REPAIR MAINTENANCE OF LT SWITCHGEAR LT CABLES AND CONNECTED ITEMS AT VARIOUS LOCATION UNDER GE (EAST) MATHURA

Amount

M&L for carrying out calibration of Air Circuit Breaker 630 Amp to 1000 Amps, over fault relay, earth fault relay, checking of alignment of ACB isolating contacts, servicing of electronic operating mechanism including tripping and closing system of the breakers, dehydrating, decorbonising of panel,bus section & circuit section. Removing perished monoplus compound cleaning and re-insulating with LT taps wherever necessary,including repalcement of minor items like nuts,bolts,washer etc of authorised dealer/representative and refixing the ACB breaker in its original position and testing complete all as specified and as directed. Note : (i) The major spare parts shall be measured and paid separetely under relevant items of this BOQ. (ii) Calibration of ACB shall be got carried out from autorised representative of OEM

Supply, installing, commissioning and testing of LT panel board outdoor type, cubical type made out CRCA sheet 3.15 mm thick, inner sheet 2.0 mm thick, dust and vermin proof and angle iron of suitable size, pedestal flame grouted in PCC (1:2:4) type B-1 20 mm graded stone aggregated thimble and cable entry boxes with cable glands. Panel should covered from all sides with front and back lockable door and hinges complete with aluminum bus bar of rating 200Amp -03 Nos (for R,Y,B phase) & 200Amp-01 Nos for neutral, (in separate chamber) including painting with two coats synthetic enameled paint over a coat of red oxide primer and consisting of the following:- (a) MCCB 100 Amp, 4 Pole, 25KA adjustable thermal based released (I/C)- 01 No (b) MCCB, 63 Amp, 16 KA, 3 Pole fixed thermal and fixed magnetic (O/G)- 02 Nos (c) MCCB space- 02 Nos (c) Aluminium Bus bar (RYB & N) with 4 Nos outgoing arrangement - 01 Set (d) Three Phase LED Indicator switch RY & B Note : Drawing of LT panel shall be got approved from GE before placing order for procurement.

Supply and fixing cable tray width not less than 30cm for carrying out LT cable of size upto 240 sqmm complete all as specified and as directed.

Supply and laying electrical insulation rubber mating for installations of size 1mx2mx25mm thick as per latest IS complete all as specified and as directed.

Supply and laying electrical insulation rubber mating for installations of size 1mx2mx20mm thick as per latest IS complete all as specified and as directed.

Supply,installing,commissioning and testing of LT feeder pillar box, outdoor type,cubical type made out CRCA sheet 3.15 mm thick,inner sheet 2.0 mm thick, dust and vermin proof and angle iron of suitable size, pedestal flame grouted in PCC (1:2:4) type B-1 20 mm graded stone aggregated thimble and cable entry boxes with cable glands. Feeder pillar box should covered from all sides with front and back lockable door and hinges complete with aluminum bus bar of of size 200 Amp (R,Y,B three phase) and neutral size 200 Amp (in separate chamber) including painting with two coats synthetic enameled paint over a coat of red oxide primer and consisting of the following:- (a) MCCB 100 Amp,4P, 25KA adjustable thermal based released (I/C)- 01 No (b) MCCB, 63 Amp,16 KA, 3 Pole fixed thermal and fixed magnetic (O/G)- 02 Nos (c) MCCB space -02 Nos (d) Aluminium Bus bar (RYB & N) with 4 Nos outgoing arrangement - 01 Set (e) Three Phase LED Indicator switch RY & B Note : Drawing of LT Panel shall be got approved from GE before placing order for procurement.

Excavation in trenches not exceeding 1.5 mtr in depth and not exceeding 1.5 mtr wide for foundations, laying of cables etc. and getting out as in soft/loose soil complete all as specified and as directed.

M&L for sand cushioning to under ground cable in trenches in layers of 8 cm deep before laying the cable and 15 cm deep after laying and stretching the cable and punned the sand as specified complete all as specified and as directed. Note : Punned depth shall be measured for payment.

M&L for laying reinforced precast concrete cable cable cover class LV type 1, flat size 250mmx150mmx40mm complete all as specified and as directed.

Returning, filling in including spreading, levelling,watering and well ramming excavated soil in layers not exceeding 25 cm thick each after cables have been laid and tested complete all as specified and as directed.

Removal of excavated surplus soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and as directed.

Supplying, laying, fixing or passing through pipe in replacement, testing and commissioning XLPE insulated, steel tape/wire armoured heavy duty electric underground cable, 1100 volts grade with stranded aluminium conductor of following nominal cross sectional area complete all as specified and as directed. Note : Excavation and earth work shall be measured and paid separately under appropriate item(s) of this Schedule

16 sqmm 4 core.

25 sqmm 3.5 core.

35 sqmm 3.5 core.

50 sqmm 3.5 core.

