Tender For providing of custom bid for services - providing and fixing of oil temperatureindicators winding temperatureindicators and relief valves in 2nos of transformers of capacity 11kv34kv 1mva in respect of rajur incline colliery ghonsa sub area
Tender For supply, erection, testing & commissioning of 500 kva outdoor, plinth mounted, oil immersed, non-sealed type (transformer tank body and cover are bolted) distribution transformer, 500 kva rating, 11kv/415v, 3-phase, 50 hz, primary winding in delta and secondary winding in star (vector symbol- dyn11), onan cooled, off-load tap changer for variation of hv voltage from +5% to -10% in steps of 2.5%, with all standard fittings as per clause 20.1 of is 1180 (part 1) and oil temperature indicator & winding temperatureindicators, drain-cum- sampling valve (3/4? nominal size thread,is:554) of steel with plug, energy efficiency level- 3 & above, conforming to is 1180 (part 1): 2014 with amendment nos. 1,2,3 & 4. following has to be submitted along with supply of material:- (i) type test report as per is: 1180 (part 1) of transformer having same rating, make (& model if any) and design from nabl accredited lab. (ii) routine test certificates as per is: 1180 (part 1). (iii) special test certificates as per clause 21.4 sl. no. (a), (c), (d) & (e) of is:1180(part 1) accepted make : andrew yule/aeg/crompton greaves/kirloskar electric co./abb /siemens/ schneider electric or equivalent.