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why exterrnal C.T. protection is used even though ACB& VCB
is having inbuild C.T. protection?
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Answer Posted / k.prakashchandra
In-built protection is for currents exceeding the rated
current of the breaker,which is usually higher than that of
your requirement.Further, you can not alter this unless you
replace the cts.
| Is This Answer Correct ? | 2 Yes | 1 No |
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