@ProElectrical92 in this video we have discussed what is RCBO | how it works | its application safety measures | how to protect our home from leakage current & short circuit
checkout our other videos from the below link
1) what MCB, ELCB, RCCB, RCBO
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2) what is MCB & how it works
[ Ссылка ]
3) difference between line voltage & phase voltage
[ Ссылка ]
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