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

Question Posted / sree ramulu

Answers were Sorted based on User's Feedback

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

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

More Electrical Engineering Interview Questions

in alternator why on load terminal voltage is less than no load teprminal voltage

What are the methods/types of distance protection schemes used in transmission system?

if 2500 KVA TRANSFORMER CAPACITY.33KV INCOMING HOW ARE AMPEAR PRIMERY SAID

what is the abbreviation for F.M In FM-200 fire suppression system

HOW TO CALCULATE LV CABLE SIZING?

What are the steps for Testing of 6.6KV HT Panels?

In a transformer ,when voltage decreases current increases. but this is a violation of oms law.why?

What are Directly Exited Generators?

If the field winding of the dc shunt motor is removed then what will happen to the motor ? will it turn or not

why some harmonics are disturbing while the others not

what is negative,positive abd zero sequence current explain clearly

Three phase alternators are connected in star connection why?

For more Electrical Engineering Interview Questions Click Here