCCB                                                                                               Bus sectionizer                                                                        MCCB
                                                                                                                                             200 A                                                                                              MCCS 200 A                                                                             200 A                                                                                                                                                                                                                                                                  CT       CURRENT TRANSFORMER
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              CVT      CAPACITIVE VOLTAGE TRANSFORMER
                                                                                                                   400 V Bus system                                                                                                                                                                                                                                        400 V Bus system
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              VT       VOLTAGE TRANSFORMER
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              WT       WAVE TRAP/COUPLING CAPACITOR
                                                                                                                                                                                                                                                MCCBs                                                                                                                                                                  MCCBs
                                                                                                                                         For self consumption                                                                                                                                                                   For self consumption
                                                                                                                                         of substation                                                                                                                                                                          of substation
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      SLD BUDIGANGA 132 kV SS
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 5064033-DCW-BHP-BSS-001
                                                                                                                                                                                             132 kV double circuit
                                                                                                                                                                                                 For future
                                                                                                                                                                                   151
                                     Service road                                                                                                                                                                          Service road                                                              Symbol   Transformer I & II
                                                                                             25000
                                                        BATTERY
                                                        ROOM
                                                                    AC/DC
                                                                    ROOM
                                                                                REST
                                                                                ROOM
                                                                                       STORE ROOM                                                            Spa re 3
                                                                                                                                                                                                                                                                                                              Lightning Arrester (LA)
                                                                                                     K ITC HEN
                                                                                                                 WORKSH OP ROOM
                                                                                                                                                                                                            Transformer I & II
                                                                                                                                                             Spa re 1
                                                                                                                                                             BGSHP1
                                                                                                                                                                                                        132/33 kV                                                                                             Disconnecting Switch (DS)
                                                                                                                                          33 kV switchgear
                                                                                                                                                              BGHP1
                                                        WC
                                                             BATH                                                                                            Sta tion
         Service road
                                                                                                                                                             Tren-er 1
                                                                                                                                                             Tra n-er 1
                                                        PLCC ROOM
                                                                                                                                                               Link
                                                                                                                                                                                                                                                                                                              Circuit Breaker (CB)
                         TYPICAL                                                                                                                              Bus
                                                                                                                                                             coupler
                                                                                                                                                                                                                                                                  7.0
                                                                                  CONTROL
                                                        PLCC ROOM
                                                                                                                                                             Tra n-er 2
                         PLAN OF                                        2. 08
                                                                                                                                                             Sta tion
                                                                                                                                                                                                                                                                                                              Post Insulator (PI)
                                                                                                                                                             Tren-er 1
                                                                                   ROOM
                                                                        2. 18
                        CONTROL
                                                                                                                                                                          23. 64
                                                                                                                                                              BGHP2
                                                        OFFICE
                                                                                                                                                                                                                                                                  3.0
                                                        ROOM
                                                                                                                                                             BGSHP2
                        BUILDING                                                                                                                             Spa re 2
                                                                                                                                                                                                                                                                  2.0
                                                                                                                                                                                                                                                                                                              Current Transformer CT
                                                                                                                                                                                                                                                                                 DS
                                                                                                                                  4. 26
                                                                                                                                                             Spa re 4
                                                                                                                                                                                                                                                                    DS CB CT DS LA
                                                                                                                                                                                                                                                                  2.0
                                                                                                                                                                                                                                                                  4.0
                                                      Service road                                                                                                                                                                                                                                                Potential Transformer (PT)
                                                                                                                                                                                                                                                                  4.0
                                                                                                                                                                                                                                                                  4.0
