Public Works Department-PWD has published Repairs And Overhauling Of 200Kva, 11Kv/440 Volts Outdoor Transformer Of Patson Make At Bali Pumping Station Under Salauli Water Works . Submission Date for this Tender is 01-08-2022. Transformer Supply Tenders in sanguem Goa. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 18-Jul-2022 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 01-08-2022 |
| Sl. No. | Item Description |
| 1 | Transporting the 200 KVA, 11KV/440 Voltsout door transformer from the godown at Saluli Water Works to agency workshop for repairs. After repairs transporting the transformer back to Bali pumping station. Loading and unloading at both sites should be carried out by hiring a mobile crane. |
| 2 | Overhauling and repairs of 200 KVA, 11 KV/440 volts outdoor transformer. The work involved is as stated below. Draining the oil from the main tank, dismantling the main tank, lifting the core/winding from the tank removing the charred oil seals and the damaged copper terminals. Providing and fixing new oil seals and copper terminals cleaning the core/winding. removing the sludge from the tank. Assembling the transformer oil. Refiling the oil after filtration and testing at workshop. |
| 3 | Supply of transformer oil of EHV grade confirming to IS-335 of power oil make only. |
| 4 | Providing 440 volts L.T. supply to the transformer (spare) to keep it in charges condition to maintain the insulation value above 50 kv by providing and laying 16 sqmm, 3 core armoured cable of 20 mtrs in length from the 440 volts L.T. panel in the pump house to the substation. A 32 AMPS, 3 pole MCB Should be provided on the wall near the panel for isolating the supply. |
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