1.
0 MAIN LT PANEL, MAIN DISTRIBUTION PANEL
MAIN DISTRIBUTION BOARDS
1 Design, fabrication, assembling, wiring, supply,
installation, testing and commissioning of LT PANEL-,
fabricated out of 14 gauge CRCA sheet steel in cubicle
compartmentised modular 3b construction, free
standing floor mounted, dust and vermin proof with
reinforcement of suitable size angle iron, channel, `T’
sections and / or flats wherever necessary. 16 gauge CRCA
sheet steel shall be used for final distribution panels. 3
mm thick cable gland plates shall be provided on top as well
as at the bottom of the panels. Panels shall be treated with
all anticorrosive process before powder coating as per
specifications and final approved shade. 2 Nos. earthing
terminals shall be provided for all distrtibution panels. Panels
shall be suitable for 415V, 3 phase, 4 wire, 50 HZ supply
system. Lifting hooks shall also be provided in case of
large panels.The Panel shall be IP-42 Protected. Approval
shall be taken for each panel in the form of shop drawings
before fabrication.Galvanised hardwares with zinc
passivation shall be used in fabrication of panels.
Incoming Air Circuit Breaker
(For Transformer supply-1) 1600KVA
2500 Amps 4 Pole Electrically operated fully drawout type air
circuit breaker with ON/OFF/TRIP indicating lamps with
MCB's and over current short circuit and earth fault
microprocessor releases (Type 6A of MG or equiv alent
make) - 1 set.
Intelligent multi function digital meter with Capability of
Disturbance Direction Detection, Sag & Swell Monitoring with
Waveform Capturing, Class of accuracy: 0.2S as per
IEC62053-22, Sampling Rate of 256 Samples/Cycle,
Harmonics analysis upto 63rd order for Energy,Voltage &
Current, RS485 PORT & Dual Ethernet PORT
i.
ii. Phase indicating light shall be protected by 2 Amps
MCB’s. - 3 Sets
iii. Breaker ON / OFF / TRIP indicating lights with control
MCB’s. - 1 Set
iv. Under voltage release - 1 Set
v. 24 V DC Shunt trip coil. -1 Set
viii. Breaker control switch - 1 Set
ix. Auto-manual selector switch - 1 Set
x Phase reversal relay - 1 Set
xi Auxiliary contacts required for necessary interlocking of
breakers.
xii. CTs for capcaitor panel as required.
Bus Bars
3000 Amps TPN aluminium bus bars with colour coded heat
shrinkable insulating sleeves - 1Set
Bus Coupler : Breaker ’
2500 Amps 4 pole electrically operated fully drawout type air
circuit breaker with ON / OFF / TRIP indicating lamps with
control MCB’s and breaker control switch etc. complete as
required. - 2 Set
Incoming Air Circuit Breaker (For DG Supply-1)
1000 Amps 4 Pole Electrically operated fully drawout type air
circuit breaker with ON/OFF/TRIP indicating lamps with
MCB's and over current short circuit and earth fault
microprocessor releases (Type 6A of MG or equiv alent
make) - 1 set.
Intelligent multi function digital meter with Capability of
Disturbance Direction Detection, Sag & Swell Monitoring with
Waveform Capturing, Class of accuracy: 0.2S as per
IEC62053-22, Sampling Rate of 256 Samples/Cycle,
Harmonics analysis upto 63rd order for Energy,Voltage &
Current, RS485 PORT & Dual Ethernet PORT
i.
ii. Phase indicating light shall be protected by 2 Amps
MCB’s. - 3 Sets
iii. Breaker ON / OFF / TRIP indicating lights with control
MCB’s. - 1 Set
iv. 240 V under voltage Release - 1 Set
v. 230V AC Shunt trip coil. -1 Set
vi. Auto-manual / test selector / switch - 1 Set
vii. Breaker control switch - 1 Set
viii. Auxiliary contacts required for necessary interlocking of
breakers.
Bus Bars
3000 Amps TPN aluminium bus bars with colour coded heat
shrinkable insulating sleeves - 1Set
Incoming Air Circuit Breaker (For DG Supply-2)
1000 Amps 4 Pole Electrically operated fully drawouttype air
circuit breaker with ON/OFF/TRIP indicating lamps with
MCB's and over current short circuit and
earth fault microprocessor releases (Type 6A of MG or
equivalent make) - 1 set.
