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I am an electrical power engineer and arranged power system
for a data center, I installed MCB, ELCB and erthing system
TN-C-S.
But some times several ELCBs Disconnect circuits at the
same time! what may be the reason? (the ELCBs are 25A ,30mA)
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Answer Posted / mehdi
there wasn't any Falctuation in cicuits. it is strange that
if any problem occured in one circuit others may not be
failed!
I solved my problem by replacing those ELCB with 300 mA
Type!
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