70 sqmm 3.5 core.

95 sqmm 3.5 core.

120 sqmm 3.5 core.

150 sqmm 3.5 core.

185 sqmm 3.5 core.

240 sqmm 3.5 core.

Supply & fixing cable jointing kit for 1.1KV grade cable for straight through joint complete with jointing material (Epoxy based) and accessories suitable for 3.5/4 core XLPE armoured aluminium conductor cable of size 10 Sqmm to 35 Sqmm complete all as specified and as directed.

Supply & fixing cable jointing kit for 1.1KV grade cable for straight through joint complete with jointing material (Epoxy based) and accessories suitable for 3.5/4 core XLPE armoured aluminium conductor cable of size 50 Sqmm to 95 Sqmm complete all as specified and as directed.

Supply & fixing cable jointing kit for 1.1KV grade cable for straight through joint complete with jointing material (Epoxy based) and accessories suitable for 3.5/4 core XLPE armoured aluminium conductor cable of size 120 Sqmm to 185 Sqmm complete all as specified and as directed. Note : For serial item No 14.00 to 16.00 : Excavation and earth work shall be measured and paid separately under appropriate item(s) of this schedule.

Material and labour for Earthing complete with galvanised steel earth plate electrode 60cmX60cmX6.0mm thick, buried directly in ground (earth pit not less than 2.25mtr deep below normal ground level) with top edge of the plate not than 1.5mtr below normal ground level connected to GI earth strip of size 32x6mm dia by means of bolts, nuts, check nuts and washers of galvanised iron complete earth pit of PCC M-10(Nominal mix) using 20mm graded stone aggregate, 50mm thick earth pit cover of RCC M-15 (Nominal mix) using 20mm graded stone aggregate with MS TMT reinforcement bar of 8mm dia @ 150mm centre to centre both ways, MS handle 10mm dia made to shape, PGI funnel, wire mesh and 20mm bore GI water pipe medium grade and 40mm bore medium grade GI pipe for protection of earth strip from plate to main switch board, common salt, charcoal dust including testing on completion and all as shown in electrical plate No. 3 including testing on completion and making good the disturbed surfaces of wall floors etc without claiming extra cost complete all as specified and as directed. Note : GI strip upto 7.5 metre length from top of earth plate shall be included in quoted rates.

M&L for GI strip of size 32x6mm as earth continuity conductor burried in ground or drawn in pipe or fixed to wall on saddle complete all as specified and as directed.

M&L for copper earthing in replacement with copper earth plate electrode 90 cm X 60 cm X 5 mm buried directly in ground (earth pit not less than 3.0 mtr deep beliow ground level) with top edge of the plate not less than 2.25 mtrs below normal ground level,connecting to copper strip 32 X6 mm as earthing strip by means of bolts,nut check nut and washers protected with and including 40 mm dia medium grade GI pipe,necessary excavation and earth work,magnesium sulphate (80 Kg) ),charcoal (2 Qtl) and common salt (2 Qtl) filling,watering arrangement with 20 mm GI pipe medium grade including PCC pit with pre cast RCC (1:2:4) cover ,GI funnel with test point,testing (all as shown in electrical plate No 5 and commissioning complete all as specified and as directed. Note : On testing ,after completion ,if the earth resistance below 1 Ohms is not obtained ,earthing will rejuvenated at no extra cost till the desired earth resistance is obtined.

M&L for laying GI tubing, light grade, 80 mm bore dia as cable protection fixed on walls/poles/underpass/ceiling and laid in floor complete including dismantling corroded GI pipe all as specified and as directed. Note : Excavation and earth work shall be measured and paid separately under appropriate item(s) of this Schedule.

M&L for laying GI tubing, light grade, 100 mm bore dia as cable protection fixed on walls/ceiling/laid in floor complete including dismantling corroded GI pipe all as specified and as directed.

Excavation in post hole (or similar hole) each n exc 0.5 cum, getting out, returning,filling in and ramming earth or broken rubble mixed with earth around,in layers not exceeding 25 cm in soft/loose soil.

M&L for cement concrete 1:3:6 type C-2 (using 40mm graded stone aggregate) as in foundations filling and mass concrete complete all as specified and as directed.

Supply only chain link fencing made out of 4mm dia mild steel galvanised wire of mesh of any size complete all as specified and as directed.

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rail, straining bolts etc including provision of binding wire complete all as specified and as directed. Note : (i) Supply only fencing will be measured and paid separetely. (ii) Supply and fix mild steel nut bolt, line wire and flat will be measured and paid separetely.

Supply and fixed mild steel section for post and struts in fencing including cutting top to shape as directed, drilling hole notching for wire etc or flat iron fillet (for security wire mesh etc) including all necessary drilling, bolting or riverting etc confirming to Fe-290 Gde E-165 complete all as specified and as directed.

