Bharat Sanchar Nigam Limited-BSNL has published Tbn Tr Oil Filtration Providing Transformer Oil Filtration Panel Servicing And Acb Servicing For 2 X 1500 Kva Indoor Transformer Sub Station In Telephone Bhavan Saifabad Hyderabad. Submission Date for this Tender is 31-07-2021. Transformer Oil Tenders in Hyderabad Telangana. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Filtration of Transformer oil of capacity 1500KVA at site. Degassing, dehumidification of transformer oil under vaccumm, de-acicidifying by evaporation and absorption method including transportation of filtering machine /equipment, checking dielectric strength, producing test certificate etc as required. |
| 2 | Topping up of Transformer with new Transformer oil including testing etc, as required.(M/S Power oil or similar superior make) |
| 3 | Generalservicing of HT panel (1no incoming and2 nosout going ) suchas checking of oilcircuit breakers,cleaning of mechanicalcontacts byapplying petroleum jelly greasing of springs and moving parts, testing of control wiring, DC supply, tripping arrangement and PT box, indicationlamps, control fuses, cleaning of bus barstightening of allbolts and nuts, testing of HT/LT interlocking etc as required. |
| 4 | Supplyingand fixing of Silica Gel breather by removing the existing old breather suitable for 500 KVATransformer as required. |
| 5 | Testing ofIDMT relays by providing secondaryinjection method (Current) including transportation of the kit to the site, producing test certificate etc, as required. |
| 6 | Supplying andfixing of the following electrical components in the existing L.T. Panels by replacing the faulty including necessary connections, testing and commissioning etc., as required. |
| 7 | a) 230 Volts indication lamp LED type |
| 8 | b) 6 Amps HRC fuse links |
| 9 | c) Ammeter |
| 10 | d) Voltmeter |
| 11 | General servicing of MV panel, Essential Panels, Power room panel,capacitor panel and Bus trunking by checking for any loose wires, contacts, tightening the link bolts, checking of overheating of any wires, links rectifying the defects if any, cleaning the complete panel with blower to remove the dust etc., as required. |
| 12 | a) MV Panel |
| 13 | b) Essential Panels - 4 nos |
| 14 | c) Floor Distribution panels |
| 15 | d) DG changeover panel |
| 16 | e) Capcitor Panels |
| 17 | f) Bus trunking, Cable trays |
| 18 | Servicing of various capacity ACB ranging from 800 to 2500A in the existing MV/ Essential Panelsuch as cleaning of contacts, checking of springs for proper contact , checking/adjustinginterlock system,etc as required. |
| 19 | Supplying and fixing of following accessories suitable for operation on 415V 50 HZ AC supply |
| 20 | a) 20 kVAR MPP type heavy duty capaitors Make: L&T/ Schneider Electric / Siemens/ Lakshmi(LECS) |
| 21 | b) 63A HRC Fuse links |
| 22 | c) 63A HRC Fuse Bases |
| 23 | d) LED indication lamps |
| 24 | e) 16 sq.mm copper flexible cable with copper lugs |
| 25 | f) ML-3 40A power contactor |
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