What is the difference between ACB & MCCB?






Answer Posted / j. a

Actually the ACB is abbreviation of Air circuit breaker,
which is normally used for LV switchgears and high current
(normally more than 400A). The switching contacts are
operating in the air. MCCB is abbreviation of moulded case
circuit breker which is normally used for switching of load
less than 630 A.

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