Very worrying counterfeited goods

The purpose of the MCB (miniature circuit breaker) is to turn off the power to a circuit when the current limit is exceeded. The reasons to do this are to stop the wires or appliances setting on fire when there
The purpose of the MCB (miniature circuit breaker) is to turn off the power to a circuit when the current limit is exceeded. The reasons to do this are to stop the wires or appliances setting on fire when there