Supply and fixed mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, n exc 5 cm long & dia of shank 11 to 15 mm complete all as specified and as directed.

M&L for preparation of new steel surfaces of any description over 10cm width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat of zinc chromate primer complete all as specified and as directed.

Supply and fixing in replacement of MCCB 630Amp rating,4-pole 415V, Electronic release with overload and short circuit adjustable type breaking capacity 50KA complete all as specified and as directed.

S&F in repair MCCB 4 pole 415 Volts thermal magnetic based adjustable type 400 Amp, with breaking capacity 36kA Complete all as spccified and as directed.

S&F in repair MCCB 4 pole 415 Volts thermal magnetic based adjustable type 315 Amp, with breaking capacity 36kA Complete all as spccified and as directed.

S&F in repair MCCB 4 pole 415 Volts thermal magnetic based adjustable type 250 Amp, with breaking capacity 36kA Complete all as spccified and as directed.

S&F in repair MCCB 4 pole 415 Volts thermal magnetic based adjustable type 200 Amp, with breaking capacity 36kA Complete all as spccified and as directed.

S&F in repair MCCB 4 pole 415 Volts thermal magnetic based adjustable type 160 Amp, with breaking capacity 16kA Complete all as spccified and as directed.

S&F in repair MCCB 4 pole 415 Volts thermal magnetic based adjustable type 100 Amp, with breaking capacity 16kA Complete all as spccified and as directed.

S&F in repair MCCB 4 pole 415 Volts thermal magnetic based adjustable type 63 Amp, with breaking capacity 16kA Complete all as spccified and as directed.

S&F in repair MCCB 3 pole 415 Volts thermal magnetic based adjustable type 250 Amp, with breaking capacity 35kA Complete all as spccified and as directed.

S&F in repair MCCB 3 pole 415 Volts thermal magnetic based adjustable type 200 Amp, with breaking capacity 35kA Complete all as spccified and as directed.

S&F in repair MCCB 3 pole 415 Volts thermal magnetic based adjustable type 160 Amp, with breaking capacity 25kA Complete all as spccified and as directed.

S&F in repair MCCB 3 pole 415 Volts thermal magnetic based adjustable type 125 Amp, with breaking capacity 25kA Complete all as spccified and as directed.

S&F in repair MCCB 3 pole 415 Volts thermal magnetic based adjustable type 100 Amp, with breaking capacity 16kA Complete all as spccified and as directed.

Supply and Fixing in replacement of Aluminium Bus Bar of capacity 200 Amp suitable for LT panels/ Bus bars/Feeder pillar box, rectangular shape and as per existing design etc including nut, bolt, complete all as specified and as directed.

Supply and Fixing in replacement of Aluminium Bus Bar of capacity 400 Amp suitable for LT panels/ Bus bars/Feeder pillar box, rectangular shape and as per existing design etc including nut, bolt, complete all as specified and as directed.

Supply and Fixing in replacement of Aluminium Bus Bar of capacity 600 Amp suitable for LT panels/ Bus bars/Feeder pillar box, rectangular shape and as per existing design etc including nut,bolt,complete all as specified and as directed.

Supply and Fixing in replacement of Ammeter of rating 63 Amp on LT panel board/Bus bar/LT feeder box in four step (R,Y,B and OFF) without CT, including nuts,bolts etc complete all as specified and directed.

Supply and Fixing in replacement of spreader terminal for MCCB of rating 80 Amp to 100 Amp, 4 pole, 50 HZ, AC in LT panel/Feeder pillar box complete all as specified and as directed.

Supply and Fixing in replacement of spreader terminal for MCCB of rating 125 Amp to 200 Amp, 4 pole, 50 HZ, AC in LT panel/Feeder pillar box complete all as specified and as directed.

Supply and Fixing in replacement of spreader terminal for MCCB of rating 200 Amp to 400 Amp, 4 pole, 50 HZ, AC in LT panel/Feeder pillar box complete all as specified and as directed.

Supply and Fixing in replacement of spreader terminal for MCCB of rating 500 Amp to 630 Amp, 4 pole, 50 HZ, AC in LT panel/Feeder pillar box complete all as specified and as directed.

M&L Cutting wild grass, bushes, creeper, unwanted vegetation from inside / surrounding of E/M sub station (transformers) including cutting creepers from barbed / cattle fencing of the sub stn of area not exceeding 300 Sqm as when directed and removing of unwanted material from installation fencing/compound and depositing where directed after taking proper electric shutdown form MRS Mathura. Note :- The item shall be operated maximum two times in entire period of contract in the same installations. (Area measured separately each time).

Supply and Fixing Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for LT, 20x15cm size complete all as specified and as directed.

M/S S S CONSTRUCTION

Karman Infra Projects

M/s DEVI DAYAL CONSTRUCTION CO

M/S United Builders

M/S A.K. ENGINEERS

SHYAMA CONSTRUCTION