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| # | Company | Status |
|---|---|---|
| 1 | Admitted-Finance | Admitted-Finance |
| 2 | Admitted-Finance | Admitted-Finance |
| 3 | Not Admitted-Fee/PreQual/Technical | Not Admitted-Fee/PreQual/Technical Not Complied with technical specification |
| 4 | Not Admitted-Fee/PreQual/Technical | Not Admitted-Fee/PreQual/Technical Not Complied with technical specification |
Tender Value
Refer Docs
EMD Value
₹11,500
Closing Date
23 Mar 2021, 11:15 amClosed
EE EnM WS NW
DELHI JAL BOARD MU BLOCK PITAMPURA DELHI 110034
Repair Servicing n Dehydration of Bharat Bijlee make 1000 KVA Transformer at Holambi Kalan BPS in AC-01
2021_DJB_201620_3
NIT NO. 29
Open Tender
Miscellaneous Works
Item Rate
60 days
EE EnM WS NW
Please refer Tender documents.
3 documents required · 3 mandatory
₹500
Account No 50448339804
₹11,500
Yes
24 Mar 2021
16 Mar 2021
23 Mar 2021
16 Mar 2021
23 Mar 2021
16 Mar 2021
Disconnecting of HT supply from 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 precaution 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. Heating the HT & LT winding with inductance heating, removing the moisture improvement the IR value of HT & LT Winding
Replacement of top cover gasket vertical vent gasket & missing hardware to stop the oil leakage.
Replacement of salica gel
Insulating the HT leads
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.
Filling of T/oil to up to top up level as required to make power
P/Fixing of winding protection pad
Repair of cooling fins, replacement of cooling fins gasket and oil seal for stopping the leakage
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
A.S.ENTERPRISES
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