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  1. Dilawar amjad

    2.5 mega watt dc motor

    We are using a the subject motor in seamless tube mill piercer application, the specs of the same are as under. armature voltage: 930 volts dc Base speed: 393 RPM Motor rated current are 3600A at 300 RPM on 720 volts, 2830A at 393 RPM and 930 volts Imax is twice on both above conditions. Field...
  2. Dilawar amjad

    Transformer sizing crieteria

    Can someone guide in calculating transformer size for 1 mega watt DC motor with following specs. Power: 1 Mega watts Rated voltage: 700 Base RPM: 30 Field current: 240 Amps Rated current: 1700 Amps My application is plate rolling mill where current goes up to 3600 ampere, that is where we...

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