SPECIAL REPAIR / REPLACEMENT OF LT PANEL AT VARIOUS LOCATION AT AF STATION CARNICOBAR

Amount

Taking down LT panels any type and any size complete all as specified and directed.

Supply installing testing and commissioning factory made, LT main feeder pillar indoor type, weather, vermin proof, powder coated free standing floor mounting type, mounted on floor/over the duct, with required mounting channel, cable alley for all the feeders, suitable for 440 Volts, 3 phase 4 wire 50Hz AC supply system, conforming to IS - 5039, IP-54 class protection and made of 2mm CRCA mild steel sheet with 50x 50x6mm angle iron frame, hinged doors, front & rear openable with locking arrangement ( including provision of 65mm Godrej (freedom) lock with 2 Keys) incl. necessary bus bar arrangement with insulated copper bus bar 1200 Amps rating for phase & neutral, 4 strips, installed on epoxy insulators housed in separated bus chambers covered with heat shrinkable sleeves with necessary bus bar tapings for ACB with suitable capacity of copper bus bar strips including heat shrinkable sleeves, and providing extended bus bars with chamber arrangement for outgoing cables, copper control wiring of required size for instruments and comprising of the following including necessary PCC in 1:2:4 type B1 using 20mm graded stone aggregate for platform of suitable size:- Location : Transmitter Sub Stn.

Incoming:- (i) Micro processor based ACB, 4 pole, 630 Amps, 50 KA 01 SEC EDO type with thermal magnetic release at 415 Volt 50 Hz and adjustable range for continuous current rating (Ir) 40% to 100% - 01 Nos (As Incomer)

incomer ACB will have following features:- (a) Mounting: Drawout mounting with safety shutters (b) type of operation: Electrical by 230 volt AC motor with manual handle. (c) Closing coil voltage: 230 volt AC (d) Trip coil voltage: 230 volt AC (e) UV voltage:230 volt AC. (f) Relay type: Microprocessor based with earth leakage over current, short circuit protections (g) Multifunction meter and display current, voltage, power factor, kw,kva etc. (h) Indication: Green (ON) and Red (OFF) (j) Suitable size cable box has to be provided for entry and exit of LT cables. (h) indicator lamp R,Y,B neon type-02 set.

Supply installing testing and commissioning factory made LT main feeder pillar outdoor type, weather, vermin proof, powder coated, free standing floor mounting type, mounted on floor/over the duct, with required mounting channel, cable alley for all the feeders, suitable for 440 Volts, 3 phase 4 wire 50Hz AC supply system, conforming to IS - 5039, IP-65 class protection and made of 3.15 mm CRCA mild steel sheet with 50x 50x6mm angle iron frame, hinged doors, front & rear openable with locking arrangement ( including provision of 65mm Godrej ( freedom) lock with 2 Keys) incl necessary bus bar arrangement with insulated Aluminium bus bar 1000 Amps rating for phase & neutral, 4 strips, installed on epoxy insulators housed in separated bus chambers covered with heat shrinkable sleeves with necessary bus bar tapings for ACB with suitable capacity of Aluminium bus bar strips including heat shrinkable sleeves, and providing extended bus bars with chamber arrangement for outgoing cables, copper control wiring of required size for instruments and comprising of the following including necessary PCC in 1:2:4 type B1 using 20mm graded stone aggregate for platform of suitable size:- Location: Near Pandanus block.

Incoming:- Micro processor based ACB, 4 pole, 630 Amps, 50 KA 01 SEC EF type with thermal magnetic release at 415 Volt 50 Hz and adjustable range for continuous current rating (Ir) 40% to 100% - 01 Nos (As Incomer).

Supply installing testing and commissioning factory made LT main feeder pillar Outdoor type, weather, vermin proof, powder coated, free standing floor mounting type, mounted on floor/over the duct, with required mounting channel, cable alley for all the feeders, suitable for 440 Volts, 3 phase 4 wire 50Hz AC supply system, conforming to IS - 5039, IP-65 class protection and made of 3.15 mm CRCA mild steel sheet with 50x 50x6mm angle iron frame, hinged doors, front & rear openable with locking arrangement ( including provision of 65mm Godrej (freedom) lock with 2 Keys) incl necessary bus bar arrangement with insulated Aluminium bus bar 400 Amps rating for phase & neutral, 4 strips, installed on epoxy insulators housed in separated bus chambers covered with heat shrinkable sleeves, and providing extended bus bars with chamber arrangement for outgoing cables, copper control wiring of required size for instruments and comprising of the following including necessary PCC in 1:2:4 type B1 using 20mm graded stone aggregate for platform of suitable size:- Location: Near 151Sqn.

Incoming:- MCCB 200 Amp 25 KA 4 Pole, 50 HZ Thermal - Magnetic Release- 01 Nos.

Supply installing testing and commissioning factory made LT main feeder pillar Outdoor type, weather, vermin proof, powder coated, free standing floor mounting type, mounted on floor/over the duct, with required mounting channel, cable alley for all the feeders, suitable for 440 Volts, 3 phase 4 wire 50Hz AC supply system, conforming to IS - 5039, IP-65 class protection and made of 3.15 mm CRCA mild steel sheet with 50x 50x6mm angle iron frame, hinged doors, front & rear openable with locking arrangement ( including provision of 65mm Godrej ( freedom) lock with 2 Keys) incl necessary bus bar arrangement with insulated Aluminium bus bar 400 Amps rating for phase & neutral, 4 strips, installed on epoxy insulators housed in separated bus chambers covered with heat shrinkable sleeves, and providing extended bus bars with chamber arrangement for outgoing cables, copper control wiring of required size for instruments and comprising of the following including necessary PCC in 1:2:4 type B1 using 20mm graded stone aggregate for platform of suitable size Location: MT Section.

