Attending Of Shutdown By Removing Of Fault At Transformer And Ht Panel At Delhi Gate Bps, EEEANDMWSCN-Delhi

Attending Of Shutdown By Removing Of Fault At Transformer And Ht Panel At Delhi Gate Bps , disconnecting of ht supply from main ht panel after proper switching of 11 kv vcb discharging the supply . complete drain out of transformer oil from transformer no . 2 to empty oil drum by oil machine , dismantling of conservator tank all protection relays cable end boxes vent pipes and other items as required . , lifting and lowering the transformer core and coil with the help of heavy loader labour . , removing the ht and lt winding from the core . insulating and tightening the ht and lt winding with the help of f class insulation . , cleaning of transformer oil tank and removing of sludge settled in the bottom with the help of vacuum pressure cleaning machine thoroughly , cleaning of core and winding of transformer with hot oil and proper safety precaution to prevent the winding damage as required , cutting of old overheated insulation of winding damage as required , cutting of old overheated insulation of winding and re-insulation of weak point with the help of ht insulation material and proper taping etc . , replacement of top cover gasket , vertical vent gasket and missing hardware to stop the oil leakage . , replacement of silica gel . , replacement of winding protection pad . , repair of cooling fins , replacement of cooling fins gasket and oil seal for stopping the leakage . , complete assembling of transformer cleaning of complete transformer tightening of all connection of incoming and outgoing side and testing & checking of ir test with megger of winding & cable of both sides with hi pot machine . , filling of transformer oil to up to top up level as required to make power . , dehydration & filtration of complete transformer oil and checking the di electric strength up to 50 kv at site as required . , complete cleaning and chemically washing of oily and muddy transformer body and painting of transformer with enamel paint . , dismantling of ht panel , cleaning & dust blowing of ht panel with the help of air blowing & mto . , servicing of vcb , cleaning the complete vcb with cleaning solvent and heating the complete vbc & removing the moisture , repairing of mechanical system , repairing of lever , lock & lubrication & greasing the mechanical system for smooth operation on & off , checking the complete vcb with ht megger and hi pot testing . assembling the same . , heating the ht bus bar and remove the moisture and checking the bus bar with hi pot testing . insulating the bus bar with moisture proof epoxy paint . , calibration of relay with primary injection set . , heating the complete ht ct set and remove the moisture and checking the ct with hi pot testing calibration the ht ct with secondary injection set . , p/fixing of indicating lamp . , replacement of power pack . , insulating the bus bar supporting ht insulator . , assembling the complete panel & testing on load at site .

Sr No	CorrigendumDate	Corrigendum	CorrigendumType	NewSubmissionDate
1	27-02-2020	DATE EXTENSION	Date	28-02-2020

INR 500 /-

INR 13900.0 /-

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