REPAIR REPLACEMENT OF LT CABLES NETWORK, LT BREAKERS AND PANELS FEEDER PILLARS, EARTHING AND ALLIED WORKS AT ITR TECH AREA, LC AREA, SITE A, SITE B AND SITE C AT ITR CHANDIPUR

Amount

Supply and fixing Replacement of LT ACB of capacity 1000 amps Bracking capacity 50KA,4 pole Microprocessor Based Draw-Out by disconnecting from the busbar all connected work including require at site all as specified and directed directed.

Supply and fixing in replacement of MCCB, 4 pole, 630 Amps, 415 Volts , 36 KA adjustable thermal and magnetic setting complete all as specified and directed including taking down old and unserviceable one.

All as per item No 2 here-in-before but of rating 400 Amps, 36 KA complete all as specified and directed including taking down old and unserviceable one

All as per item No 2 here-in-before but of rating 250 Amps, 36 KA complete all as specified and directed including taking down old and unserviceable one

All as per item No 2 here-in-before but of rating MCCB, 4 pole, 200 Amps, 415 Volts , 36 KA adjustable thermal and magnetic setting complete all as specified and directed including taking down old and unserviceable one.

All as per item No 2 here-in-before but of rating100 Amps 4 pole, 25 KA, complete all as specified and directed including taking down old and unserviceable one

All as per item No 2 here-in-before but of rating 63 Amps 4 pole, 25 KA, complete all as specified and directed including taking down old and unserviceable one

M&L for cleaning of LT panels, and bus bar Chamber and replacement of burnt/damaged busbar of aluminium of existing size including disconnecting and taking down LT cable of any size, Re-fixing of same after carrying out the repair and replacement of cable lugs/thimble and replacement of locking arrangement/sliding bolts, knobs and rubber beading capacity including applying two coat of synthetic enamel paint and writing the location (Incoming/outgoing) using white synthetic enamel paint as direted by Engr-in-charge complete all as specified

Supply and fix Digital VAF+PF Meter suitable for 3Ph VAF + PF display, Class 1, 5A. complete all as specified and directed including taking down old and unserviceable one

Supply and fixing Amp meter Digital type 0-500 Amp complete all as specified and directed including taking down old and unserviceable one

Supply only LED phase indicaton lamp (RYB) complete all as specified and directed by Engr-in-charge

Supply and fixing Current transformer of Ratio 100/5 to 250/5 Amps complete all as specified and directed by Engineer-in-Charge

Supply and fixing Current transformer of Ratio 400/5 to 800/5 Amps complete all as specified and directed by Engineer-in-Charge.

Excavation in trenches in soft/loose soil n.exc 1.5m wide and n. exc 1.5m depth for laying of cable, errection of poles, stay and pipe line,and getting out complete all as specified and as directed

Returning & filling including spreading, leveling watering and well ramming in layers n. exc 25 cm thick in any type of soil complete all as specified and directed

Removal of excavated soil to a distance n. exc 50 m above the starting point complete all as specified and directed

M&L for laying of bricks locally available sub class 'B' bricks (old size) for cable protection cover laid flat and dry in trenches over the cable prependicular to the direction of cable all as directed.

M&L for sand coushioning with dry and clean over and under the cable for protection of cable , 80 mm sand laid before laying the cable 150 mm sand after laying the cable and filling the sand in cable duct of inside the sub station building complete all as directed

Taking out old unserviceable LT UG cables of size 10 to 70 Sq mm 3.5/4 Core from trenches, poles/walls/culverts and floor including taking out old unserviceable/serviceable bricks covers /GI pipe of any size from trenches for removing including re-laying cable (after necessary repair/jointing with new cable) the cable all as directed (New bricks/sand use for laying shall be paid separtly as per ground measurement)

All as per item No 21 here-in-before but of size 95 to 300 Sqmm 3.5 core complete all as specified and directed

Supply, laying and testing of LT UG cable, XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of following sizes complete all as specified and directed. Note: Earth work ( Excavation, Returning & refilling and removal), sand cushining , cable protection cover, GI protection pipe shall be measured and paid for seperately under respective item of Sch 'A'.

