ROUTINE                                                           Page 1 of 15
TEST REPORT
Breaker            LTB145D1/B(CSB0 & Avatar)                            Order No:        502893565
Mechanism:         FSA1                                                 Serial No:       1361845910-003
Customer
HITACHI ENERGY VIETNAM
Customer reference                                                               Country
Reference                                                                        Project
502893565
Breaker type                                                                     Serial number
LTB145D1/B(CSB0 & Avatar)                                                        1361845910-003
Mechanism type                                                                   Serial number
FSA1                                                                             1361845910-003-A1
Standard                                                                         Test completed
IEC62271-100                                                                     4/5/2024
We hereby certify that the above objects have passed all routine tests in accordance with the
standard referred to in above and with the terms of the contract.
Hitachi Energy High Voltage Switchgear Company Limited,Beijing
Quality Department
...........................................................     Date: 4/5/2024
xm
Test witnessed by
...........................................................     .............................................................
...........................................................     .............................................................
...........................................................
                                           ROUTINE                                              Page 2 of 15
                                          TEST REPORT
Breaker        LTB145D1/B(CSB0 & Avatar)                     Order No:    502893565
Mechanism:     FSA1                                          Serial No:   1361845910-003
Rated data
Rated filling pressure for operation:   0.70   MPa(abs)
Check of rating plates                                                         Approved: xm
MECHANISM RESULTS
 Resistance in ohms of auxiliary circuits
 Description                         Mechanism No.        Mechanism No.         Mechanism No.
                                   1361845910-003-A1
 Closing coil 1                                  28                       -                     -
 Opening coil 1                                  28                       -                     -
 Opening coil 2                                  27                       -                     -
 Antipumping relay 1                           7470                       -                     -
 Density blocking relay 1                      7510                       -                     -
 Density blocking relay 2                      7510                       -                     -
 Heater anticondense                            702                       -                     -
 Heater total                                   230                       -                     -
All resistances checked                                                        Approved xm
                                             ROUTINE                                                  Page 3 of 15
                                            TEST REPORT
Breaker         LTB145D1/B(CSB0 & Avatar)                        Order No:    502893565
Mechanism:      FSA1                                             Serial No:   1361845910-003
 Check of                                                                                        Approved
 Wiring acc. To circuit diagram                                                                  xm
 Local/remote operation                                                                          xm
 Blocking relays                                                                                 xm
 Extra relays                                                                                    xm
 On-line-motor starter does not trip for 10 consecutive operations                               xm
 Auxiliary contacts                                                                              xm
 Thermostat settings                                                                             xm
 Counter                                                                                         xm
 All adjustments and paint marking                                                               xm
 Settings
 Description                        Unit     Mech. 1      Mech. 2        Mech. 3
 Thermostat                             °C      10.0                 -             -
 Close spring setting                  mm       87.0                 -             -
 Trip spring setting                   mm       82.0                 -             -
                                                                                       Approved: xm
 Spring charge at nominal voltage
 Description                        Unit     Mech. 1      Mech. 2        Mech. 3
 Charging time                          s       10.7                 -             -
 Motor current                          A         8.4                -             -
                                                                                       Approved: xm
 Lowest operating voltage
 Description                        Unit     Mech. 1      Mech. 2        Mech. 3
 Close coil 1                       VDC            50                -             -
 Trip coil 1                        VDC            48                -             -
 Trip coil 2                        VDC            32                -             -
                                                                                       Approved: xm
Power frequency test of auxiliary circuits
1 second 50 Hz 2.5 kV                                                                  Approved: xm
1 second 50 Hz 2.0 kV,motor                                                            Approved: -
                                            ROUTINE                                              Page 4 of 15
                                           TEST REPORT
Breaker       LTB145D1/B(CSB0 & Avatar)                       Order No:    502893565
Mechanism:    FSA1                                            Serial No:   1361845910-003
POLE RESULTS
 Resistance in main circuit
 Phase            Unit    Part 1       Part 2
 A               µOhm        35
 B               µOhm        35
 C               µOhm        35
                                                                                Approved: xm
