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Whot is the difference between MCB and MCCB.Whot is the
selection critearea for MCCB and MCB for 63 Amp.

Answers were Sorted based on User's Feedback



Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 6..

Answer / suresh a

mcb is nothing but miniature circuit breaker which is used
ifor over load protection and short circuit protection it
is available only upto 80amps.
mccb is nothing but moulded case circuit breaker used for
over load and short circuit protection in case of more than
100amps it is used.

Is This Answer Correct ?    19 Yes 1 No

Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 6..

Answer / srinivas

MCB MEANS MINIATURE CIRCUIT BREAKER IT IS USED FOR SMALL
QUANTITIES.
MCCB IS MOULDED CASE CIRCUIT BREAKER IT IS USED FOR LARGE
AMOUNT OF POWER.

Is This Answer Correct ?    14 Yes 2 No

Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 6..

Answer / elangovan kp

MCB: Miniature Circuit Breaker, Available rating Current is only Up to 100 - 125Amps, Breaking Current Capacity available up to 10KA only. (Availabel fixed current rating only)

MCCB: Moulded Case Circuit Breaker, Available rating up to 4000Amps, Breaking Current Capacity available up to 80KA.(Adjustable Over current setting available, Short circuit and Earth fault protection, Motorised MCCB also available)

Is This Answer Correct ?    2 Yes 1 No

Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 6..

Answer / p.sivaraja

mcb is nothing but miniature circuit breaker which is used
for over load protection and short circuit protection it
is available only upto 125amps(Now in market)
mccb is nothing but moulded case circuit breaker used for
over load and short circuit&earth fault(Micro processor
based) protection in case of more than
16amps it is used.

Is This Answer Correct ?    1 Yes 3 No

Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 6..

Answer / rahul kant

MCB MEANS MINIATURE CIRCUIT BREAKER used for Short circuit
protection.

MCCB IS MOULDED CASE CIRCUIT BREAKER used for Short circuit
protection as well as Earth Fault Protection.

Is This Answer Correct ?    3 Yes 7 No

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