300 sqmm 3.5 core.

240 sqmm 3.5 core.

185 sqmm 3.5 core.

120 sqmm 3.5 core.

95 sqmm 3.5 core.

70 sqmm 3.5 core.

50 sqmm 3.5 core.

35 sqmm 3.5 core.

25 sqmm 4 core.

16 sqmm 4 core

10 sqmm 4core

M & L Cutting of grass/bushes surounding the area of substation/out door type feeder pillar box /4 pole stracture and remove the deposited materials to a distance not more than 50 mtr sway from the site including cleaning the out side and inside of the sub station building and making the surface gradualy smooth and cleen complete all as specified and directed.

M&L for drilling suitable dia horizontal bore holes for insertion / laying of 50/100 mm bore GI tubing of any description below/under road surface/floors etc with using mechanical or manual devices as required at site including making good disturbed surface to match with the existing streta after laying pipes complete all as specified and directed.

Supply and fixing of GI tubing light grade of 80 mm dia for cable protection on pole/wall/floor/ or in trenches and drain etc complete with necessary clamp, nut, bolts and washers and socket and making good the disturbed surface of wall , floor or roof etc all as specified and directed.

All as per item 26 here-in-before but of dia 50mm complete all as specified and directed.

M&L for jointing kit suitable for LT 1100 Volts cable (earthed) for out door straight through joint , heat shrinkable type complete with jointing material and accessories suitable for 25 to 50 Sqmm 3.5 core XLPE armoured aluminium conductor cable complete all as specified and directed.

All as per item 28 here-in-before but suitable for size 70 to 150 Sqmm 3.5 core cable complete all as specified and directed by Engr-in-Charge.

All as per item 28 here-in-before but suitable for size 185 to 300 Sqmm 3.5 core cable complete all as specified and directed by Engr-in-Charge

M&L Bus Bar Panel of capacity 200 Amps 8 way copper bus bar 04 Nos with fixed on insulator welded with iron angle of size 50x50x6 mm thick grounting in floor , 0.45 mm depth grounting with PCC 1:3:6 upto ground level all as specified and directed.

M&L Bus Bar Panel of capacity 100 Amps 8 Way copper bus bar 04 Nos with fixed on insulator welded with iron angle of size 45x45x5 mm thick grounting in floor , 0.45 mm depth grounting with PCC 1:3:6 upto ground level all as specified and directed by Engr-in-Charge

S&F in replacement Manual Changeover Switch in sheet steel Enclosure with extended handle of capacity 200 Amps, 4 pole, 415 Volts, 50 HZ including fixing on wall by means of grouting bolts and connecting cable with suitable lugs/thimbles complete all as specified and directed.

S&F in replacement Manual Changeover Switch in sheet steel Enclosure with extended handle of capacity 400 Amps, 4 pole, 415 Volts, 50 HZ including fixing on wall by means of grouting bolts and connecting cable with suitable lugs/thimbles complete all as specified and directed.

M&L for prepration of old painted surface of LT panel board /Bus Bar boxes etc and applying one coat of synthetic enamel paint over of one coat of red oxide primer at LC-III area complete all as specified and as directed.

supply and replace door of out door LT pannel made out of CRCA Sheet 3.15mm thick bend on side to match the existing door duly powder coated and with new hinges -2 nos to suit any size / shap of pannel including welding/cuttinng etc all as specified and as directed.

M& L for Earthing complete with galvanised steel earth plate eletcrode of size 60x60cm x 6.0 mm thick electrode as buried directly in ground (earth pit not less than 3mtr below normal ground level connected to GI earth strip 32mm x 6mm thick by means of bolts nuts,check nuts and washers at complete etc all as shown in electrical plate No-3 of SSR part-1 connected to earthing test point all as specified or indicated including PCC pit in PCC(1:3:6) type CI cast iron frame 50mm thick pre cast RCC (1:1½ :3) nominal mix cover slab reinforced with 8mm dia mild steel bar including necessary excavation earth work in soft/loose soil and disposal of spoil to a distance n.exc 50mtr and funnel with watering pipe wire mesh GI protection pipe 40mm bore including testing complete including taking out old us earthing material all as specified and directed. (Note - Earthing lead and GI protection pipe beyond 7.5 mtr shall be measured and paid deparately)

Re-Laying of LT UG cable 10 to 70 Sqmm 3.5 core including cable lugs and tape and transportation all as specified and directed.

