what is the formula to find Amp. for an 3 phase moter both if H.P. or if kW is known?
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Answer / tripathi
The formula for three phase power is p=root3*v*i*cos(fi)&
voltage gernally 415V & power factor is given in motor name
plate & kw is also mention in name plate.So u can calculate
current easily.if the power is given in H.P then multiplied
by .746.
Is This Answer Correct ? | 4 Yes | 0 No |
Answer / shahebaz shikh
as we know that the formula of power is root
3*voltage*current and hence
current=power/(root3*voltage)=746*power/(root3*voltage)
Is This Answer Correct ? | 0 Yes | 3 No |
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