30 kVA and voltage 380/220VAC how to find out kA?

Answer Posted / vipul kumar rai

W=1.732x380xI
30x1000=1.732x380xI
I=30000/658.16
I=45.581 ( FOR THE PRIMARY CURRENT )
W=1.732x220xI
I=78.731 ( FOR THE SECONDRY CURRENT )

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