Re-Laying of LT UG cable 95 to 300 Sqmm 3.5 core including cable lugs and tape and transportation all as specified and directed..

Supplying and fixing 1100 volts grade heavy duty cable PVC insulated aluminium Solid conductor, served with inner sheathing of PVC tape and overall PVC sheathed in service connections one twin core cable flat or circular of size 6 Sq mm complete all as specified and directed.

Supplying and fixing 1100 volts grade heavy duty cable PVC insulated aluminium Solid conductor, served with inner sheathing of PVC tape and overall PVC sheathed in service connections one twin core cable flat or circular of size 10 Sq mm complete all as specified and directed.

Supplying and fixing 1100 volts grade heavy duty cable PVC insulated aluminium Solid conductor, served with inner sheathing of PVC tape and overall PVC sheathed in service connections one twin core cable flat or circular of size 16 Sq mm complete all as specified and directed.

M&L for pipe in pipe chemical earthing with GI pipe electrode 3.0 m long having outer pipe dia 80 mm & inner pipe dia 50 mm duly filled with highly conductive and anti corrosive compound of required quantity having chemical composition Bentonite 40%, copper sulphate 20%, Gypsom 5%, Graphite 10%, Alum 5%, Zinc sulphate 10%, Aluminium sulphate 10% burried in ground by digging a bore of 150 mm dia surrounded by soil friendly backfill compound non soluble in water including connection with galvanised earth strip 32 x 6 mm, making PCC pit of size 0.3 m x 0.3 m x 0.3 m (inner size) in mix 1:3:6 type C1 with RCC 1:2:4 type B-1, 40 mm thick cover reinforced with 8 mm dia MS bars 3 Nos both ways with lifting hook made out of 8 mm dia bar and testing on completion to achieve value not more than 1.0 ohm complete. (Note - GI strip size 32x6 mm upto 7.5 m included in the item).

Supply, errect, test and commissioning Bus bar feeder pillar box of CPRI approved factory fabricated,dust & vermin proof including removable cable entry gland plate, powder coated Incoming MCCB 250A,4 pole,36k 415 volts, 3 phase, , 50 cycles outdoor type weather proof made out of 3mm thick CRCA sheet, with incommer and outgoing through Bus bar, with angle iron legs of size as required, hinged door, locking arrangement with aluminium bus bar 400 Amps capacity,LED indicating lamp for RYB grouted, PCC 1:3:6 type C1 for foundation and duly powder coated painted with two coats of synthetic enamel paint over one coat of primer comprising the following:-(Drg / design of Panel shall to be approved by Engr-in-charge before given order to concern factory )

M&L for detection and locating of cable fault in underground damaged LT cables , 1100 Volts size of any length and any type using cable fault detector/Locator machine of accuracy to 2 mtrs, vehicle mounted for various locations under GE(I) R&D Chandipur including necessary excavation & earth work in any type of strata size required for visually inspect/repair the damaged cable when and where directed by Engr-in-charge.

Supply,installing, testing and commissioning Outdoor type LT feeder piller box of suitable size, cubical padestal mounted, CPRI approved factory made totally enclosed of approved make as per tender, dust and vermin proof, Front and rear openable type made of 3.15 mm thick CRCA sheet of suitable size and framing with 50 x 50 x 6 mm thick MS angle iron and leg of same size angle inron grouted 45 cm depth in PCC 1:3:6, height of leg from PCC plateform 60cm and PCC plateform 0.5 Mtr all round the panel board duly fabricated and having proper locking arrangement in both front and rear door with duly painted to both internal and External surfaces with powder coating paint in heat process of sheet including internal wiring with copper strip & wire, suitable for 440 volts, 50 Hz, 3 phase 4 wire system and comprising with and including following accessories (Drg / design of Panel shall to be approved by Engr-in-charge before given order to concern factory ) BUSBAR :- 400 Amps rated copper bus bar TPN duly insulated with coloured PVC sleeve as per standard colour code and rigidly mounted on bakelite/DMC insulator bus bar support (Square/round ) insulators of suitable size and good insulation resistance.

