Question

difference between elcb and mcb​

Answer 1

Answer:

An Earth-leakage circuit breaker (ELCB) is a safety device used in electrical installations with high Earth impedance to prevent shock. It detects small stray voltages on the metal enclosures of electrical equipment, and interrupts the circuit if a dangerous voltage is detected.

MCB means Miniature Circuit Breaker -- it is used for upto. 100Amps in the motor feeders. MCCB menas Moulded case Circuit Breaker -- it is used for. 25oAmps to 800Amps in the motor feeders.