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Why SF6,VCB,Oil Ckt Breakers are use in HT Side need brief
information ?
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Answer Posted / ashoke
Because the air circuit beakers are unable to quench the arc
immediately due to High voltage and current.So a more
efficient arc quenching medium is require like
oil,vacuum,SF6 in side.The HT contains higher voltage level
and the fault current is also higher so a brief description
is needed for choosing the appropriate CB.
| Is This Answer Correct ? | 7 Yes | 4 No |
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