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Answer Posted / karan
the thumb rule is,I= H.P*1.5
but current depend on Power factor,
Example power factor is 0.85
1 H.p=750kw=Root3*V*I*cosQ=1.73*415*I*0.85
so I=750/1.73*415*0.85=1.23 Amp
when pf is 0.80 then I=1.30
when pf is 0.95 then I=1.09
| Is This Answer Correct ? | 17 Yes | 7 No |
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