Power frequency test
60 seconds 50 Hz breaking unit              260 kV                              Approved: xm
60 seconds 50 Hz to earth:                  260 / kV                            Approved: xm
Overpressure test on each pole
10 minutes duration                         1.15 MPa(abs)                       Approved: xm
Tightness test on each pole                                                     Approved: xm
OPERATING TEST
Test assumptions
Technical provision:      1HYB600092CN
Fill pressure:            0.70 MPa(abs)
 Operations                      Voltage    Motor   Close 1 Close 2   Trip 1   Trip 2   Trip 3
                                  level     VDC      VDC     VDC      VDC      VDC      VDC
 5 Close and Open                  Min        94       94                77       77
 5 Close and Open                 Max        121      121              121      121
 5 Close and Open                 Nom        110      110              110      110
 5 Close-Open                     Nom        110      110              110      110
 5 Open-0.3s-Close                Nom        110      110              110      110
Operating test
At least 25 operations as above                                                 Approved: xm
Stored energi test O – 0.3s- CO- 3min- CO                                       Approved: -
                                        ROUTINE                                           Page 5 of 15
                                       TEST REPORT
Breaker       LTB145D1/B(CSB0 & Avatar)                    Order No:     502893565
Mechanism:    FSA1                                         Serial No:    1361845910-003
Test Samples
 Oper. Oper. Volt Cc       Tc    Operation times Cont. Cont. Cont. Over      Re- Damp       Time
        No. Level                    phase       stroke speed speed travel bounce time   difference
                                 A     B      C           1     2                        a        b
                                 ms   ms      ms  mm     m/s   m/s   mm     mm     ms    ms      ms
 Close   5      Min.   1   -     56.5 56.8 56.8 84.4       2.1         8.4     1.0       12.4 -30.4
 Open    6      Min.   -   1     42.4 41.1 41.4 84.6       2.3         2.3     0.1 22.7 -16.2 26.3
 Close   15     Max.   1   -     52.0 52.3 52.4 84.5       2.1         8.1     1.1       12.5 -30.3
 Open    16     Max.   -   1     33.8 32.4 32.7 84.6       2.3         2.4     0.2 22.9 -16.2 25.4
 Close   25     Nom.   1   -     52.8 53.0 53.2 84.4       2.1         8.1     1.0       12.6 -30.4
 Open    26     Nom.   -   1     34.7 33.4 33.7 84.5       2.3         2.7     0.2 22.0 -16.0 25.7
 Open    41     Nom.   -   2     33.9 32.5 32.8 84.5       2.3         2.6     0.2 22.0 -16.1 26.1
 Oper. Oper. Volt Cc       Tc    Interval times 1 Interval times 2          Time
        No. Level                     phase            phase             difference
                                 A      B      C  A      B      C        a        b
                                 ms    ms         ms    ms     ms       ms       ms
 C-O     31     Nom.   1   1     52.3 50.9 51.4                          13.5 -31.2
 O-C-O   37     Nom.   1   1    270.5 272.0 271.8 51.4 50.2 50.3        -16.1 26.2
                                                      ROUTINE                                                  Page 6 of 15
                                                     TEST REPORT
Breaker             LTB145D1/B(CSB0 & Avatar)                                   Order No:     502893565
Mechanism:          FSA1                                                        Serial No:    1361845910-003
Main Test sequence Close                          Min.     Operation No 5
     140
                                                                                                                      A1
     120
                                                                                                                      B1
                                                                                                                      C1
                                                                                                                      1a
     100
                                                                                                                      1b
     80
mm
     60
     40
     20
               T1
      0
      2
A
                                                                                                                      Ic1
      0
           0            20               40                60             80                 100         120    140
                                                                   ms
      Operation data
      Motor          Close coil 1   Trip coil -
      94 VDC         94 VDC         -
      Contact times in ms
      Main           Contact time            Close/Open interval        Close/Open interval
      A1          56.5        (0.0 - 75.0)
      B1          56.8        (0.0 - 75.0)
      C1          56.8        (0.0 - 75.0)
       Aux.          Contact time          Close/Open Close/Open                Aux-Main
      1a          68.9                                                   12.4
      1b          26.1                                                  -30.4
      Travel parameters
      Description                       Unit        T1                                Limits
      Travel speed 1                     m/s         2.1                               (1.9 - 2.1)
      Contact Stroke                     mm         84.4                             (84.0 - 87.0)
      OverTravel                         mm          8.4                              (0.0 - 10.0)
      Rebounce                           mm          1.0
                                                          ROUTINE                                              Page 7 of 15
                                                         TEST REPORT
Breaker             LTB145D1/B(CSB0 & Avatar)                                   Order No:     502893565
Mechanism:          FSA1                                                        Serial No:    1361845910-003
Main Test sequence Open                           Min.     Operation No 6
     140
     120                                                                                                              A1
                                                                                                                      B1
                                                                                                                      C1
     100                                                                                                              1a
