8323 REPAIR/MAINTENANCE OF LT DISTRIBUTION NETWORK, INCL FEEDER PILLERS, LT CABLES, LT SWITCHGEARS AND CABLE TRAY OF BLDGS UNDER HQ WNC AND HQ MNA INSIDE NAVAL DOCKYARD UNDER GE (NW) KUNJALI

Supply, fabrication, installation, testing and commissioning in replacement of LT panel board for 415 volts, 4 wire system, cubical type indoor type, dust and vermin proof made out of 2 mm thick CRCA sheet front openable doors having aluminium bus bar of capacity 1200 amps for phases and 800 amps for neutral including powder coated painting, internal wiring with suitable size of stranded copper conductor cable, CTs, foundation , supporting channels, cable termination, cable gland, hinged cover with gasket complete etc all as directed and suitable to accommodate the following switch gears and meters :-

Incoming : (a) ACB 4 Pole, 415 V, with Thermal Magnetic Release (Manual drawout type) of capacity 800 Amps -01 (Incoming )

Outgoing :- (a) MCCB, 4 pole, 630 Amps,36KA,Adjustable Thermal magnetic- 1 Nos

(b) MCCB, 4 pole, 400 Amps,36KA,Adjustable Thermal magnetic- 2 Nos (01 Nos spare)

(c) MCCB 4 pole, 250 A, 36 KA Adjustable Thermal magnetic-02 Nos (01 Nos spare)

(d) Digital type Volt meter , digital type - 1 Nos, Make : L&T/Schenider

(e) Digital type Ammeter, digital type with CT's - 1 No Make : L&T/Schenider

(f) Indication lamps (R,Y,B) LED type - 1 set

S& F in replacement of GI cable tray perforated type 2 mm thick of size 600x100mm ( Including pre fabricated GI clamp suitable for fixing/supporting ) with pre-fabricated GI/SS covers suitable for fixing vertically/horizontally including all accessories such as bending,shaping,drilling,welding, cutting & all fixing arrangement complete all as directed. Note : The cost of taking down existing cable of any size and numbers from existing posting and realigning on cable tray is deemed to be included in the quoted rates.

S& F in replacement of GI cable tray perforated type 2 mm thick of size 450x100mm ( Including pre fabricated GI clamp suitable for fixing/supporting ) with pre-fabricated GI/SS tray covers suitable for fixing vertically/horizontally including all accessories such as bending,shaping,drilling,welding, cutting & all fixing arrangement complete all as directed. Note : The cost of taking down existing cable of any size and numbers from existing posting and realigning on cable tray is deemed to be included in the quoted rates.