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Why VCB and SF6 breakers to be used in HT used by cant ACB
of higher rating to be used for 11kv and 33kv.
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Answer Posted / x man
DURING SWITCHING THEY PRODUCE HIGH ARC,SO BY USING VACUM
AND SF6 THE ARC CAN BE EFFECTIVELY QUENCHED.
iF ACB can be used every were they why do we need at the
other protective devices.so every thing has purpose for the
invention.
| Is This Answer Correct ? | 23 Yes | 14 No |
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