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how we calculate the 30 KW 3phase electric motor current on
noload
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Answer Posted / vikram
P = 30 kw
V= 415
I = ?
PF =0.8
p= 1.732 VI PF
I = 30000/1.732*415*0.8
I= 52.17 Amp (Full load current)
No load current will be 30% of FL current
N.L Current = 30% * 52.17
NLC = 15.65 A (Without taking Efficiency of motor into account)
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