Tender For (A)Complete Rewinding/Repairing Of One No.250 Kva 3.3Kv/440 Volt Lighting Transformer( Local Id. No. Bccl/Nt/250Kva/Tr/37 And Sl.No. 1108206) For Lighting Line Of 6 No. Sub-Station And Weighbridge And (B) Partial Repairing Of 2.5 Mva Trans
Tender Overview
Project Description
Tender for (A)Complete Rewinding/Repairing Of One No.250 Kva 3.3Kv/440 Volt Lighting Transformer( Local Id. No. Bccl/Nt/250Kva/Tr/37 And Sl.No. 1108206) For Lighting Line Of 6 No. Sub-Station And Weighbridge And (B) Partial Repairing Of 2.5 Mva Transformer 11 Kv/3.3 Kv Sl.No.1561 Make East India Udyog Ltd Power Transformer Gasket Studs Changing And Safety Device Etc. At New Sub-Station Of Amal.Nt-St-Jg Colliery Under Lodna Area.
BOQ
| Sl. No. | Item Description |
| 1 | (A) New Copper Conductor for HV and LV Coil |
| 2 | DPC/TPC Covering |
| 3 | Insulating materials |
| 4 | Cork sheet / Gasket 6 mm thick. |
| 5 | Copper stud for primary side with bushes. |
| 6 | Copper stud for Secondary side with bushes . |
| 7 | Copper Connector for Secondary side |
| 8 | Brass Nut and washer for Secondry Stud . |
| 9 | Rupaton Brazing rod for LV & HV connection . |
| 10 | Iron Bolts Nuts and washer. |
| 11 | Tank and Core Cleaning . |
| 12 | Tank Painting . |
| 13 | Labour Charge for Insulating Varnishing and Assembling etc. |
| 14 | H.V. Coil and L.V. Coil making charge . |
| 15 | Installation and Commissioning charge. |
| 16 | LESS Copper scrap value . |
| 17 | Transporting To and Fro including crane. |
| 18 | (B) 70 Sq.mm Cable end Jointing 11 KV Switch to Transformer and 3.3 KV Switch with Proper gland bush and lugs |
| 19 | Replacement of all Ruber Bushesinclusive of neutral terminal of secondary and Primary side with materials |
| 20 | Replacement of all the cork sheet packing inclusive of neutral terminal of secondary and Primary side |
| 21 | Replacement of all the cork sheet of top cover of oil tank and fins 1/2 inch thick |
| 22 | Lighting of all the connection of secondary terminal top cover plate assembling of conservator tank with Labour and Fitlling of transformer oil |
| 23 | New copper stud with bushes as per required for L.T. |
| 24 | New copper stud with bushes as per required for H.T. |
| 25 | H.T. Tape Nut Bolt with Washer etc. for all connection of Transformer |
| 26 | Copper Patti for Connection Primary and Secndary |
| 27 | Oil Filtration |
| 28 | Supply and Fitting Buchholz relay |
| 29 | Consisting of 2 pair NO-NC contact for alarm and trip by necessary adjusment of conservator and Pipe Line |
| 30 | Supply and Fitting of Oil Temperature Meter |
| 31 | Supply and Fitting of 7 Core Cable 1.5 Sq.mm |
| 32 | Supply and Fitting of Winding Temperature Meter 10 Fit Cable Set |
| 33 | Supply and Fitting of Auxilliary Contactor 110V-AC 8 Fit |
| 34 | Supply and Fitting of Breather with Silikagel |
| 35 | Tranformer Tank and all Fins Cleaning and Fitting |
| 36 | Bushing Plate Primary and Secondary |
| 37 | Tank Painting and Varnishing inside . |
| 38 | Total impact of GST for the purpose of CTC Please Enable Macros to View BoQ information |
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