Details: item description dismantling of top cover, conservator, vent pipe buchalez relay, disconnection of primary and secondary side of transformer dismantling of core structure after draining of oil form transformer, cleaning of core and decarbonizing by compressed air and re-assembly with diafame of explosion vent changing / conservator oil level indicator changing / oti, wti repairing taking box up of the complete repaired core and winding structure and fixing inside the tank properly cost of synthetic neoprene gasket for top cover, inspection cover and primary and secondary inside bush insulator with in oil sheel rubber bush and brass nut/washer assly. of all the items above & normalizing of all the connections including filling of transformer oil with dehydration of oil. labour charges of repairing/servicing and fittingcost b) marshelling box of transformer no. 1 work new fitting of shunt trip dc 110v new fitting of auxllary contractor relay unit make a/y 110v-31a, dc new fitting of pow
Sector: Mining