                                                                                                                                                                                                                                                                                                              Transformer I & II
                                                                                                                                                                                                                                                                        BUS II
                                                                                                                                                                                                                                                                  2.5
                                                                                                                                                                                                                                                                  2.5
105
                                                                                                                                                                                                                                                                  3.0
                                                                                                                                                                                                                                                                                                              t
                                                                                                                                                                                                                                                                                      Service road
                                                                                                                                                                                                                                                                         DS
                                                                                                                                                                                                                                                                  3.0
                         Space for future extension
3.0 t
                                                                                                                                                                                                                                                                         DS
                                                                                                                                                                                                                                                                  3.0
                                                                                                                                                                                                                                                                  2.5                                         t
                                                                                                                                                                                                                                                                        BUS I
                                                                                                                                                                                                                                                                  2.5
                                                                                                                                                                                                                                                                                                              t
         Service road
                                                                                                                                                                                                                   DS CT CB DS
                                                                                                                                                                                                              4.0
                                                                                                                                                                                                                                                                                                              t
                                                                                                                                                                                                              2.0
                                                                                                                                                                                                                     DS
                                                                                                                                                                                                              2.0
                                                                                                                                                                                                              3.0                                                                                             t
                                                                                                                                                                                                                        LA CT
                                                                                                                                                                                                              3.0
                                                                                                                                                                                                                                                                                                              Transformer I & II
                                                                                       Service road                                                                                          Service road
                                                                                                                                                                                          132 kV double circuit
                                                                                                                                                                                             with BEAR ACSR
                                                                                                                                                                                         To Chapartola/Pahalwanpur
132 kV double circuit
    For Future                                                                                                                                                                            132 kV grid substation
                                                                                                                                                                                                                                                                                                                                         LAYOUT FOR BUDHI GANGA 132 kV SS
                                                                                                                                                                                                                                                                                                                                                    5064033-DCW-BHP-BSS-003
       132 kV double bus
       out door switchyard
                                                                                                For future provision
                                                                                                                                      98     FAULT LOCATOR
                                                                                                                                             HIGH IMPEDANCE RESTRICTED
                                                                                                                                      87N             EARTH FAULT RELAY
                                                                                                                                      87T    TRANSFORMER DEFERENTIAL RELAY
                                                                                                                                      87B    BUS DEFERENTIAL RELAY
                                                                                                                                      81     FREQUENCY RELAY
                                                                                                                                      79     AUTO RECLOSE RELAY
       Outdoor Transformer                                                                                                          67/67N   DIRECTIONAL O/C GROUND RELAY
       132/33 kV 1620 MVA                                         To 132 kV sub- station     For future                For future     59     OVER VOLTAGE RELAY
                                                                       at Chapartola
                                                                                                                                    51/51N   O/C & GROUND FAULT RELAY
                                                                                                                                      50BF   BREAKER FAILURE RELAY
                                                                                                                                      25     SYNCHRO-CHECK RELAY
                                                                        33 kV section bus
                                                                       indoor switch gear                                             21     DISTANCE RELAY
                                                                             panels                                                   Var    REACTIVE POWER METER
                                                                                                                                      A      AMMETER
 Station                                                               Station transformer                                            V      VOLT METER
  X-mer                                                                33/0.4 kV 100 kVA
33/0.4 kV                                                                                                                             W      WATT METER
100 kVA                                                                                                                               Var    REACTIVE POWER METER
                   Spare                                  Spare                                                                       Wh     ENERGY METER
                     BGSHPP                        BGSHPP                                                                             DS     DISCONNECTING SWITCH
                                                                                                                                      CB     CIRCUIT BREAKER
                            Budhi               Budhi
                            Ganga               Ganga                                                                                 LA     LIGHTNING ARRESTOR
                                                                                                                                      CT     CURRENT TRANSFORMER
                                                                                                                                      CVT    CAPACITIVE VOLTAGE TRANSFORMER