Intelligent multi function digital meter with Capability of
Disturbance Direction Detection, Sag & Swell Monitoring with
Waveform Capturing, Class of accuracy: 0.2S as per
IEC62053-22, Sampling Rate of 256 Samples/Cycle,
Harmonics analysis upto 63rd order for Energy,Voltage &
Current, RS485 PORT & Dual Ethernet PORT
i.
ii. Phase indicating light shall be protected by 2 Amps
MCB’s. - 3 Sets
iii. Breaker ON / OFF / TRIP indicating lights with control
MCB’s. - 1 Set
iv. 240 V under voltage Release - 1 Set
v. 230V AC Shunt trip coil. -1 Set
vi. Auto-manual / test selector / switch - 1 Set
vii. Breaker control switch - 1 Set
viii. Auxiliary contacts required for necessary interlocking of
breakers.
Bus Bars
1600 Amps TPN aluminium bus bars with colour coded heat
shrinkable insulating sleeves - 1Set
Outgoings :
i 1250 Amps 4 Pole Electrically operated fully drawout type
air circuit breaker with ON/OFF/TRIP indicating lamps
with MCB's and over current short circuit and earth fault
microprocessor releases (Type 6A of MG or equivalent
make) - 1 set.
630 amps TP+N MCCB with dual electronic energy meter with
ON / OFF / TRIP indicating lights with control MCB’s with
with 3 Nos. 630/5 amps 15VA CT - 2 No.
ii
400 amps TP+N MCCB with dual electronic energy meter with
ON / OFF / TRIP indicating lights with control MCB’s with
with 3 Nos. 400/5 amps 15VA CT - 3 No.
iii.
250 amps TP+N MCCB with dual electronic energy meter with
ON / OFF / TRIP indicating lights with control MCB’s with
with 3 Nos. 250/5 amps 15VA CT - 2 No.
iv
125 amps TP+N MCCB with dual electronic energy meter with
ON / OFF / TRIP indicating lights with control MCB’s with
with 3 Nos. 125/5 amps 15VA CT - 1 No.
v.
100 amps TP+N MCCB with dual electronic energy meter with
ON / OFF / TRIP indicating lights with control MCB’s with
with 3 Nos. 100/5 amps 15VA CT - 4 No.
vi.
63 amps TP+N MCCB with dual electronic energy meter
with ON / OFF / TRIP indicating lights with control MCB’s with
with 3 Nos. 63/5 amps 15VA CT - 2 No.
vii.
Spare ACB/ MCCB’s as following :
630 amps TP+N MCCB with dual electronic energy meter with
ON / OFF / TRIP indicating lights with control MCB’s with
with 3 Nos. 630/5 amps 15VA CT - 1 No.
i
400 amps TP+N MCCB with dual electronic energy meter with
ON / OFF / TRIP indicating lights with control MCB’s with
with 3 Nos. 400/5 amps 15VA CT - 2 No.
ii
250 amps TP+N MCCB with dual electronic energy meter with
ON / OFF / TRIP indicating lights with control MCB’s with
with 3 Nos. 250/5 amps 15VA CT - 1 No.
iii
100 amps TP+N MCCB with dual electronic energy meter with
ON / OFF / TRIP indicating lights with control MCB’s with
with 3 Nos. 100/5 amps 15VA CT - 2 No.
iv
Notes :
Load management and Interlocking shall be provided
with PLC between both incommers and Buscoupler air circ uit
breakers.
i.
ii. All MCCBs shall be of 35 KA breaking capacity
Potential free contact shall be provided to remote starting facilities
of each starter through BAS.
iii.
iv. All outgoing shall have digital Electronic energy meter RS-485
port.
Wiring with space heater, thermostat and control
MCB’s shall be provided all vertical sections of C/ O panel.
v.
vi. LED light shall be provide in each section of C/O PANEL
vii. Proper ventlation, cable support and Fire Barrier shall be
provided.
viii. Gas supression system provision shall be provided.
ix. Suitable danger board shall be provided.
