For what purpose and why ACBs are used
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Answer / roronoa
just like another circuit breaker but this one is using an air .
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Answer / mashood
air circuit breaker ACB and why are using this one in lv
room because why are using air as a isolation that why its
called ACB
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IDMT relay are mostly used for protection against..??? 1)Earth Fault 2)Inter turn fault 3)Overloading 4)None of the above
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