Repair and Maintenance of electrical installation and street lighting system and improvement of illumination including replacement of damaged fittings by LED fittings at FSD Chinsurah.

Cat (A) -Items to be supply and installation

Supplying and fixing of following sizes of steel conduit along with accessories in surface/recess including painting in case of surface conduit, or cutting the wall and making good the same in case of recessed conduit as required. 20 mm

Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel / PVC conduit as required. 3 x 1.5 sq. mm

Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required.

Providing and laying earth connection from earth electrode with 6 SWG dia G.I. Wire in 15 mm dia G.I. pipe from earth electrode including connection with G.I. thimble excavation and re-filling as required.

Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ sub main wiring/ cable as required.

Providing and fixing M.V. danger notice plate of 200 mm X 150 mm, made of mild steel, at least 2 mm thick, and vitreous enameled white on both sides, and with inscription in single red colour on front side as required.

Supplying and fixing of following rating, 240/415 volts, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. Single pole 5/6 AMP

Supplying and fixing metal box of following sizes (nominal size) on surface or in recess with suitable size of phenolic laminated sheet cover in front including painting etc. as required. 180mmX100mmX60mm deep

Supplying and fixing 5/6 amps switch ISI mark piano type switch on the existing switch box/ cover including connections etc. as required.

Replacement of the existing unserviceable phenolic laminated sheet 3 mm thick i/c cutting. Drilling and fixing of piano type switch/socket i/c interconnections etc. as reqd.

Supply of following type of XLPE POWER CABLE of 1.1 kv grade armoured Al. cable compulsory ISI mark confirming to IS:7098/ PART –I / 88 with amendment no.1 as required. CABLE SIZE 4 X 16 SQ.MM

Supply of following type of XLPE POWER CABLE of 1.1 kv grade armoured Al. cable compulsory ISI mark confirming to IS:7098/ PART –I / 88 with amendment no.1 as required. CABLE SIZE 2 X 10 SQ.MM

Laying and fixing of one No. PVC insulated & PVC sheathed/XLPE al conductor cable of 1.1KV grade of following size on the wall surface as reqd. Upto 35 sq. mm (clamped with 1mm thick saddle)

Laying of one no PVC insulated and PVC sheated power cable with the help of 7/18 GI stay wire & both side turn buckle with suitable size clamp fixing of pole/Godown wall/truss etc. as required for cable size of upto following size. upto 35 sq mm (For 4x16 sq mm cable)

Supplying, installation, testing and commissioning of LED flood light fitting 120 watt made up of pressure die cast aluminium housing with toughened glass and high power LEDs and secondary lenses with IP 66 Protection complete with all accessories etc. (As per NABL Certified ISO/IEC Specifications)

Supplying, installation, testing and commissioning of LED flood light fitting 50 watt made up of pressure die cast aluminium housing with toughened glass and high power LEDs and secondary lenses with IP 66 Protection complete with all accessories etc. (As per NABL Certified ISO/IEC Specifications)

Supply, installation,testing commissioning of 80W Integrated LED Well glass luminaries comprises of die cast canopy,control gear ,housing with 08 mm MS bar of 1.5mtr length. (As per NABL Certified ISO/IEC Specifications)

Supply, installation,testing commissioning of 40W LED tube light fitting including all accessories i.e., installation of Led tube on wall/truss with round block, screw etc as required. (As per NABL Certified ISO/IEC Specifications)

Supply of LED street light fitting of 45 watts, of Pressure die cast Al. housing complete with all accessories etc. (As per NABL Certified ISO/IEC Specifications)

Providing and fixing 2mtr long 50 mm X 50 mm X 6 mm angle iron on wall/pole including painting the angle and flat iron with primer and finish paint etc. for installation of street light fitting as required.

Supplying and fixing of 32 mm dia X 2.00 metres long G.I. pipe (medium class) bracket for mounting of fluorescent / HPMV / HPSV street light fitting on pole including bending the pipe to the required shape, 2 nos 40 mm X 3 mm flat iron clamps with nuts, bolts and washer, painting the flat iron with primer and finish paint etc. as required

I/T/C of prewired street light fittings complete with all accessories on the existing G.I. pipe bracket on pole /wall including wiring & connections as required.

S/F of W.P. loop in /out box on pole of size (280X170X130 mm) including fixing with M.S. clamp 40X3 mm thick on pole along with 1 no. MCB 10 amp and one nos. nutral link and 1.50 sq. mm pvc insulated copper conductor single core cable from box to individual fitting through or along pole.

Supplying, Installation, Testing and Commissioning of Phase changer 3 phase to 1 Phase (input 3 phase, output 1 phase)

Refixing of 20 mm steel conduit along with accessories in surface/recess including painting in case of surface conduit, or cutting the wall and making good the same in case of recessed conduit as required.

Providing and fixing of lightning conductor finial, made of 25 mm dia 300 mm long, G.I. tube, having single prong at top, with 85 mm dia 6 mm thick G.I. base plate including holes etc. complete as required.

Jointing copper / G.I. tape (with another copper/ G I tape, base of the finial or any other metallic object) by riveting / nut bolting/ sweating and soldering etc as required.

Providing and fixing G.I. tape 20 mm X 3 mm thick on parapet or surface of wall for lightning conductor complete as required.(For horizontal run)

Providing and fixing G.I. tape 20 mm X 3 mm thick on parapet or surface of wall for lightning conductor complete as required.(For vertical run)

Providing and fixing testing joint, made of 20 mm X 3 mm thick G.I. strip, 125 mm long, with 4 nos. of G.I. bolts, nuts, chuck nuts and spring washers etc. complete as required.

Cat (B) -Buy Back Items

Less credit for dismantaled old damaged Single pole MCB 6 to 32 Amp

Less credit for dismantaled old damaged 5/6Amp piano/round type switch

Less credit for dismantaled old damaged 20W LED batten Fitting