LT PANEL-_as described above. - Each
2 AUTOMATIC POWER FACTOR CONTROL PANELS
(500kVAR)
Design, fabrication, assembling, wiring, supply,
installation, testing and commissioning of Automatic power
factor control panels with mixed die electric type
capacitors, fabricated out of 14 gauge CRCA sheet steel in
cubicle compartmentised, 3b modular construction, free
standing, floor mounted, dust and vermin proof with
reinforcement of suitable size, angle iron, channel, `T’
sections and / or flats wherever necessary. Cable gland plates
shall be provided on top the panels. Panels shall be treated
with all anticorrosive process before powder coating as per
specifications and final approved shade. 2 Nos. earthing
terminals shall be provided for all distrtibution panels. Panels
shall be suitable for 415V, 3 phase, 4 wire,
50 HZ supply system. Lifting hooks shall also be
provided in case of large panels. Approval shall be taken for
each panel in the form of shop drawings before fabrication.
Galvanised hardwares with zinc passivation shall be used in
fabrication of panels.
a. Incoming
1250 Amps 4 Pole Electrically operated fully drawout type
air circuit breaker with ON/OFF/TRIP indicating lamps
with MCB's and over current short circuit and earth fault
microprocessor releases (Type 6A of MG or equivalent
make) - 1 set.
i. 96 x 96 mm sq. 0-500 Volt digital voltmeter with selector
switch
ii. Phase indicating light shall be protected by 2 Amps SP
MCB’s. - 3 Sets
Power factor compensating relay (including power factor
meter) in 8 steps for automatic cut off or add on capacitor
units to keep the power factor at 0.97 with variation of loads.
All associated auxiliary contactors / relays / timer / auto
manual selector switches to be provided - 1 Set.
iii.
b. Bus Bars :
1600 amps TPN Aluminium bus bars with coloured heat
Shrinkable insulated sleeves. - 1 set
c. Outgoings -I :
Outgoing feeders consisting of following accessories.
i. 40 amps TPN MCCB - 2 Set
ii. 40 amps or capacitor duty 525 volts 50Hz contactors. - 2 Set
iii. “ ON” /”OFF” push buttons and indicating lamps. -2 Set
iv. 12.5 KVAR capacitor unit with detune filter as specified - 2
No.
c. Outgoings -II :
Outgoing feeders consisting of following accessories.
i. 63 amps TPN MCCB - 3 Set
ii. 63 amps or capacitor duty 525 volts 50Hz contactors. - 3 Set
iii. “ ON” /”OFF” push buttons and indicating lamps. -3 Set
iv. 25 KVAR capacitor unit with detune filter as specified - 3 No.
d. Outgoings -III :
Outgoing feeders consisting of following accessories.
i. 125 amps TPN MCCB - 4 Sets
ii. 125 amps or capacitor duty 525 volts 50Hz contactors. -
4 Sets
iii. “ ON” /”OFF” push buttons and indicating lamps. - 3Sets
iv. 50 KVAR capacitor unit with detune filter as specified - 4
Sets
e. Outgoings -IV :
Outgoing feeders consisting of following accessories.
i. 250 amps TPN MCCB - 2 Set
ii. 250 amps or capacitor duty 525 volts 50Hz contactors. -
2 Set
iii. “ ON” /”OFF” push buttons and indicating lamps. - 2 Set
iv. 100KVAR capacitor unit with detune filter as specified - 2
Set
Note:
All ACB/MCCB’s shall be of 50 KA breaking capacity.
AUTOMATIC POWER FACTOR CONTROL PANELS Each
(500kVAR)_as described above.
3 EXTERNAL LIGHTING FEEDER PILLAR
Design, manufacture, supplying fixing in position of
outdoor type feeder pillar, metal clade, suitable for 415 volt,
3-phase, 50 Hz with suitable foundation and arrangement
for incoming/ outgoing cable termination, earthing,
locking arrangement, insulated aluminium bus bars system,
interconnection etc.
INCOMER
63 amps TP+N MCCB with following accessories:
Metering & Indication
1 set of R,Y,B phase indicating lamps each with 3 nos. 6A SP
MCBs.
Phase indicating light shall be protected by 6A MCB. - 1 Set
Bus Bars
1 Set of 150A TPN Aluminium Bus Bar with colour coded PVC
Sleeves
OUTGOING
63A FP MCB three phase energy meter -6 No.
EXTERNAL LIGHTING FEEDER PILLAR _ described as above Set
TOTAL =
1
1
1