                                                                                                                      1b
               T1
     80
mm
     60
     40
     20
      2
A
                                                                                                                      Ic1
      0
           0             20              40                60             80                 100         120    140
                                                                   ms
      Operation data
      Motor          Close coil -   Trip coil 1
      94 VDC         -              77 VDC
      Contact times in ms
      Main           Contact time           Close/Open interval         Close/Open interval
      A1          42.4      (31.0 - 45.0)
      B1          41.1      (31.0 - 45.0)
      C1          41.4      (31.0 - 45.0)
       Aux.          Contact time         Close/Open Close/Open                 Aux-Main
      1a          26.2                                                  -16.2
      1b          68.7                                                   26.3
      Travel parameters
      Description                     Unit          T1                                Limits
      Travel speed 1                   m/s           2.3                               (2.2 - 2.6)
      Contact Stroke                   mm           84.6                             (84.0 - 87.0)
      OverTravel                       mm            2.3                               (0.0 - 7.0)
      Rebounce                         mm            0.1
      Damping time                      ms          22.7                             (15.0 - 27.0)
                                                      ROUTINE                                                  Page 8 of 15
                                                     TEST REPORT
Breaker             LTB145D1/B(CSB0 & Avatar)                                   Order No:     502893565
Mechanism:          FSA1                                                        Serial No:    1361845910-003
Main Test sequence Close                          Max.     Operation No 15
     140
                                                                                                                      A1
     120
                                                                                                                      B1
                                                                                                                      C1
                                                                                                                      1a
     100
                                                                                                                      1b
     80
mm
     60
     40
     20
               T1
      0
      2
A
                                                                                                                      Ic1
      0
           0            20               40                60             80                 100         120    140
                                                                   ms
      Operation data
      Motor          Close coil 1   Trip coil -
      121 VDC        121 VDC        -
      Contact times in ms
      Main           Contact time            Close/Open interval        Close/Open interval
      A1          52.0        (0.0 - 75.0)
      B1          52.3        (0.0 - 75.0)
      C1          52.4        (0.0 - 75.0)
       Aux.          Contact time          Close/Open Close/Open                Aux-Main
      1a          64.5                                                   12.5
      1b          21.7                                                  -30.3
      Travel parameters
      Description                       Unit        T1                                Limits
      Travel speed 1                     m/s         2.1                               (1.9 - 2.1)
      Contact Stroke                     mm         84.5                             (84.0 - 87.0)
      OverTravel                         mm          8.1                              (0.0 - 10.0)
      Rebounce                           mm          1.1
                                                      ROUTINE                                                 Page 9 of 15
                                                     TEST REPORT
Breaker             LTB145D1/B(CSB0 & Avatar)                                  Order No:     502893565
Mechanism:          FSA1                                                       Serial No:    1361845910-003
Main Test sequence Open                           Max.     Operation No 16
     140
     120                                                                                                             A1
                                                                                                                     B1
                                                                                                                     C1
     100                                                                                                             1a
                                                                                                                     1b
               T1
     80
mm
     60
     40
     20
      2
A
                                                                                                                     Ic1
      0
           0             20              40                60            80                 100         120    140
                                                                  ms
      Operation data
      Motor          Close coil -   Trip coil 1
      121 VDC        -              121 VDC
      Contact times in ms
      Main           Contact time           Close/Open interval        Close/Open interval
      A1          33.8      (31.0 - 45.0)
      B1          32.4      (31.0 - 45.0)
      C1          32.7      (31.0 - 45.0)
       Aux.          Contact time         Close/Open Close/Open                Aux-Main
      1a          17.6                                                 -16.2
      1b          59.2                                                  25.4
      Travel parameters
      Description                     Unit          T1                               Limits
      Travel speed 1                   m/s           2.3                              (2.2 - 2.6)
      Contact Stroke                   mm           84.6                            (84.0 - 87.0)
      OverTravel                       mm            2.4                              (0.0 - 7.0)
      Rebounce                         mm            0.2
      Damping time                      ms          22.9                            (15.0 - 27.0)
