The earth leakage switch is commonly used in
Right Answer is:
Earth leakage switch:- The earth leakage switch is a protection device that turns off the supply of electricity when current flows into the earth wire. The earth leakage switch is on the distribution board. It comes after the isolator switch but before all the circuit breakers. As current flows into the earth wire when there is a faulty appliance or a short in the circuit. Then the earth leakage switch turns off the electricity supply. You can’t turn the electricity on again until you have removed the faulty appliance from the circuit.