S&F MCB four pole 40 to 63 amps, 10 KA, 'C' series ISI marked complete all as specified and directed.

S&F replacement of High break HBC fuse link 315 Amps 80kA,50Hz.complete all as specified and directed.

S&F MCB Single pole 6 to 32 amps, 10 KA, 'C' series ISI marked complete all as specified and directed.

S&F MCB Double pole 6 to 32 amps, 10 KA, 'C' series ISI marked complete all as specified and directed.

S&F Cylinderical Fuse links type HF 6 to32 Amp Suitable for Type FN32/63/FN32/63 S-D-F and for HCO 32Fuse Base complete all as specified and directed.

S&F Cylinderical Fuse links type HF 63 Amp Suitable for Type FN 63/FN 63 S-D-F and for HCO 63 Fuse Base complete all as specified and directed.

S&F Bolted fuse links: Type HG Offset,staggered F1 25 to 32 Amp Suitable for type HD 20H/20P/20B, HD 32H/32P/32B fuse base complete all as specified and directed.

S&F Fuse Holder type HCO Rating 32 A to 63Amp HF suitable for cylinderical fuse holder/Fuse Basecomplete all as specified and directed.

S&F Fuse Base type HB Rating 63 to 160 Amp HN-size 000&00 suitable for cylinderical fuse holder/Fuse Basecomplete all as specified and directed.

S&F replacement of Spreader Terminals 4 pole 100A Suitable suitable for fixing of MCCB complete all as specified and directed.

S&F replacement of Rotary Handle Direct ROM Suitable suitable for fixing of MCCB complete all as specified and directed.

S&F replacement of Rotary Handle Extended ROM Suitable suitable for fixing of MCCB complete all as specified and directed.

S&F in replacement On Load Changeover Switch with extended handle of capacity 400 Amps, 4 pole, 415 Volts, 50 HZ including fixing on Panel/wall by means of grouting bolts and connecting cable with suitable lugs/thimbles complete all as specified and directed.

Repair to LT ACB of capacity 800/1000 amps by disconnecting from the busbar and replacing all unserviceable parts of finger contact with male female set and wiring with new copper conductor cable of 2.5 sq mm . Replacing the U/S mechanical spring system , fixed and moving contacts, replacement of bearing of spring charge motor and rewinding of control transformer with super enameled copper wire of gauge and replacement of FRCD (free return charge device) all connected work including require at site for proper and smooth functioning of air circuit breaker all as specified and directed

M&L for Machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade

M&L for Stone kerb of roughly squared stones of size 20cm x 30cm, dressed so that the maximum depression from a straight edge held against the dressed surface shall not exceed 6mm for top and exposed surfaces of sides and 20mm for the rest of surfaces jointed in cement mortar 1:6 and struck flushComplete all as specified and sirected by Engineer-In Charge.

M&L for cleaning,scrubing and preparation of surfaces of surrounding PCC pole and carrying out following phase of work all as directed: (a) Cement Based paint on all the sides of PCC pole, area above the zebra painting all as specified & directed. (b) carrying out painting by synthetic enamel paint one coat over the concrete surface of pole using black and yellow paint all as directed area above the pole coping upto 1.5 mtr and numbering the pole all as specified. (c) Silver colour spray painting of mild steel bracket, clamps and nut, bolts all as specified and directed.

M/S RAJENDRA PRASAD (BID ID -3512183)

Rekha Enterprises (BID ID -3510974)

ELECTRO COMMERCIAL CO (BID ID -3512111)

chauhan syndicate (BID ID -3510746)

CONSTRUCTION AND MAINTENANCE ENGINEERING CORPORATION (BID ID -3512131)

ALLIANCE (BID ID -3512594)

Rounaq Enterprise (BID ID -3512139)

J B NATH AND SON (BID ID -3512520)