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I want formula to calculate cable size as per load given in
kw & amp.I searched many sites but didn't right answer.Plz
reply me asap.

Answer Posted / naushad ashraf

As we Now that,

Area= (IscXrtT)/K, Factor for PVC or XLPE,

As we know that Derating Factor = AgXAaXAsXAf

and I= P/(rt3XVXCos#)
and I=DfXI

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