Answer / mahesh sali

For Cal.the cable size , pl. see the below size

1) Cal. the full loasd current of motor
2) cal. the voltage drop from ht starter panel to motor at
starting and running .
3) as per IEC rule u should take the 20% additional to ur
selected size of cable.

Base on the above step we can easily cal. the size of cable

Answer / manoj

Calculate steady state voltage drop and motor starting voltagedro they should be within limit also the short circuit withstand capacity to satisfy i2t

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