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| 1 | Rewinding of 3 phase 440 volt, 0.5 HP capacity cooling fans of power transformers. The work includes dismantling of cooling fans from the transformers, its carriage to repair workshop & back after due rewinding. Replacement of defective ball bearings oiling, greasing etc and finally mounting of cooling fans on the transformers with proper electrical connection for satisfactory working as per details given below. |
| 2 | 160MVA T/F-I, II, & III at 220KV S/S Motiram Adda,Gorakhpur |
| 3 | 20MVA T/F at 220KV S/S Motiram Adda, Gorakhpur |
| 4 | Overhauling & servicing of 3 phase, 440 volt, O.5 HP capacity cooling fans of power transformers. The work includes dismantling of the cooling fan from the transformers its carriage to repair workshop & back after due replacement of defective ball bearing, oiling, greasing etc and finally mounting of the coolng fans on the transformers with proper electrical connection for satisfactory working as per details given below. |
| 5 | 160MVA T/F-I, II, & III at 220KV S/S Motiram Adda Gorakhpur |
| 6 | 20MVA T/F at 220KV S/S Motiram Adda Gorakhpur |
| 7 | Replacement of damaged rubber gaskets and glass 6 mm thick in the door of marshalling boxes of transformers by providing & fixing of rubber gaskets of same size for making its dust & vermin proof & glass. |
| 8 | 160MVA T/F-I, II, & III at 220KV S/S Motiram Adda Gorakhpur |
| 9 | Replacement of damaged cooling fan blades of 20 MVA T/F. This work includes dismantling of defecive blades from fan and supply & fixing on new blades properly. |
| 10 | 20MVA T/F at 220KV S/S Motiram Adda Gorakhpur |
| 11 | Repairing, rectification and Rewiring of local marshalling box of160 MVA Power Transformer\"s cooling fan control circuit, the work including replacement/ repair of damaged connectors, MCCB , MCBs, ON/OFF selector switch , Group Selector switch, Contactors, push button, fuse base, Terminal Blocks, Thermal over load relay, starter in the marshalingboxand all other associated works. (All consumable materials shall be provided by Contractor) |
| 12 | 160MVA T/F-I, II, & III at 220KV S/S Motiram Adda, Gorakhpur |
