Name of Work:Servicing/Dehydration of 3000 KVA 02 nos. transformers of LD Power Make at Khyala BPS Ph-I.
Sl. No.
Item Description
1
Complete drain out of transformer oil from transformer to empty oil drum by oil machine, dismantling of conservator tank all protection relays cable end boxes vent pipes and other items as required.
2
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 an re-insulation of weak point with the help HT insulation material and proper taping etc.
3
Replacement of top cover gasket vertical vent gasket & missing hardware to stop the oil leakage.
4
Replacement of salica gel.
5
Repairing of LT Copper bolt and Pam, remettaling and finishing the same as per original shape and size
6
Checking and matching of control wiring of all protection relays and calibration of bucchlaz relay and protection relays testing the same.
7
Repair of cooling fins, replacement of cooling fins gasket and oil seal for stopping the leakage.
8
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 and cable of both sides with HI pot machine.
9
Filing of T/oil to up to op level as required to make power
10
Dehydration & filtration o complete transformer oil and checking the die electric strength up to 50 KV at site as required.
11
Complete cleaning and chemically washing of oily and muddy transformer body and painting of transformer with enamel paint
We takes all possible care for accurate & authentic tender information, however Users
are requested to refer Original source of Tender Notice / Tender Document published by
Tender Issuing Agency before taking any call regarding this tender.
