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Answer Posted / balabhadra
1kva = 1x.8(pf)
=.8kw or .8x1000 Watt
example:-
V=415VOLTS,3-PHASE,P.F=08
P=1.732xVxIxCOSQ
I=.8x1000/1.732*415*08
I=1.39amps
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