i have a motor 55kw how u will calculate cable specification for this motor



i have a motor 55kw how u will calculate cable specification for this motor..

Answer / akhtar

If Motor is three phase:
we calculate the current of the motor?
Current(I)=Power(P)/1.73*cos fai* votage(V)

I=55*1000/1.73*.8*440
I=95.62A
now we can select the cable from catalogue

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