                                                                                                                                      VT     VOLTAGE TRANSFORMER
                                                                       400 V distribution
        MCCB
        200 A
                              Bus sectionizer
                              MCCS 200 A
                                                          MCCB
                                                          200 A
                                                                       switch gear panels                                             WT     WAVE TRAP/COUPLING CAPACITOR
400 V Bus system                                                    400 V Bus system
                            MCCBs                                              MCCBs
     For self consumption                               For self consumption
     of substation                                      of substation
                                                                                                                                                               PROTECTION SCHEME FOR BUDHI GANGA
                                                                                                                                                               132kV SS
                                                                                                                                                                            5064033-DCW-BHP-BSS-002
                                                                                                                                                                                                                                        To Pahalwanpur
                                                                                                                                                                                                                                      132 kV grid substation
                                                                                                                                                                       132 kV double circuit
                                                                                                                                                                         with BEAR ACSR
                                                                                                                                                                                                                                170
                                                                                                                                                                                                                                       Chapar Tola substation
                                                                                                                                                                                                                                                                                                                                                                               Symbol   Transformer I & II
                                                                  Service road                                                                                                                                                                                                          Service road                                                                                    Lightning Arrester (LA)
                                                                                                              25000
                                                                       ROOM                                                                                                   Tran-er
                                                                                                                                                           11 kV switchgear
                                                                                    ROOM        ROOM
                                                                                                                      K ITC HEN
                                                                                                                                  WORKSH OP ROOM
                                                                                                                                                                              Feeder 1
                                                                                                                                                                              Feeder2
                                                                                                                                                                                                                                                                 future                                                                                                                 Circuit Breaker (CB)
       Service road
                                                                                                                                                                              Feeder3
                                                                                                                                                                              Spa re 1
                                                                                                                                                                                                                                                                 Extension
                                                                                                                                                                              Spa re 2                                HEP
                                                                       WC                                                                                                                                           Tran-er
                                                                             BATH
                                                           TYPICAL                                                                                                                                                  Sta tion
                                                                                                                                                                                                                    Tren-er 1
                                                                                                                                                                                                                                       33/11 kV                                                                                                         7.0                             Post Insulator (PI)
                                                                                                  CONTROL
                                                                       PLCC ROOM
                                                                                                                                                                                                                     Link
                                                           PLAN OF                      2. 08
                                                                                                                                                                                                                    Local
                                                                                                  ROOM
                                                                                        2. 18
                                                           CONTROL
                                                                                                                                                                                                                    33/11 kV
                                                                       OFFICE
                                                                                                                                                                                                                                                                                                                                                        3.0
                                                                       ROOM
                                                           BUILDING                                                                                                                                                                                                                                                                                     2.0
                                                                                                                                                                                                                                                                                                                                                                                            Current Transformer CT
                                                                                                                                                   4. 26
                                                                                                                                                                                                                                                                                                                                                              DS CB CT DS LA
                                                                                                                                                                                                                                                                                                                                                        2.0
                                                                                                                                                                                                                                                                                                                                                          BUS II
                                                                                                                                                                                                                                                                                                                                                        2.6
                                                                                                                                                                                                                                                                                                                                                        2.6
105
3.0 t
Service road
                                                                                                                                                                                                                                                                                                                                                              DS
                                                                                                                                                                                                                                                                                                                                                        3.0
                              Space for future extension
3.0 t
                                                                                                                                                                                                                                                                                                            DS
