what is the diff between mcb and vcb

Question Posted / rameshk8081

3 Answers
6273 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

what is the diff between mcb and vcb..

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.

Is This Answer Correct ?

21 Yes

0 No

what is the diff between mcb and vcb..

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.

Is This Answer Correct ?

1 Yes

0 No

what is the diff between mcb and vcb..

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

Is This Answer Correct ?

0 Yes

20 No

Post New Answer

More Electrical Engineering Interview Questions

when will be the iocl interview results i faced interview on 8th september 2008 iam from electrical branch i faced interview for the post of electrical engineer??????????????????????//

0 Answers

diffrence between alternating and pulsating field?

1 Answers

in three pin plug point, whats the reason that one plug point is bigger in size

4 Answers

why shoud in High tension cable( above11KV etc.,)a semiconducting material coating will be there on insulation?

1 Answers

How can calculate the daily electrical consumption of 7.5 HP motor, if the moter runs 24 hrs continiously. Also have to know about 3.5 hp chiller.

0 Answers Wipro,

Currently what is the highest capacity (MVA) of SPPg generator available in the market?

0 Answers SPPG,

why Induction Generators are not "Black start" ? and apart from WTGs where this types of generator are generally used?

0 Answers

IS it possible for a feedbacksurge to travel over a wireless connection?

1 Answers HP,

How to calculate & connection of 900KVA generator 2 sets & load(1500A)? How to choose cable size and ACB size for this load & generator? please explain me detail. Regards, Mr.Han

3 Answers Powermec, TATA,

Why we are not placing c.B 's btwn generator and transformer.? what happens when generator gets disconnected from transformer when it is running @ full load?

3 Answers Areva,

what are the functions of current transducer and voltage transducer?

1 Answers MEL,

How many earthings are provided for a 250KVA distribution transformer?

9 Answers

For more Electrical Engineering Interview Questions Click Here