Repair of Transformer of capacity 250 KVA and replacement of MCCB, Timer swithc and UNSV cable at Sub station No 12 at Umroi Mil station

Amount

Supply and fix in repairs of MCCB 100 Amps 415 volts four pole, 16 kA,adjustable overload setting complete.- 02 Nos

S&F digital programmable timer switch(24 hour),operating voltage 220-240 volt AC,50 Hz including taking down old unserviceable one complete- 01 No

Supply, laying connecting and testing XLPE insulated, PVC sheathed, armoured LT electric power UG cable (heavy duty) of size 35 sqmm, aluminium stranded conductor 1100 volts grade, laid through duct/ pipe / in trench etc. including cable glands & lugs complete- 35 RM

Dehydration of transformer oil with the help of filtering and drying plant by mechanical machines of suitable capacity to achieve suitable dielectic strength not less than 50KV complete.- 210 Ltrs

Replacement of silica gel assembly with new silica gel suitable for 250 KVA transformer.-01 No

Replacement of existing unserviceable LT bushing complete with LT brass rod including gasket set etc.with new complete.- 02 Nos

Replacement of existing unserviceable HT bushing complete with HT brass rod including gasket set etc. with new complete.- 02 Nos

Supply and filling of fresh transformer oil conforming to ISD-335/BS dielectric strength 40 kV at the gap of 4 mm and topping up to the entire satisfaction of Engineer-in-Charge complete- 120 Ltrs

Note: - (i) Old materials will be the property of contractor. (ii) Cost of Schedule of items Rs. 1110/- (iii) Job is guaranteed for 12 months. Ch head 1/475/03 Schedule of Credit : (a) Old UNSV Silica gel assembly with silica gel - 01 Nos (b) Old UNSV LT Bushing - 02 Nos (c) Old UNSV HT Bushing - 02 Nos (d) Old UNSV LT Cable of 35 Sqmm - RM 35

L N ENTRPRISE

CHANDAN ENTERPRISE