engineering recuitment BSPHCL Technician (Electrician) 2024 Mock Test Electrician and Wireman Power Systems Circuit Breakers
What is the purpose of Earth leakage circuit breaker in building wiring installation?
1
It protects the appliances from excess current
2
It prevents the waste of electrical energy consumption
3
It stabilises the supply voltage
4
It protects the energy meter from short circuit