REPAIR/REPLACEMENT OF SUB MAIN WIRING CENTRAL DBs AND FITTING/FIXTURE AND MISC WORK AT (AF) STATION CHABUA UNDER GE(AF) CHABUA

Amount

Taking down carefully copper/aluminium point wiring from existing conduit (light, fan, socket or power) complete, fittings such as switches, ceiling roses, pendants, regulator, sockets and DBs,MCBs,Sub main wiring etc) and making good disturbed surfaces of walls, floor etc of exist point.

Taking down carefully copper/aluminium Submain wiring from battan /conduit from DBs,MCBs, etc) and making good to disturbed surfaces of walls, floor etc.

M&L for point wiring complete with PVC insulated unsheathed FRLS multistranded copper conductor cable conforming to IS : 694 of size 1.5 Sqmm Two single core drawn through in and including suitable size PVC casing caping ISI Marked complete with one run of PVC insulated copper conductor cable 1.5 Sq mm single core green colour earth wire and connecting to earth dolly incl colour coding of cable shall be for phase, neutral and earth wire as specified in MES SSR Part I 1991 with provn of sunken galvanised not less than 1.12 mm thick MS sheet pressed terminal boxes concealed on wall, with 3 mm thick laminated sheet top cover ISI marked. Make: Hylum/Anchor for fixing of switches/socket/regulator with screws complete including making good of disturbed surfaces of wall/ceiling/floor in same specification as per existing all as specified and directed.

All as per BOQ tem no. 3 here in before buOne fan point controlled by one switch

All as per BOQ tem no. 3 here in before buOne 5 amps switch socket combination on independent board.

All as per BOQ tem no. 3 here in before but One 5 amps socket outlet on same board controlled by another switch.

All as per BOQ tem no. 3 here in before but with 2.5 sq mm copper wire for power point.

Supply and fix switch piano flush type,5 Amps 240 volts single pole one way.

S/F switch socket combination 2 in 1, 5 amps flush type.

S/F switch socket combination 5/15 amps, 5 in 1, flush type.

S&F fan regulator electronic type, rotary step, 240 Volt.

S&F ceiling rose surface backelite three terminals, PVC/polycarbonate, insulated body.

S&F in repair buzzer Ding dong, AC 230 volts single pole complete all as specified and directed

S/F in replacement lamp holder, PVC/Polycarbonate type with back plate suitable for batten fittings.

Supply and fixing surface and wall mounted LED batten fitting energy efficient, including LED tube with complete fitting of 20 watt , inluding provision of PVC insulated sheathed round flexible wire with multi strand copper conductor of size 1.5 sqmm 3 core 1100Volts grade all as specified and directed of Make : Havells/Philips/Wipro.

Supply and Fixing in replacement LED light fitting complete 1x9W , (2Ft long) polycarbonate batten including LED Tube,complete all as specified and directed.Make-Havells , Bajaj CG Syska or equivalent as approved by accepting officer.Make-Havell's, Bajaj CG,Wipro, Osram,Syska or equivalent as approved by accepting officer.

Supply and Fixing in replacement Warm White LED light fittings 36 watt Recess Mounting type , with mounting arrangement (Recess suitable for, 2x2 Grid, Hanging) Sheet aluminium housing with high quality LGP and PMMA diffuser. Separate HPF driver suitable for Armstrong and grid ceilling LED 240 volt along with fixing arrangements all as directed Make-Havell's, Bajaj CG , Wipro, Osram,or equivalent as approved by accepting officer.

Supply and Fixing in replacement White LED light fittings 36 watt Recess Mounting type , with mounting arrangement (Recess suitable for, 2x2 Grid, Hanging) Sheet aluminium housing with high quality LGP and PMMA diffuser. Separate HPF driver suitable for Armstrong and grid ceilling LED 240 volt along with fixing arrangements all as directed Make-Havell's, Bajaj CG , Wipro, Osram,or equivalent as approved by accepting officer.

Supply and Fixing in replacement White LED light fittings 36 watt Surface Mounting type , with mounting arrangement (Recess suitable for, 2x2 Grid, Hanging) Sheet aluminium housing with high quality LGP and PMMA diffuser. Separate HPF driver suitable for Armstrong and grid ceilling LED 240 volt along with fixing arrangements all as directed Make-Havell's, Bajaj CG , Wipro, Osram,or equivalent as approved by accepting officer.

Supply and draw submain wiring with two single core 4 sqmm FR PVC insulated copper cable 1100 volts grade multistrand, unseathed conductor drawn into FR PVC casing and caping and all necessary fittings including 4 sqmm multi strand FR PVC insulated copper wire for earth continuty conductor connected to common earth dolly complete after taking down the old unserviceable one all as specified and directed.

Supply and draw submain wiring with two single core 6 sqmm FR PVC insulated copper cable 1100 volts grade multistrand, unseathed conductor drawn into FR PVC casing and caping and all necessary fittings including 6 sqmm multi strand FR PVC insulated copper wire for earth continuty conductor connected to common earth dolly complete after taking down the old unserviceable one all as specified and directed.

Supply and draw submain wiring with two single core 10 sqmm FR PVC insulated copper cable 1100 volts grade multistrand, unseathed conductor drawn into FR PVC casing and caping and all necessary fittings including 6 sqmm multi strand FR PVC insulated copper wire for earth continuty conductor connected to common earth dolly complete after taking down the old unserviceable one all as specified and directed.