                                                                                                                                                                                                                                                                                                                                                        3.0
                                                                                                                                                                                                                                                                                                                                                        2.6
                                                                                                                                                                                                                                                                                                                                                                                        t
                                                                                                                                                                                                                                                                                                            BUS I
                                                                                                                                                                                                                                                                                                                                                        2.6
                                                                                                                                                                                                                                                                                                                                                                                        t
       Service road
                                                       Outdoor X-mer
                                                        132/33 kV
                                                                  To 132 kV substation To 132 kV Grid sub-                     For future                                          For future
                                                         8/10 MVA
                                                                     at Budhi Ganga    station at Pahalwanpur
                                                                                                                                                                                 Outdoor X-mer
                                                                                                                                                                                33/11 kV 6/8 MVA
                                                                              PT 200 VA; Cl 3P/0.2
                                                                              33KV 110V 110V
                                                                                3      3            3                           PT 200 VA; Cl 3P/0.2
                                                                                            2           3                       11KV 110V 110V         2         3
                                                                                                1
                                                                                                            33 kV Bus system      3      3     3
                                                                                                                                                           1
                                                                                                                                                                              11 kV Bus system
                                                                                                                                                               Fuse
                                                                                                    Fuse
                                         400 V Bus system
                             for self-consumption of             X-mer in                                                                                      For local distribution
                                   substation                  panel 33/0.4   For local distribution                                                                Future Use
                                                                                          Future Use
                                                                kV 100 kVA
          400/230 Distribution panel
                                                                     36 kV indoor switch gear panels                           12 kV indoor switch gear panels
                                                                                                                                                                                                   CHAPARTOLA SUBSTATION SLD
                                                                                                                                                                                                             5064033-DCW-BHP-BSS-005
                                                                                                                                                                132 kV 2000 A
                                                                                                                                                                Aluminium bus I
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 Provision for future extension
                                                                      DS 31.5 kA
    BUS CVT
   1 32KV   1 10V 110V
      3       3       3
    1 00 VA; Cl 3P                                                                                                                                                                                                                                                                                                                          DS 31.5 kA                                                                   DS 31.5 kA                                                          DS 31.5 kA
    1 00 VA; Cl 0.2
                                                                                                                                DS 31.5 kA                                                                                                        DS 31.5 kA                                                                               145 kV, 1250 A                                                               145 kV, 1250 A                                                      145 kV, 1250 A
                                             145 kV, 1250 A                                                                    145 kV, 1250 A                                                                                                    145 kV, 1250 A
                                               DS 31.5 kA                                                                       DS 31.5 kA                                                                                                        DS 31.5 kA                                                                                DS 31.5 kA                                                                   DS 31.5 kA                                                          DS 31.5 kA
                                             145 kV, 1250 A                                                                    145 kV, 1250 A                                                                                                    145 kV, 1250 A                                                                            145 kV, 1250 A                                                               145 kV, 1250 A                                                      145 kV, 1250 A
                                                                                                                                                                 132 kV 2000 A
                                                                                                                                                                Aluminium bus II
    BUS CVT
   1 32KV   1 10V 110V
      3       3       3
    1 00 VA; Cl 3P
    1 00 VA; Cl 0.2
                                                                                                                                                                                  DS/ES 31.5 kA
                                                                                                                                                                                  145 kV, 1250 A
                                              DS/ES 31.5 kA                                                                      DS/ES 31.5 kA                                    CB SF6 31.5 kA                                                   DS/ES 31.5 kA                                                                            DS/ES 31.5 kA                                                                 DS/ES 31.5 kA                                                      DS/ES 31.5 kA
                                              145 kV, 1250 A                                                                    145 kV, 1250 A                                    145 kV, 1250 A                                                  145 kV, 1250 A                                                                            145 kV, 1250 A                                                               145 kV, 1250 A                                                      145 kV, 1250 A
                                                                                                                                CB SF6 31.5 kA                                                                87B
                                              CB SF6 31.5 kA                                                                                                                          Bus Protection                                              CB SF6 31.5 kA                                                                            CB SF6 31.5 kA                                                               CB SF6 31.5 kA                                                      CB SF6 31.5 kA
                                                                                                                                                                         600-300/1A
                                              145 kV, 3150 A                                                                    145 kV, 1250 A                                            Protection        50 BF 67/67N                          145 kV, 1250 A                                                                            145 kV, 1250 A                                                               145 kV, 1250 A                                                      145 kV, 1250 A
                                                                                                                                                                             CT
                                                                                                                                                                                          Measuring         W Fi kWh   A
                                                                                                                                 DS/ES 31.5 kA                                                                                                    DS/ES 31.5 kA                                                                             DS/ES 31.5 kA                                                                 DS/ES 31.5 kA                                                      DS/ES 31.5 kA
                                                                                                                                                                                              Spare                    V
                                                                                                                                145 kV, 1250 A                                                                                                    145 kV, 1250 A                                                                            145 kV, 1250 A                                                               145 kV, 1250 A                                                      145 kV, 1250 A
