Answer / ram

MCB is Miniature circuit Breaker and VCB is vaccum circuit
breaker.
MCB USED FOR SMALL current ratings like 6 Amps ,20 Amps.VCB
used for heigher current ratings like 800 Amps,1000.

Answer / pritesh rana

MCB means Miniature Circuit Breaker, & VCB means Vaccum Circuit Breaker.MCB used for small current rating like,6A,20A.& VCB used for high current rating.MCB is used protect the Domestic Wiring & VCB is used to protect the Swithyard.

Answer / s.g.jayakumar

MCB is (Miniature circuit breaker) constant current rating
Example:2A,4A,6A,10A,16A but VCB is (variable circuit
breaker) Example:1.6A to 2.5A,2.5Ato4A

plz tell me about for how many rating (for 500kva)how much current taken?

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