why we generally use 3.5 core cable or in other word 1/2
core for neutral and also confirm me that in balance
conditiob(3 phase)current in neutral will zero
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Answer Posted / dkmathur
In a three phase circuit theoritically there will be Zero
current in Neutral. But due to un-balancing of phases
practically phase voltage becomes unequal with the result
some current flows in neutral.That is why neutral is of
half rating only.
| Is This Answer Correct ? | 66 Yes | 12 No |
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