                                                     ROUTINE                                                   Page 10 of 15
                                                    TEST REPORT
Breaker             LTB145D1/B(CSB0 & Avatar)                                   Order No:     502893565
Mechanism:          FSA1                                                        Serial No:    1361845910-003
Main Test sequence Close                          Nom.     Operation No 25
     140
                                                                                                                        A1
     120
                                                                                                                        B1
                                                                                                                        C1
                                                                                                                        1a
     100
                                                                                                                        1b
     80
mm
     60
     40
     20
               T1
      0
      2
A
                                                                                                                        Ic1
      0
           0            20               40               60              80                 100         120      140
                                                                   ms
      Operation data
      Motor          Close coil 1   Trip coil -
      110 VDC        110 VDC        -
      Contact times in ms
      Main           Contact time            Close/Open interval        Close/Open interval
      A1          52.8        (0.0 - 75.0)
      B1          53.0        (0.0 - 75.0)
      C1          53.2        (0.0 - 75.0)
       Aux.          Contact time          Close/Open Close/Open                Aux-Main
      1a          65.4                                                   12.6
      1b          22.4                                                  -30.4
      Travel parameters
      Description                       Unit       T1                                 Limits
      Travel speed 1                     m/s        2.1                                (1.9 - 2.1)
      Contact Stroke                     mm        84.4                              (84.0 - 87.0)
      OverTravel                         mm         8.1                               (0.0 - 10.0)
      Rebounce                           mm         1.0
                                                      ROUTINE                                                 Page 11 of 15
                                                     TEST REPORT
Breaker             LTB145D1/B(CSB0 & Avatar)                                  Order No:     502893565
Mechanism:          FSA1                                                       Serial No:    1361845910-003
Main Test sequence Open                           Nom.     Operation No 26
     140
     120                                                                                                               A1
                                                                                                                       B1
                                                                                                                       C1
     100                                                                                                               1a
                                                                                                                       1b
               T1
     80
mm
     60
     40
     20
      2
A
                                                                                                                       Ic1
      0
           0             20              40                60            80                 100         120      140
                                                                  ms
      Operation data
      Motor          Close coil -   Trip coil 1
      110 VDC        -              110 VDC
      Contact times in ms
      Main           Contact time           Close/Open interval        Close/Open interval
      A1          34.7      (31.0 - 45.0)
      B1          33.4      (31.0 - 45.0)
      C1          33.7      (31.0 - 45.0)
       Aux.          Contact time         Close/Open Close/Open                Aux-Main
      1a          18.7                                                 -16.0
      1b          60.4                                                  25.7
      Travel parameters
      Description                     Unit          T1                               Limits
      Travel speed 1                   m/s           2.3                              (2.2 - 2.6)
      Contact Stroke                   mm           84.5                            (84.0 - 87.0)
      OverTravel                       mm            2.7                              (0.0 - 7.0)
      Rebounce                         mm            0.2
      Damping time                      ms          22.0                            (15.0 - 27.0)
                                                         ROUTINE                                                              Page 12 of 15
                                                        TEST REPORT
Breaker                  LTB145D1/B(CSB0 & Avatar)                                    Order No:        502893565
Mechanism:               FSA1                                                         Serial No:       1361845910-003
Main Test sequence Close-Open                            Nom.      Operation No 31
     140
     120                                                                                                                                 A1
                                                                                                                                         B1
                                                                                                                                         C1
     100                                                                                                                                 1a
                                                                                                                                         1b
     80
mm
     60
     40
     20
               T1
      0
      2
A
                                                                                                                                         Ic1
      0
           0        20        40      60           80     100      120                140        160       180    200   220        240
