Electrical works related to construction of a new compressor house for decentralization of supply of compressed air to CNC-I, CNC-II and Pistol section inside factory area at RFI

Amount

Excavation of soil: Labour only for excavation of earth in dense soil and returning filling in spreading, levelling, watering.

P.C.C. Work: M & L for plain cement concrete with type-B 1:1.5:3 mix(using 20mm grade stone aggregate) for foundation of pole base or making good of concrete floor or other P.C.C. work all as ordered.

S/Fixing of medium grade G.I. pipe of 100 mm dia for cable protection,etc. all as ordered.

300 sq mm armoured cable: Supply and laying in underground trences, wall or concealed in nature of 1100V grade heavy duty cable with XLPE/PVC insulated Al conductor served with an inner sheathing of pvc tape armoured with GI wire of Nicco / Gloster / Havells / Polycap/ Crystal or substatially equivalent make stranded aluminium 3 1/2 core cable of size 300 sq. mm.

400 sq mm armoured cable: Supply and laying in underground trences, wall or concealed in nature of 1100V grade heavy duty cable with XLPE/PVC insulated Al conductor served with an inner sheathing of pvc tape armoured with GI wire of Nicco / Gloster / Havells / Polycap/ Crystal or substatially equivalent make stranded aluminium 3 1/2 core cable of size 400 sq. mm.

Single Door SP DB: Supply and fixing and connecting complete of Siemens / Indo Asian / L&T / Schneider or substatially equivalent make sheet metal enclosure single door DB for fixing of one TPN (4way) MCB incoming and 12 single way outgoing (total 16 way) with suitable rated busbar or copper lead suitable for 240VAC.

40A SP MCB/Isolator: Supply and fixing and connecting completed of Siemens / Legrand / L&T /Schneider or substatially equivalent make SP MCB / Isolator, upto 40A, 240V.

63A TPN MCB: Supply and fixing and connecting completed of Siemens / Legrand / Havells / Indo Asian or substantially equivalant make 63A TPN MCB/ Isolator, 415V.

2.5 sqmm Cu sub main: Supply and fixing of FR type Finolex / Havells / Polycap or substatially equivalent make 2 x (2.5 sq mm single core multistrand PVC insulated copper wire) alongwith same make 1 x (2.5 sq mm single core multistrand copper earth wire) alongwith pvc conduite for sub main.

M & L for point wiring of one light point or one plug point or one fan point controlled by one switch with Finolex / Havells/ HPL / Polycab or substatially equivalent make copper wire PVC insulated multistrand 1.5 sqmm in pvc conduit with same make insulated 1 sq mm copper earth wire.

Same board point wiring: M & L for point wiring of one 3 pin plug point 5 amps on the same board with other switches with 1.5 sqmm FR type Finolex / Havells / Polycap or substatially equivalent make PVC insulated mutistrand copper wire alongwith same make 1 sq mm copper earth wire.

Ceilling rose: Supply, fixing and connecting completed Anchor / Rider / Havells / V-Guard or substatially equivalant make celling rose of pvc/polycarbonate body suitable for 230VAC supply.

6A piano switch: Supply and fixing and connecting completed of Anchor / SSK / Standard / Havells / Pritam or substantially equivalent make 6 Amps piano switch flush type, single pole one way.

6A socket outlet: Supply and fixing and connecting completed of Anchor / SSK / Standard / Havells / Pritam or substantially equivalent make 6 Amps socket outlet 3/5 pin flush type, single phase.

Supply and Laying of reinforced precast concreat cable cover, class LV type3 flat of size 450mmx180mmx40mm.

25mmx4mm G.I. Strip: Supply and fixing earth continuity conductor to wall or any other indicated situation of size 25mmx4mm G.I. Strip.

Earthing-M & L for earthing complete with galvanised steel earth plate electrode 60cmx60cmx6.3mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge not less than 1.5 meters below normal ground level, connected to G I earth strip by using 25x4 mm galvanised iron strip upto the test point all as specified including testing on completion.

Kit kat fuse: Supply,fixing and connecting complete of one 15A flush type modular type fuse to be fixed on cover plate with other switches and socket.

150X100X60mm GI switch board: Supply and fixing & connecting complete GI sheet metal box of suitable thickness and size 150X100X60 mm with bakelite top cover.

300x200x60mm GI switch board: Supply, fixing & connecting complete GI sheet metal box of suitable thickness and size 300X200X60 mm with bakelite top cover 3mm thickness.

Cable termination: M / Labour for cable end terminal joints any type complete suitable for pvc insulated 4 core armoured aluminium conductor cable upto 25 sq. mm size.

M / Labour for cable end terminal joints any type complete suitable for pvc insulated 4 core armoured aluminium conductor cable upto 240-400 sq. mm size.

Supply and fixing of Philips / Bajaj / Havells /Surya or substatially equivalent make LED compact light fitting, housing CRCA sheet steel powder coated , pre-wired rotor type lamp holder for G13 socket, with double LED tube light sys LN-3400LN, colour temp. 6000K,2x18W LED T8 inbuilt electronic driver, PF>/=0.9,THD</=15%.

Electrical Power Panel-A: Supply, erection and commisioning of complete indoor type LT Cubical panel board manufactured by CPRI/ERDA or any NABL accredited panel manufacturer. Details specification as per Annexure-A. (before final delivery, panel should be inspected by SIC/EIC or any authorised representative of ED/RFI).

Electrical Power Panel-B: Supply, erection and commisioning of complete indoor type LT Cubical panel board manufactured by CPRI/ERDA or any NABL accredited panel manufacturer.Details specification as per Annexure-B. (before final delivery, panel should be inspected by SIC/EIC or any authorised representative of ED/RFI).

ChakrabortyTraders (BID ID -887239)

Mukherjee Commercial Enterprise (BID ID -889673)