                                                DS 31.5 kA                                                                                       DS 31.5 kA                       DS/ES 31.5 kA                                                    DS 31.5 kA                                                                                  DS 31.5 kA                                                                   DS 31.5 kA                                                          DS 31.5 kA
                                             145 kV, 1250 A                                                                    145 kV, 1250 A                                                                                                     145 kV, 1250 A                                                                            145 kV, 1250 A                                                               145 kV, 1250 A                                                      145 kV, 1250 A
                                                                                                                                                                                  145 kV, 1250 A                                                                                          To Bus CVT
                                             Trans. Protection                          87T 25                                 Trans. Protection              87T 25                                                                               Line Protection             21 79 98 25                                                   Line Protection                                                              Line Protection                                                     Line Protection
                            CT 600-300/1A
CT 600-300/1A
CT 600-300/1A
CT 600-300/1A
CT 600-300/1A
CT 600-300/1A
                                             Trans. Protection                         50 BF 67/67N                            Trans. Protection              50 BF 67/67N                                                                      Backup Protection              50 BF 67/67 N                                              Backup Protection                  All Protection                            Backup Protection                All Protection                     Backup Protection         All Protection
                                                        Measuring                                                                    Measuring                                                                                                                                                                                                                              n measuring                                                                n measuring                                                  n measuring
                                                                                       W Fi kWh         A                                                     W Fi kWh        A                                                                        Measuring               W Fi kWh                       A                                  Measuring                                                                    Measuring                                                           Measuring
                                                                                                                                                                                                                                                                                                                                                                            system as                                                                  system as                                                    system as
                                                               Spare                                                                     Spare
                                                                                                        V                                                                     V                                                                             Spare                                             V                                       Spare                 mentioned in                                           Spare               mentioned in                                     Spare       mentioned in
                                                 Bus Protection                                                                  Bus Protection                                                                                                                                                                                                                             left side                                                                  left side                                                    left side
                                                                                        87B                                                                   87B                                                                                  Bus Protection              87B                                                           Bus Protection                                                               Bus Protection                                                      Bus Protection
                            LA 120kV 10 kA                                                                     LA 120kV 10 kA                                                                                                   LA 120kV 10 kA                                                                            LA 120kV 10 kA                                                               LA 120kV 10 kA                                                      LA 120kV 10 kA
                                            132 kV BCT 100/1                                                                   132 kV BCT 50/1                                                                                                                                                                                                                                 CVT                                                                        CVT                                                          CVT
                                                                                                                                                                                                                                                                               CVT                                                                                      1 32KV 1 10V 110V                                                          1 32KV 1 10V 110V                                            1 32KV 1 10V 110V
                                                                                                                                                                                                                                                                       1 32KV 1 10V 110V                                                                                   3       3        3                                                         3       3        3                                           3       3        3
                                                                                                                                                                                                                                                                           3      3        3                                                                             1 00 VA; Cl 3P                                                             1 00 VA; Cl 3P                                               1 00 VA; Cl 3P
                                                                                                                                                                                                                                                                                                                                                                         1 00 VA; Cl 0.2                                                            1 00 VA; Cl 0.2                                              1 00 VA; Cl 0.2
                                                                                                                                                                                                                                                                        1 00 VA; Cl 3P
                                                                                              64                                                                  64                                                                                                    1 00 VA; Cl 0.2
                           Outdoor Transformer                                                                 Outdoor Transformer
                           132/33 kV .../... MVA                                                       87T     132/33 kV 8/10 MVA                                         87T
                              with OLTC 17 taps
                                                                                           50/51N
                                                                                                                 with OLTC 17 taps
                                                                                                                                                                 50/51N
                                                                                                                                                                                                                                                                     To 132 kV substation                                                                                                                                                         To 132 kV Grid
                                              33 kV BCT 400/1                                                                   33 kV BCT 200/1                                                                                                                         at Budhi Ganga                                                                                                                                                      sub-station at Pahalwanpur                                                                    98       FAULT LOCATOR
                                             LA 30kV 10 kA                                                                       LA 30kV 10 kA
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   HIGH IMPEDANCE RESTRICTED
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          87N               EARTH FAULT RELAY
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          87T       TRANSFORMER DEFERENTIAL RELAY
                                                                                                                               3x1x300 sq. mm                                                                                                                                                                                                                           3x1x300 sq. mm
                                                                                                                                 36 kV cu XLPE                                                                                                                                                                                                                            36 kV cu XLPE
                                                                                                                                          cable                                                                                                                                                                                                                                    cable                                                                                                                                                  87B      BUS DEFERENTIAL RELAY