                                                                         ms
      Operation data
      Motor          Close coil 1    Trip coil 1
      110 VDC             110 VDC    110 VDC
      Contact times in ms
      Main           Contact time            Close/Open interval              Close/Open interval
      A1          53.8        (0.0 - 75.0)    52.3      (0.0 - 60.0)
      B1          54.2        (0.0 - 75.0)    50.9      (0.0 - 60.0)
      C1          54.0        (0.0 - 75.0)    51.4      (0.0 - 60.0)
       Aux.          Contact time          Close/Open Close/Open                      Aux-Main
      1a          67.3                          26.3                           13.5
      1b          22.6                         108.2                          -31.2
                                                       ROUTINE                                            Page 13 of 15
                                                      TEST REPORT
Breaker             LTB145D1/B(CSB0 & Avatar)                             Order No:      502893565
Mechanism:          FSA1                                                  Serial No:     1361845910-003
Main Test sequence                    Open-0.3s-Close-Open Nom.                  Operation No 37
     140
     120                                                                                                          A1
                                                                                                                  B1
                                                                                                                  C1
     100                                                                                                          1a
                                                                                                                  1b
               T1
     80
mm
     60
     40
     20
      2
A
                                                                                                                  Ic1
      0
           0        50          100             150     200        250         300          350     400   450       500
                                                                   ms
      Operation data
      Motor          Close coil 1     Trip coil 1
      110 VDC        110 VDC          110 VDC
      Contact times in ms
      Main           Contact time            Close/Open interval     Close/Open interval
      A1          34.9      (31.0 - 45.0)   270.5                     51.4       (0.0 - 60.0)
      B1          33.5      (31.0 - 45.0)   272.0                     50.2       (0.0 - 60.0)
      C1          33.9      (31.0 - 45.0)   271.8                     50.3       (0.0 - 60.0)
       Aux.          Contact time         Close/Open Close/Open            Aux-Main
      1a          18.8                        299.6         25.5     -16.1
      1b          61.1                        213.5        105.9      26.2
                                                      ROUTINE                                                 Page 14 of 15
                                                     TEST REPORT
Breaker             LTB145D1/B(CSB0 & Avatar)                                  Order No:     502893565
Mechanism:          FSA1                                                       Serial No:    1361845910-003
Main Test sequence Open                           Nom.     Operation No 41
     140
     120                                                                                                               A1
                                                                                                                       B1
                                                                                                                       C1
     100                                                                                                               1a
                                                                                                                       1b
               T1
     80
mm
     60
     40
     20
      2
A
                                                                                                                       Ic1
      0
           0             20              40                60            80                 100         120      140
                                                                  ms
      Operation data
      Motor          Close coil -   Trip coil 2
      110 VDC        -              110 VDC
      Contact times in ms
      Main           Contact time           Close/Open interval        Close/Open interval
      A1          33.9      (31.0 - 45.0)
      B1          32.5      (31.0 - 45.0)
      C1          32.8      (31.0 - 45.0)
       Aux.          Contact time         Close/Open Close/Open                Aux-Main
      1a          17.8                                                 -16.1
      1b          60.0                                                  26.1
      Travel parameters
      Description                     Unit          T1                               Limits
      Travel speed 1                   m/s           2.3                              (2.2 - 2.6)
      Contact Stroke                   mm           84.5                            (84.0 - 87.0)
      OverTravel                       mm            2.6                              (0.0 - 7.0)
      Rebounce                         mm            0.2
      Damping time                      ms          22.0                            (15.0 - 27.0)
                                                      ROUTINE                                                    Page 15 of 15
                                                     TEST REPORT
Breaker            LTB145D1/B(CSB0 & Avatar)                                  Order No:    502893565
Mechanism:         FSA1                                                       Serial No:   1361845910-003
Free Test          Spring charge Nom. Mechanism No 1 Operation No 1
    40
    35
    30
    25
    20
A
    15
    10
                                                                                                                         Im1
     0
         0     1          2        3             4     5          6       7          8       9      10      11      12
                                                                      s
     Operation data
     Motor          Close coil 1   Trip coil -
     110 VDC        110 VDC        -
     Spring charge for mechanism 1
     Description             Unit          Result      Limits
     Charge current             A            8.4
     Charge time                s           10.7       (0.0 - 15.0)