Tender For Nit No.14, Item No.02(2022-23)
Tender Value
Ref. Documents
Estimated cost
Bid Submission
21 Oct 2022
0 days left
EMD
16500
Bank guarantee accepted
Document Fee
500
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
wazirabad → Delhi
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Renovation And Servicing Of Various Transformers At 2Nd 40 Mgd Plant At Wazirabad Water Works.
BOQ
| Sl. No. | Item Description |
| 1 | A. Servicing of 250 KVA Transformer No.01, 02.The Job Includes the following:-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. |
| 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 and reinsulation of weak point with the help of 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 silica gel. |
| 5 | Complete assembling of transponder cleaning of complete transformer tightening of all connections of incoming and outgoing side and testing & checking of IR test with megger of winding & Cable of both sides with HI pot machine. |
| 6 | Refilling of T/oil to up to top up level as required to make power. |
| 7 | Replacement of winding protection pad. |
| 8 | Dehydration & filtration of complete transformer oil and checking the side electric strength up to 50 KV at site as required. |
| 9 | Complete cleaning and chemically washing of oily and muddy transformer body and painting of transformer with enamel paint. |
| 10 | B. Servicing of 2250 KVA Transformer No.-04.The Job Includes the following:- 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. |
| 11 | 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 reinsulation of weak point with the help of HT insulation material and proper taping etc. |
| 12 | Replacement of top cover gasket vertical vent gasket & missing hardware to stop the oil leakage. |
| 13 | Replacement of silica gel. |
| 14 | Checking & matching of control wiring of all protection relays and calibration of bucchlaz relay and protection relays testing the same. |
| 15 | Complete assembling of transponder cleaning of complete transformer tightening of all connections of incoming and outgoing side and testing & checking of IR test with megger of winding & Cable of both sides with HI pot machine. |
| 16 | Refilling of T/oil to up to top up level as required to make power. |
| 17 | P/Fixing of winding protection pad |
| 18 | Repair of cooling fins, replacement of cooling fins gasket and oil seal for stopping the leakage. |
| 19 | Dehydration & filtration of complete transformer oil and checking the side electric strength up to 50 KV at site as required. |
| 20 | Complete cleaning and chemically washing of oily and muddy transformer body and painting of transformer with enamel paint. |
AI Tender Summary
Tender Timeline
Oct 14, 2022
11:30 IST
Tender Published
Tender notice published.
CompletedOct 21, 2022
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
CompletedOct 21, 2022
Bid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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