| 2 | Supply, fabrication, assembly, wiring, testing and commissioning of floor-mounted cubicle type LT Panel Board of minimum size 1600 mm (H) 1800 mm (W) 400 mm (D), dust-proof and vermin-proof construction, suitable for indoor installation, fabricated from 16 SWG CRCA sheet steel, complete with cable entry arrangement, bus bar chambers, cable alleys, gland plates, hinged lockable doors, earthing studs, danger notice plates and all accessories.
The panel shall be provided with 150 Amp, 415 Volt, 3 Phase, 4 Wire, 50 Hz Aluminium Bus Bars with neutral bus bar of half rating, insulated with colour-coded heat shrinkable sleeves. The panel shall be powder-coated after proper surface treatment and shall be suitable for safe operation, maintenance and future accessibility.
The panel shall be complete with internal wiring using copper control cables, interconnections, ferrules, lugs, glands, terminal blocks, supports, mounting hardware and all accessories required for satisfactory operation. The panel shall be equipped with the following switchgears, metering instruments and control components of approved make L&T / Schneider Electric / BCH or DJB approved equivalent.
Panel Configuration:
A. Changeover Chamber:
Changeover Switch, 160A, TP, 415V AC 1 No.
B. Incomer Chamber:
MCCB, 160A, TP, 415V AC, 36 kA breaking capacity or higher 1 No.
C. Incomer Metering Chamber:
Digital Ammeter, 96 96 mm 1 No.
Digital Voltmeter, 96 96 mm 1 No.
Ammeter Selector Switch 1 No.
Voltmeter Selector Switch 1 No.
LED Phase Indicating Lamps (RYB) 3 Nos.
MCB, 6A, SP, C Curve 3 Nos.
Current Transformer, 200/5A 3 Nos.
D. Three Motor Feeder Outgoing Chambers (20 HP Pumps) 3 Sets. Each chamber comprising:
MCCB, 63A, TP, 415V AC, 36 kA 1 No.
Contactor, 40A 1 No.
Thermal Overload Relay suitable for 20 HP Motor 1 No.
Single Phasing Preventer (SPP) 1 No.
Start Push Button 1 No.
Stop Push Button 1 No.
LED Indicating Lamps (ON/OFF) 2 Nos.
MCB, 6A, SP 2 Nos.
Digital Ammeter, 96 96 mm 1 No.
Ammeter Selector Switch 1 No.
LED Phase Indicating Lamps (RYB) 3 Nos.
MCB, 6A, SP 3 Nos.
Current Transformer, 60/5A 3 Nos.
E. One Motor Feeder Outgoing Chamber (5 HP Pump)
MCB, 32A, TP, 415V AC 1 No.
Contactor, 32A 1 No.
Thermal Overload Relay suitable for 5 HP Motor 1 No.
Single Phasing Preventer (SPP) 1 No.
Start Push Button 1 No.
Stop Push Button 1 No.
LED Indicating Lamps (ON/OFF) 2 Nos.
MCB, 6A, SP 2 Nos.
F. One Spare/Utility Outgoing Chamber
MCCB, 63A, TP, 415V AC, 36 kA 1 No.
LED Phase Indicating Lamps (RYB) 3 Nos.
MCB, 6A, SP 3 Nos.
G. Additional Outgoing Feeders
MCB, 63A, Four Pole 2 Nos | 2 | Set |