Supply & Fix in replacement Factory made, sheet steel distribution boards,SP and N, 4 Ways, 240 Volts double door type, protection class ( IP-42) suitable for mounting MCB DBs confirming to IS-13032, IS-8623, BS-5484 with min 200 Amps rating copper bus bar and of the undermentioned type :-

Supply & Fix in replacement Factory made, sheet steel distribution boards,SP and N, 8 Ways, 240 Volts double door type, protection class ( IP-42) suitable for mounting MCB DBs confirming to IS-13032, IS-8623, BS-5484 with min 200 Amps rating copper bus bar and of the undermentioned type :-

M&L in replacementSupply and fixing 415V 10KA 'B' curve miniature circuit breaker (MCB) of 63 Amp, 4 poles and current carrying capacity in the DB complete with connection testing and commissioning complete all as specified and directed.

M&L in replacement MCB single pole, 'C' curve, 10 KA, 6 - 32 amps complete all as specified and directed.

M&L in replacement MCB single pole & neutral 'C' curve, 10 KA, 32 amps complete all as specified and directed.

S&F in replacement single pole and neutral enclosure with a two pin and earth plug with socket complete with one single pole MCB of 32 amps.

S&F inTriple pole and earth encolsure with a three pin and earth plug with socket complete with one triple pole MCB MCB of 63 amps complete all as specified and directed.

Supply and fix in replacement MCCB,3 Pole, 63 Amps , with breaking capacity 25KA , Thermal magnetic trip Unit, fixed thermal Fixed magnetic (FTFM), Ics=100% Icu, AC 415 volt ,50 HZ complete all as specified and as directed. Make- L&T/Legrend/Havells/Siemens

Supply & Fix in replacement Factory made, sheet steel distribution boards,VTPN, 4 Ways, 415 Volts double door type, protection class ( IP-42) suitable for mounting MCB DBs confirming to IS-13032, IS-8623, BS-5484 with min 200 Amps rating copper bus bar and of the undermentioned type :-

Supply & Fix in replacement Factory made, sheet steel distribution boards,TPN, 4 Ways, 415 Volts double door type, protection class ( IP-42) suitable for mounting MCB DBs confirming to IS-13032, IS-8623, BS-5484 with min 200 Amps rating copper bus bar and of the undermentioned type :-

Taking down Existing 4 pin, non retrofit CFL from 2x2 ceiling light and supply and fix in repair 18 watt LED PL lamp all as specified and directed by Engineer-in-charge.

Supply and Fixing in replacement LED tube rod only having 18W, 4ft for existing tubelight fitting all as specified and directed of Make-Havells , Bajaj CG Syska or equivalent as approved by accepting officer.

Supply and fixing LED light fitting 1x40 Watt flame proof, CMRI certified recommended for gas/ vapor group of IIA & IIIB, Zone 1 & 2 and IP 65 protection with die cast aluminum hosing with heat resistant toughened glass with LED tube light fixtures driver, holders, connector etc. Complete with all accessories prewired and including connecting up with three core flexible copper conductor cable with suitable size.

Supply and fixing LED light 1x60 Watt flame proof, CMRI certified recommended for gas/ vapor group of IIA & IIIB, Zone 1 & 2 and IP 65 protection with die cast aluminum hosing with heat resistant toughened glass with LED bulk head fixtures driver, holders, connector etc. Complete with all accessories prewired and including connecting up with three core flexible copper conductor cable with suitable size.

Supply and Fixing in replacement LED light fitting 20 watt wall mounted decoretive type complete all as specified and directed.

Supply and Fixing in replacement LED light COB downlight complete 1x12 W ,complete all as specified and directed.Make- Bajaj Cat Part No - LERS05R012XC or equivalent as approved by accepting officer

M&L for earthing complete with galvanized mild steel earth electrode plate 600 X 600 X 6 mm thick buried directly and vertically in ground connected to galvanized earth lead wire 4 mm dia by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical Plate No 3 of MES SSR Part-I connected to main switch board or main control board all as specified and testing on completion including provision of earth wire protected by galvanized iron 15 mm bore medium grade pipe with all fittings from the earth electrode fixed along pole or wall with and including 25 x 6mm flat iron clamp, bolts, nuts and washers and watering pipe shall be 20 mm bore GI medium grade from top of the earth pit to top of earth plate electrode including all excavation and earth work in any type of soil and removal of soil upto 50 metre, PCC pit with pre-cast RCC cover with handle, charcoal/salt, funnel, CI frame etc including taking down old unserviceable earthing complete all as directed. Notes:- (i) The concrete pit shall be made in PCC 1:2:4 type B-0, using 12.5 mm graded crushed stone aggregate 40mm thick precast cover slab of RCC (1:2:4), type B-1, using 20mm graded crushed stone aggregate with suitable MS handle in lieu of CI cover (ii) Item includes the cost of 7.5 metre GI pipe for protection of earth wire. Any variation in length shall be adjusted through deviation order (iii) Items includes cost of 7.5 metre earth lead wire. Any variation in length shall be adjusted through deviation order. (iv) Earth electrode shall be surrounded by adequate quantity of charcoal dust and salt to a packed thickness of 15 cm on all sides.

M/s PRABIR ENTERPRISE (BID ID -3150410)

Bimal Trading Company (BID ID -3151913)

pintoo construction (BID ID -3149469)

M/S D P BERLIA (BID ID -3149611)

M/s KL Agarwalla & Co (BID ID -3150222)

M/S DURGA CONSTRUCTION & CO (BID ID -3149982)