Bharat Sanchar Nigam Limited-BSNL has published Tender For Attending Day To Day Faults, Repairing And Maintenance Of Outdoor Type Transformer Substations And Rewinding Of 25 63 Kva, 11Kv 0.415Kv Oil Cooled Transformers With Associated Works At Various Telephone Exchanges, Mobile Btss Sites In. Submission Date for this Tender is 10-04-2024. Electrical Maintenance Tenders in Kendujhar Odisha. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Attending to break down calls, physical inspection of Substation accessories, overhead lines, feeder panels, meter box etc. to find out thefaultsand taking corrective measures for restoration of power supplyi/c minor repairing works i/c replacement of insulators, LAs, jumpers, lugs/sockets etc. in coordination with supply authority etc. as required. |
| 2 | Liaison with different units of the supply authority i.e. Field units, MRT units, Division office etc.forobtaining shut down of 11KV line, breaking of meter sealif required to carry out the major repairing and maintenance works of the Transformer substation/replacement/rewinding and re-installation of the repaired Transformer, re-energisation, testing and re-commissioning etc.as required. |
| 3 | Dismantling the 100/63 KVA, 11KV/0.415KV, 50 Hz Aluminium wound oil cooled Transformer faulty transformer from the existing D.P. structure/Plinth & installation of standby/repaired transformer i/c testing and commissioning, recording the required parameters etc. by qualified staff, arranging required tools & plant with proper precautionary measures etc. as required. |
| 4 | Rewinding of the HT windings ofthe 100 KVA, 11KV/0.415KV, 50 Hz Aluminium wound oil cooled Transformer Oil immersed Distributionclass Transformerwith superior grade andsuitable size Double paper coveredTransformer winding conductor , providingre-insulation of LT winding etc. includingdismantling the transformer parts i.e. conservator tank, terminal boxes, bushings, removing the core and windings from the tank, draining of transformer oil, cleaning of tank,reassembling the core & windings and all the aforesaid parts after rewinding/repairing, replacement of gaskets, worn out nuts, bolts and washers/cork washers etc, heating in heat chamber, carry out factory testsand submission of test reportsetc.complete as required. (The dismantled aluminium winding and other materials can be retained by the agency and credit for the same to be given in the quoted rate of this item) |
| 5 | Supplying and pouring of transformer oil (IS:325) of suitable make & grade for topping up/replacement of old deteriorated oil etc. complete as required. |
| 6 | Filtration and de-hydration of existing Transformer oil at factory / work shop ( In case of rewinding/repairing of Transformer at factory / workshop), testing of BDV and submission of oil testing reportetc. as required. |
| 7 | Painting of the transformer body with primer & two coats of weather proofsynthetic enamel paints after scrapping the rust etc complete as reqd. |
| 8 | Providing 63 KVA 11KV/0.415 KV Distribution class star rated Transformer on hiring basis as a stop gap arrangement etc. as required. (BSNL will not be held responsible for occurrence of any faults in the hired Transformer while working at site or any damage or loss occurred to the said Transformer during transportation, loading, unloading and negligence of the agency etc.). (Commencement date shallbe the date of energisation and commissioning at site) |
| 9 | Transportation of spare/new/repaired/standby 25/63 KVA transformer from BSNL office /factory /workshop to respective sites and faulty Transformer from sites to back by using suitable transportation medium including loading and unloading at both ends etc. complete as required. (The rate should be inclusive of toll gate fee/charges wherever applicable, nothing extra will be paid. Distance will be on shortest route only). |
| 10 | Distanceabove 150 KM and up to and including 200 KMs (Up and Down) |
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