CWEK-51/2022-23

Amount

Supply and fixing in replacement ON LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 125 Amp including testing and commissioning complete all as specified and directed.

Supply and fixing in replacement ON LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 200 Amp including testing and commissioning complete all as specified and directed.

Supply and fixing of MCCB 4 Pole, 415 V,with Adjustable type setting 250 Amps with breaking capacity 36 KA, complete all as specified and directed.

Supply and fixing of MCCB 4 Pole, 415 V,with Adjustable type setting 400 Amps with breaking capacity 36 KA, complete all as specified and directed.

Supply and fixing of MCCB 4 Pole, 415 V,with Adjustable type setting 630 Amps with breaking capacity 36 KA, complete all as specified and directed.

Supply, installation, commissioning and testing of 33 KV/110V outdoor type three phase Potential Transformer (P. Ts) oil cooled type as per IS 3156 of system voltage 36 KV and nominal system voltage 33 KV, insulation level-KV/kVp 70/170, Serial frequency 50 Hz or 60 Hz, rated voltage factor - 1.2 continuous/1.5 for 30 Sec and 1.2 continuous/1.9 for 30 Sec, rated secondary voltage 110,10 VA burden and accuracy class 100 VA/0.2 CLASS, 200VA/0.5 CLASS, Rate thermal burden 250 VA, Total minimum creapage distance 25Mm/25/31 KV, Porceling colour -Brown/grey and No of winding -02 PS equipment installed on control panel including control cables as per site requirement upto control panel terminal block and fixing on bus bar section with suitable size MS channels and angles, complete all as specified and as directed.

S&F 33 KV current transformer (CT) outdoor type three phase current transformer oil cooled type as per IS 2705 of system voltage 36 KV and nominal system voltage 33 KV, with ration 400/1 and accuracy class 0.5 and frequency 50 Hz, impluse standard voltage 170 V and rated continuous thermal current 1.2 times of ratred primary current including control cables as per site requirement upto control panel terminal block and fixing on bus bar saction with suitble size MS channels and angles, complete all as specified and as directed.

S&F DC spring charge control motor of capacity 0.1 KW, Current rating 1.3A, 230V for totally enclosed of 33 KV VCB control panel, complete all as specified and as directed.

M&L for Switch air break, gang operated triple pole, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 200/400 amps 33000 volts (09 Insulator) alongwith fuse system complete all as specified as directed.

M&L for Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 185 Sqmm complete all as specified and directed.

M&L for Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 Sqmm complete all as specified and directed.

Supply and laying in cable, XLPE insulated , screened, PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) 11000 Volts grade with stranded aluminium conductor of size 3 Core 185 Sqmm, ISI marked complete, all as specified and as directed.

Supply and laying in cable, XLPE insulated , screened, PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) 11000 Volts grade with stranded aluminium conductor of size 3 Core 120 Sqmm, ISI marked complete, all as specified and as directed.

Supply and laying in cable, XLPE insulated , screened, PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 3.5 Core 185 Sqmm, ISI marked complete, all as specified and as directed.

Supply and laying in cable, XLPE insulated , screened, PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 3.5 Core 95 Sqmm, ISI marked complete, all as specified and as directed.

Excavation in trenches in soft/loose soil not exceeding 1.5 mtr in width and not exceeding 1.5 mtr in depth for laying of cables up to proper level complete all as specified and directed by Engr-in-charge.

Returning, filling in including spreading, leveling, watering and well ramming in layers not exc 25 cm in soft/loose soil complete all as specified and directed by Engr-in-charge.

Removing surplus exacavated material from excavation not exc 50 meter and depositing where directed at a level not exc 1.5 meter above the starting point complete all as specified and directed.

Sand cushioning to underground cables 8 cm below the cable before laying and 15 cm above the cable after laying, complete all as specified in clause 19.75 of SSR Part-I. Note :- 1. Dry fine sand of best available quality shall be used. 2. Punned thickness shall be measured and paid.

M & L Sub class ‘B brick, old size, brick covering laid dry, flat, transversally along the length of cable on sand cushioning, with width equal to the length of the brick, complete all as specified and directed.

M & L for Earthing complete with galvanised steel earth plate electrode 60x60cmx 6.3mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised iron strip 32x6mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel including PCC (concrete chamber) shall be PCC 1:3:6 type C-1 using 20mm graded stone aggregate,with fair finish internal surface of concrete chamber shall be given 15mm thick plaster in CM 1:4,funnel with wire gauge of (0.68) 8 mesh per liner inch,80mm thick RCC pit cover 320 mmx320 mm of RCC 1:2:4 type B-1 using 20 mm graded stone aggregate reinforced with XPM,JALLI and charcoal dust and common salt all as shown in electrical plate No.3 of MES SSR Part-1 and specified including provision of earth wire protected by 40 mm dia medium grade GI pipe and watering pipe shall be 20 mm bore medium graded GI pipe,and including all excavation and earth work & connecting the earthing to an earthing test point /transformer neutral/body/LT panel etc.and testing on completeion complete all as spec ified and directed. NOTE: The quoted rate of earthing shall be deemed to included cost of 7.5m long galvanised earth strip 32x6 mm and protection pipe of 40 mm bore medium graded ,GI medium graded 20mm bore watering pipe.

S &F in replacement of Automatic Star Delta Starter of size 75 HP including taking down the old from the mounting and connectiong, placing, testing and commissioning complete as directed by Engineer in charge

S &F in replacement Automatic star delta Starter of size 125 HP including taking down the old from the mounting and connectiong, placing, testing and commissioning complete as directed by Engineer in charge

S &F in replacement of cast Iron Sluice Valve ISI Mark (PN-1.6) confirming to IS 14846-2000, flanged ends drilled having stainless steel/brass spindle with cast iron wheel at top complete with nuts, bolts, washers and gaskets of size 200 mm bore.

All as per items No 30 here in before above but of size 150 mm complete all as specified and directed.

All as per items No 30 here in before above but of size 100 mm complete all as specified and directed.

All as per items No 30 here in beforeabove but of size 80 mm complete all as specified and directed.

Supply and fix in replacement of cast iron Non Return valve without by pass arrangment swing type, of Size 100 mm bore, confirming to IS 5312, flanged ends with nuts bolts, washers complete including taking down of old one complete all as specified and directed.

All as per items No 34 here in before above but of size 150 mm complete all on specified and directed.

ALCO ENGINEERSPVT LTD