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  1. MasudDU

    Delta Star Connection Problem

    hello, gentlemen please help me with this motor problem described below... an electrical motor (400V, 133.5Amp, 50Hz, 75KW, 2960 RPM, COSθ=0.89) was running on delta connection. after rewinding its getting hot when running on delta connection. it ran hot at under full load, taking more...
  2. MasudDU

    Delta Star Connection Problem

    thanks all of you gentlemen for your replies... @electricpete yes it ran hot at under full load, taking more currents than the rated full load value, rated voltage supplied to the motor, and cooling was good. the re-winder suggested to run the motor in STAR connection but my senior engineer...
  3. MasudDU

    Delta Star Connection Problem

    hello, gentlemen please help me with this motor problem described below... an electrical motor (400V, 133.5Amp, 50Hz, 75KW, 2960 RPM, COSθ=0.89) was running on delta connection. after rewinding its getting very hot when running on delta connection. now if i run this motor on star connection...

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