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| # | Company | Status |
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| 1 | Admitted-Finance | Admitted-Finance |
| 2 | Admitted-Finance | Admitted-Finance |
Tender Value
Refer Docs
EMD Value
₹25,100
Closing Date
29 Mar 2024, 11:15 amClosed
EE ENM M6
DELHI JAL BOARD MU BLOCK PITAMPURA, DELHI-34
Repairing Servicing Dehydration of Bharat Bijli make 2000 KVA 02 Nos transformer at Peeragarhi BPS in AC 15
2024_DJB_256487_1
NIT NO. 23 (M-6)
Open Tender
Miscellaneous Works
Item Rate
60 days
EE ENM M 6
Please refer Tender documents.
3 documents required · 3 mandatory
₹500
Account No 50448339804
₹25,100
Yes
30 Mar 2024
23 Mar 2024
29 Mar 2024
23 Mar 2024
29 Mar 2024
23 Mar 2024
Disconnection of HT supply from the main HT panel after proper switching off 11 KV VCB discharging the supply. 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.
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 precautions to prevent the 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.
Replacements of top cover gasket, vertical vent gasket & missing hardware to stop the oil leakage.
Replacement of silica gel.
Repairing of tape changer
Repairing of LT copper bolt and pam, remateling and finishing the same as per original shape and size.
Checking & Matching of control wiring of all protection relays and calibration of bucchlaz relay and protection relays testing the same.
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.
Providing & fixing of winding protection pad.
Repair of cooling fins, replacement of cooling fins gasket and oil seal for stopping the leakage.
Filling of T/oil to up to top up level as required to make oil supply by Bharat Bijlee Ltd.
Dehydration & filtration of complete transformer oil and checking the die 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.
Insulating the LT bus bar with epoxy paint.
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