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  1. JoshBosh

    Three-Phase Motor Current Calculation

    I have a three phase motor rated at 30KW, 400V, 55A with a p.f of 0.85. From this does this mean that the efficiency of the motor equals 92% ? (based on P= 1.73*U*I*p.f*eff). The motor is rated at 30KW, is this value the physical rated mechanical output rating of the motor, and thus the...

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