we have one ups its neutral is not earthed.its one
distribution MCB has a earth fault.but we can not put off
any MCB.so how to find out that in which circuit is earthed
without isolating the breaker.
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Answer Posted / sumitgarg
to aviode that probelem in furure you can use a ELCB or
RCCB that will help to find and earth the earth fault
current.
that shoud be of 1 Amp. rating.
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