Min and max capacities of VCB,ACB,ACCB,OCB,MCCB and MCB

Question Posted / sree ramulu

3 Answers
18790 Views
apspdcl, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

Min and max capacities of VCB,ACB,ACCB,OCB,MCCB and MCB..

Answer / saraz06a0222

MCB not more than 100A
RCCB not more than 100A
MCCB 100 - 2500A
ACB. 630 - 6300A
VCB rated up to 6300 for HT

Is This Answer Correct ?

30 Yes

7 No

Min and max capacities of VCB,ACB,ACCB,OCB,MCCB and MCB..

Answer / venkat

Miniature Circuit Breaker(MCB) 6-63 Amps.
Air Circuit Breaker 400-4000 Amps.

Is This Answer Correct ?

13 Yes

4 No

Min and max capacities of VCB,ACB,ACCB,OCB,MCCB and MCB..

Answer / pankaj patel

Vacuum Circuit Breaker

Air Circuit Breaker
Oil Circuit Breaker
Miniature Circuit Breaker

Is This Answer Correct ?

10 Yes

10 No

Post New Answer

More Electrical Engineering Interview Questions

i need to now what will be the cable size to the following load, transformer to distribution panel distance 110m, load 1000kw, voltage 400v, pf 0.85, permissible voltage drop 2.0%, overhead line, atmospheric temperature 35 degree c.

0 Answers Bay Fishing Corporation,

How to test the vector groups of 3 winding transformer & phase displacements

2 Answers

How to calculate meter constant @ HT yard

5 Answers Juniper Networks,

What is a circuit breaker contact multiplier relay?

2 Answers

Why dry type cast resin transformers tap link blast in HV side while power shut down times on load?

0 Answers

will a fluorescent bulb work when dc is passed through it?? if not why??

4 Answers TCS,

IN CONTROL SYSTEMS Y WE NEED TO KNOW THE STABILITY OF THE SYSTEM?WHAT IS ITS PRACTICAL USE?

2 Answers

when giving a supply to wounded coil it will get magnetised, but the same is not if it is not wounded on a core..and it is getiing short....why.......

3 Answers

i want use the cable size 16cx4 core aluminium usege watts 240x2000w this cable size is correct?

0 Answers Sabre,

Why celling fan rotates in anticlockwise direction and table fan in clockwise direction ? Give technical reason.

5 Answers

What is the difference between security constraint unit commitment and security constraint optimal power flow?

0 Answers College School Exams Tests,

what is difference b/t ac current and dc current

4 Answers L&T, Meghana Engineers,

For more Electrical Engineering Interview Questions Click Here