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 / safdar

dear.first we need to know about amp range.
example 50 amp which i have to select cable size according amp load.
amp range/5 up to 30 amp
and amp range / 4 up to 125 amp
more than it amp of range amp /2

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