What is the diffrece between ACB & MCCB

Answer Posted / ektate prashant

ACB- Air circuit breaker
MCCB- Moulded case circuit breaker
Arc Quenching medium in both the breakers is air only.
The difference is ACBs are of higher capicity as compared
to MCCBs.

Is This Answer Correct ?    25 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to calculate units consumption for a 12 hp motor /hr.

1027


How to decide DO set rating of Transformer?

1148


what is capacitor voltage transformer?? how it is different from potential transformer?

1687


What is meant by reverse polarity and how it can be fixed?

739


how does directional relay work incase of ac ?

1012






why should small green grass ans small plant should not be there inside the transformer Yard in the factories

1202


In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?

2648


The knee point of a current transformer is normally unique and known.So why in the nameplate of a CT they put the minimum value like this Vk> 400v.

923


I have c license but I don't know eligibility of Max Kilo Volts under the electrical licensing board.

1206


How to calculate capacitor bank value to maintain unity power factor with some suitable example?

661


i completed my DEEE. and i want to electrical c license. how to get it..?

1687


how we can adjust for three phase motor cold stall time ,hot stall time and thermal register set up?

2500


Can RCD's used to protect the VVVF drive if not why.

1712


What types domain of laplace transforms? What behavior can laplace transform predict how the system work?

662


Why need 3phase machine double earthing?

1321