Rewinding Of Unit#6 Generator At Sabarigiri Hep Supply, Complete Rewinding, Supervision, Testing, And Commissioning Of Vpi Insulated Stator Winding And Refurbishment Of The Stator Core Of 60Mw Lap Wound Generator Unit No # 6 At Sabarigiri Hydro Electric P
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Project Description
Rewinding Of Unit#6 Generator At Sabarigiri Hep Supply, Complete Rewinding, Supervision, Testing, And Commissioning Of Vpi Insulated Stator Winding And Refurbishment Of The Stator Core Of 60Mw Lap Wound Generator Unit No # 6 At Sabarigiri Hydro Electric Power Project, Moozhiyar
BOQ
| Sl. No. | Item Description |
| 1 | Part A- Supply.Supply of winding and Other materials |
| 2 | Charges towards manufacture and supply of 200 Nos. new class ‘F’ insulated VPI stator coils which includes 20 Nos. spare coils.(Out of 200 coils 15 should be half insulated open coils) The following tests should be carried out during manufacturing process.i) Dimensional checkii) Coil Resistance Measurementiii) Inter strand IR value test at 110 V AC for 3 sec as ESI Standard 44-7, June 1978iv) Inter turn insulation test as per IEEE 522:2004 using HVHF test setv) IR value at 5 KV before and after HVAC test for 1 minutevi) HVAC test at 26 KV for 1 minute as per BS 4999: Part 60:1976vii) Tan delta test at 2.2 KV, 4.4 KV, 6.6 KV, 8.8 KV and 11 KV as per ESI Std 44-7, June 1978 and IEEE Std 286-2000viii) Partial Discharge Test as per IEEE Std 1434ix) Voltage Endurance Test on a random sample as per IEEE Std 1043x) Thermal Cycling Test on a random sample as per IEEE Std 1310 |
| 3 | Charges towards packing the spare 20 Nos. coils in a vacuum packing with wooden boxes |
| 4 | Charges towards supply of complete winding kit for stator winding like wedges, packing under the wedges, mouth blocks, insulating tapes, varnish, slot side and bottom side packing, separators and brazing rods. |
| 5 | Charges towards supply of complete winding kit for 20 nos. spare stator winding like wedges, packing underthewedges, mouth blocks, insulating tapes, varnish, slot side and bottom side packing, separators and brazing rods. |
| 6 | Charges towards supply of PT 100 RTD’s for temperature measurements. |
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