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Motors
List of HT Motors Repaired
| Voltage | Capacity | Speed | Quantity |
|---|---|---|---|
| 3.3KV | 125 - 2000 KW | 375 - 3000 RPM | > 500 Nos. |
| 6.6 KV | 110 - 4000 KW | 333 - 3000 RPM | > 500 Nos. |
| 11 KV | 1000 - 9600 KW | 1000 - 1500 RPM | > 50 Nos. |
| Country | Makes of Motors |
|---|---|
| Belgium | ACEC |
| Brazil | WEG |
| Czechoslovakia | Mez Brno, Skoda, CKD Praha |
| England | English Electric, Parsons, BTH, Metropolitan Vickers, AEI, Brush |
| France | Alsthom, Jeumont Schneider |
| Germany | AEG, Siemens, EMF Dort, FLS |
| India | BHEL, Crompton Greaves, Kirloskar, Jyoti, GEC, NGEF, Siemens |
| Italy | Ansaldo |
| Japan | Hitachi, Toshiba, Fuji |
| Russia | Electrosila, Novaya Sila, ELSIB |
| Sweden | Asea |
| Switzerland | Brown Boveri |
| USA | Fairbankmorse, Ideal Electric, Reliance Electric, General Electric, Westinghouse |
| Part | Nature of Repair Works Done |
|---|---|
| Stator | Rewinding, Reinsulation, Core Restacking, Uprating, Redesigning for Speed conversion. |
| Rotor | Rewinding, Rebarring, Reshafting, Uprating, Core Restacking, Conversion of Aluminium Die Cast Rotor Bars to Copper Bars, Dynamic Balancing. |
| Bearings | White metal lining and machining, Providing new bearing houses. |
| Sliprings | Modification of Sliprings, Providing New Sliprings |
| End Shields | Repairs, Sleeving, Providing New End Shields. |
| Fans | Modification of Fans and Providing new Fans. |
| Motor | Assembling and Test running the Motor on No Load, Vibration Analysis. |
| Coolers | New Coolers, Conversion of Open type cooled Motors to Closed type cooled Motors. |