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What is the amount of no load current of 630 kVA tranformer
voltage ratio 11kV/440V ?
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Answer Posted / dr. alaa baiumy abdel azim &a
frist we will get the rated current of the winding
I = 630 * 1000 / CUBIC ROOT OF 3 * 11 * 1000
I = 33 Amper
I NO LOAD = 0.5% OF I RATED
NO LOAD CURRENT = O.OO5 * 33
= 165 m A
| Is This Answer Correct ? | 2 Yes | 1 No |
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