                                                                                                                               33 kV 200-400/1
                                                                                                                               Trans. Protection
                                                                                                                                                                                                                                                                                                                                                                        33 kV 200-400/1
                                                                                                                                                                                                                                                                                                                                                                        Trans. Protection
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          81       FREQUENCY RELAY
                                                                                                                                     Measuring                                                                                                                                                                                                                                Measuring
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          79        AUTO RECLOSE RELAY
                                                                                                                                     VCB 36 kV                                                                                                                                                                                                                                         VCB 12 kV
                          PT 200 VA; Cl 3P/0.2                                                                                      1250A 25kA                                                                                                                       PT 200 VA; Cl 3P/0.2                                                                                              850A 25kA                                                                                                                                        67/67N     DIRECTIONAL O/C GROUND RELAY
                          33KV 110V 110V                   2         3                                                                                                                                                                                               11KV 110V 110V                   2         3
                            3                3      3                                                                                                                                                                                                                  3         3             3
                                                               1                                                                                                                                                                                                                                          1
                                                                   Fu se                                                                                                                                                                                                                                      Fu se
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          59       OVER VOLTAGE RELAY
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        51/51N      O/C & GROUND FAULT RELAY
   TRANSFORMER DRY
   33/0.4 KV 100 KVA
   (IN CABINET)
                                                            VCB 36 kV
                                                           1250A 25kA
                                                                                                                                     VCB 36 kV
                                                                                                                                    1250A 25kA
                                                                                                                                                                                             VCB 36 kV
                                                                                                                                                                                            1250A 25kA
                                                                                                                                                                                                                                                                                                              VCB 12 kV
                                                                                                                                                                                                                                                                                                              850A 25kA
                                                                                                                                                                                                                                                                                                                                                                                       VCB 12 kV
                                                                                                                                                                                                                                                                                                                                                                                       850A 25kA
                                                                                                                                                                                                                                                                                                                                                                                                                                                   VCB 12 kV
                                                                                                                                                                                                                                                                                                                                                                                                                                                   850A 25kA                                                                              50BF     BREAKER FAILURE RELAY
                                                                                                                                                                                                                                                                                                                                                                                                                               50/50N
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          25       SYNCHRO-CHECK RELAY
                                                           CT 100-200/1                                                            CT 100-200/1                                            CT 100-200/1                                                                                               CT 100-200/1                                                           CT 100-200/1                                      W Fi kWh           CT 100-200/1
                                                        Trans. Protection                     50/50N 67/67N                     Trans. Protection             50/50N 67/67N             Trans. Protection       50/50N 67/67N                                                                      Trans. Protection                                    50/50N 67/67N     Trans. Protection                                                    Trans. Protection                             50/50N 67/67N
                                                                           Measuring          W Fi kWh                                 Measuring              W Fi kWh                         Measuring        W Fi kWh                                                                                              Measuring                         W Fi kWh                           Measuring                                                   Measuring                             W Fi kWh
                                                                                                               A                                                                                                           A                                                                                                                                       A                                                                                                                                      A
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          21       DISTANCE RELAY
                                                                                                               V                                                                                                           V                                                                                                                                       V                                                                                                                                      V
                                                                                                                                                                                         LA 30kV 10 kA                                                                                                                                                                                                                                                                                                                                    Var      REACTIVE POWER METER
                                                                                        PT 200 VA; Cl 3P/0.2
                                                    LA 30kV 10 kA
                                                                                        33KV 110V 110V
                                                                                          3        3    3
                                                                                                                                                                                Outdoor Transformer                                                                                                       Feeder 1                                                                   Feeder 2                                                         Feeder 3                                                                            A         AMMETER
                                                                                                                                                                                                                                                                                                      local distribution                                                         local distribution                                               local distribution
                                                                                                                                                                                  33/11 kV 6/8 MVA
                                                                                                                                                                                  with OLTC 17 taps
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          V         VOLT METER
                                                                                                                                   Feeder for local
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          W        WATT METER
