bids are invited for stpp wti with contacts for 11.0 - 0.433kv, 2000kva , wti with contacts for 11.0 - 0.433kv, 2500kva , oti with contacts for 11.0 - 0.433kv, 2000kva , oti with contacts for 11.0 - 0.433kv, 2500kva , pressure relief device for 11.0 - 0.433kv, 2000kva , pressure relief device for 11.0 - 0.433kv, 2500kva , mog for 11.0 - 0.433kv, 2000kva , mog for 11.0 - 0.433kv, 2500kva , buchholz relay complete for 11.0 - 0.433kv, 2000kva , buchholz relay complete for 11.0 - 0.433kv, 2500kva , set of gaskets for 11.0 - 0.433kv, 2000kva , set of gaskets for 11.0 - 0.433kv, 2500kva , set of valves for 11.0 - 0.433kv, 2000kva , set of valves for 11.0 - 0.433kv, 2500kva , tank pressure test , tank vacuum test , measurement of acoustic noise level as per nema tr-1 - special test , temperature rise test at a tap corresponding to maximum losses - details as per boq , lightning impulse - full and chopped wave - test on windings - as per iec 60076-3 oil filled service transformer for pvunl patratu total quantity : 118