Incoming:- MCCB 250 Amp 25 KA 4 Pole, 50 HZ Thermal - Magnetic Release - 01 No.

Supply installing testing and commissioning factory made LT main feeder pillar Outdoor type, weather, vermin proof, powder coated, free standing floor mounting type, mounted on floor/over the duct, with required mounting channel, cable alley for all the feeders, suitable for 440 Volts, 3 phase 4 wire 50Hz AC supply system, conforming to IS - 5039, IP-65 class protection and made of 3.15 mm CRCA mild steel sheet with 50x 50x6mm angle iron frame, hinged doors, front & rear openable with locking arrangement ( including provision of 65mm Godrej ( freedom) lock with 2 Keys) incl necessary bus bar arrangement with insulated Aluminium bus bar 400 Amps rating for phase & neutral, 4 strips, installed on epoxy insulators housed in separated bus chambers covered with heat shrinkable sleeves, and providing extended bus bars with chamber arrangement for outgoing cables, copper control wiring of required size for instruments and comprising of the following including necessary PCC in 1:2:4 type B1 using 20mm graded stone aggregate for platform of suitable size:- Location: Near Logistics.

Incoming:- MCCB 250 Amp 36 KA 4 Pole, 50 HZ Thermal - Magnetic Release-01 no.

Supply installing testing and commissioning factory made LT main feeder pillar Outdoor type, weather, vermin proof, powder coated, free standing floor mounting type, mounted on floor/over the duct, with required mounting channel, cable alley for all the feeders, suitable for 440 Volts, 3 phase 4 wire 50Hz AC supply system, conforming to IS - 5039, IP-65 class protection and made of 3.15 mm CRCA mild steel sheet with 50x 50x6mm angle iron frame, hinged doors, front & rear openable with locking arrangement ( including provision of 65mm Godrej ( freedom) lock with 2 Keys) incl necessary bus bar arrangement with insulated Aluminium bus bar 400 Amps rating for phase & neutral, 4 strips, installed on epoxy insulators housed in separated bus chambers covered with heat shrinkable sleeves, and providing extended bus bars with chamber arrangement for outgoing cables, copper control wiring of required size for instruments and comprising of the following including necessary PCC in 1:2:4 type B1 using 20mm graded stone aggregate for platform of suitable size:- Location: Near Tsunami Memorial.

Incoming:- MCCB 250 Amp 36 KA 4 Pole, 50 HZ Thermal - Magnetic Release-01 No.

Supply installing testing and commissioning factory LT main feeder pillar Outdoor type, weather, vermin proof, powder coated, free standing floor mounting type, mounted on floor/over the duct, with required mounting channel, cable alley for all the feeders, suitable for 440 Volts, 3 phase 4 wire 50Hz AC supply system, conforming to IS - 5039, IP-65 class protection and made of 3.15 mm CRCA mild steel sheet with 50x 50x6mm angle iron frame, hinged doors, front & rear openable with locking arrangement ( including provision of 65mm Godrej ( freedom) lock with 2 Keys) with necessary bus bar arrangement with insulated Aluminium bus bar 200 Amps rating for phase & neutral, 4 strips, installed on epoxy insulators housed in separated bus chambers covered with heat shrinkable sleeves, and providing extended bus bars with chamber arrangement for outgoing cables, copper control wiring of required size for instruments and comprising of the following including necessary PCC in 1:2:4 type B1 using 20mm graded stone aggregate for platform of suitable size:- Location: Near Salvage store.

Incoming:- MCCB 100 Amp 25 KA 4 Pole, 50 HZ Thermal - Magnetic Release- 01 Nos.

Supply installing testing and commissioning factory made LT main feeder pillar Outdoor type, weather, vermin proof, powder coated, free standing floor mounting type, mounted on floor/over the duct, with required mounting channel, cable alley for all the feeders, suitable for 440 Volts, 3 phase 4 wire 50Hz AC supply system, conforming to IS - 5039, IP-65 class protection and made of 3.15 mm CRCA mild steel sheet with 50x 50x6mm angle iron frame, hinged doors, front & rear openable with locking arrangement ( including provision of 65mm Godrej ( freedom) lock with 2 Keys) incl necessary bus bar arrangement with insulated Aluminium bus bar 200 Amps rating for phase & neutral, 4 strips, installed on epoxy insulators housed in separated bus chambers covered with heat shrinkable sleeves, and providing extended bus bars with chamber arrangement for outgoing cables, copper control wiring of required size for instruments and comprising of the following including necessary PCC in 1:2:4 type B1 using 20mm graded stone aggregate for platform of suitable size:- Location: Near Dog Kennel.

Incoming:- MCCB 100 Amp 25 KA 4 Pole, 50 HZ Thermal - Magnetic Release-01 Nos.

Chandra Construction Enterprises (BID ID -3160319)

Tropical Refrigeration (BID ID -3160603)

SKY GROUP (BID ID -3161054)

Ravi Enterprises (BID ID -3160899)