                                                                                                                                  33 kV distribution
                                                         From local                                                                                                                       LA 9kV 10 kA
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          Var      REACTIVE POWER METER
                                                    hydropower Projects
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          Wh       ENERGY METER
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          DS       DISCONNECTING SWITCH
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          CB       CIRCUIT BREAKER
                                                                                        400 V distribution                                                                                                                                                                                                                                                                                                                                                                                                                                LA       LIGHTNING ARRESTOR
  MCCB                                                                                  switch gear panels                                                                                                                                                                                                                                                                                                                                                                                                                                CT        CURRENT TRANSFORMER
  200 A
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          CVT       CAPACITIVE VOLTAGE TRANSFORMER
                                                  400 V Bus system                                                                                                                                                                                                                                                                                                                                                                                                                                                                        VT        VOLTAGE TRANSFORMER
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          WT        WAVE TRAP/COUPLING CAPACITOR
                                                                                       MCCBs
For self consumption
of substation
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     PROTECTION SYSTEM IN CHAPARTOLA 132kV
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     SS
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                5064033-DCW-BHP-BSS-004
132 kV double circuit
 with BEAR ACSR            132 kV double circuit
                             with BEAR ACSR
      To Ataria
                                 To Lamki SS
  132 kV grid substation
                           132 kV grid substation
                                                                          5.00
                                                    3.00
                                                    3.00
                                                    3.50
                                                    3.00
                                                    4.00
Other existing
 switchyard                                         2.50
equipment at                                        2.50
Pahalwanpur
                                                    1.00
  substation
                                                    2.50
                                                    2.50
                                                    1.00
                                                    2.50
                                                    2.50
                                                                       7.50
                                                               11.50
                                                           14.50
Existing 132 kV double bus out door
       CLIENT
                                                                                 EXISTING 132 kV DOUBLE BUS OUTDOOR
                                                                                 SWITCHYARD LAYOUT AT PAHALMANPUR
                                                                                            5064033-DCW-BHP-BSS-007
                                          To Attaria ss                                                      To Budhi Ganga ss                                From Lamki ss
                                                          CVT 100 VA                                                        CVT 100 VA               CVT 100 VA
                                                          132/0.11 kV                                                       132/0.11 kV              132/0.11 kV              VT 100 VA
                                                                          LA 120kV 10 kA                                                                                      132/0.11 kV
                          VT 100 VA
                         132/0.11 kV
                                                                                                                                          LA 120kV                 LA 120kV 10 kA           LA 120kV 10 kA
                                              LA 120kV 10 kA
                                                                                                                                            10 kA
                                                                         WT 1 MH-800 A                                                                  WT 1
                                                                                                                                                      MH-800 A
                                                  DS/ES 31.5 kA                                                       DS/ES 31.5 kA                                       DS/ES 31.5 kA
                                                  145 kV, 1250 A                                                     145 kV, 1250 A                                     145 kV, 1250 A
                                                 CT 600-300/1A                                                       CT 600-300/1A                                     CT 600-300/1A
  DS 31.5 kA                                      CB SF6 31.5 kA                                                     CB SF6 31.5 kA                                     CB SF6 31.5 kA
                                                  145 kV, 1250 A                                                     145 kV, 1250 A                                     145 kV, 1250 A
 145 kV, 1250 A
                        132 kV 2000 A
                        Aluminium bus I
           VT 100 VA
          132/0.11 kV
                                              DS 31.5 kA                  DS 31.5 kA                               DS 31.5 kA                                        DS 31.5 kA
                                            145 kV, 1250 A              145 kV, 1250 A                           145 kV, 1250 A                                    145 kV, 1250 A
           VT 100 VA
          132/0.11 kV
                                        132 kV 2000 A
                                       Aluminium bus II
           DS 31.5 kA
                                                                                                 TRANSFORMER
                                                                DS
CB
                                                                                    CT
                                         33 kV BUS
                                                                                                 33/11 kV
 Department of Electricity Development
Budhiganga, Pahalmanpur and Chapartola               33 kV Transformer         TENDER PROPOSE ONLY        NOT IN SCALE DRAWING No.
              Substation                                                                                                  SS-07
                       SECTION E-E 33 kV TRANSFORMER BAY
                                             3m             2m        2m         4m
                                                                                        TRANSFORMER
                                                       DS
CB
                                                                           CT
                                 33 kV BUS
                                                                                        33/11 kV
Department of Electricity Development
      Budhiganga, Pahalmanpur and               33 kV                 TENDER PROPOSE ONLY        NOT IN SCALE DRAWING No.
                                             Transformer                                                         SS-07
       Chapartola Substation
                 SECTION A-A 132 kV Line Bay
                                                                                                                                        3m
                                                                                                                                        11.5 m
                                    AL Bus
                                                                                                                      AL Bus
                                                                      7.5m
            5m
                                                                                                         2.5 m
       3m             2m            3m            3m        3m               7m   3m                3m                  3m              3m            5.5 m          3m
                                                                                                                                                              MAIN BUS
                           GYNTRY
MAIN BUS I
                                                                                                                               GYNTRY
                                             DS
DS
                                                                                                                                                 DS
                                                                 CB
                 VT
CT
                                                                                                                                                              BUS VT
  LA
BUS VT
                                                                                                                                                              II
Department of Electricity Development
                                                              Section A-A              TENDER PROPOSE ONLY                              NOT IN SCALE DRAWING No.
   Budhiganga, Pahalmanpur and
                                                            132 kV Line Bay                                                                             SS-03
       Chapartola Substation
SECTION B-B Bus Coupler
7.5m
            3m             5.5m               3m            5.5m   3m                3m       3m      4m        3m        3m        3m
              MAIN BUS
                                                                                                                                         GYNTRY
                                                                        MAIN BUS I
                                                   GYNTRY
                                         DS
                                                                                                                               DS
                                                                                                           CB
              BUS VT
                                                                                                                     CT
                                                                        BUS VT
              II
 Department of Electricity Development
Budhiganga, Pahalmanpur and Chapartola             Bus Coupler                            TENDER PROPOSE ONLY        NOT IN SCALE DRAWING No.
              Substation                                                                                                          SS-04