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

Answer Posted / 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



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Differnce between negative Pahse SequenceFunction and unbalance Function?

1289


Explain the construction of the conservator, operation and purpose, and draw the diagram of the conservator.

2021


What is reactive power and where it is used.

1188


15hp motor wound by 0.9mm & 0.95mm magnet wire. at no load test it draw 4.2A current. Another motor with same condition draw 9.2A current. How can that occur? pls help

1102


What kinds of decision are made about CT from it's Knee point(voltage & current)?

3797






What is 11 N1 and 12 N2 in single phase Transformer ?

1499


How to find ampere on ht side for selection of cable size ???

1331


How to select circuit breakers rating eg. if i select a circuit breakers of capacity 40 amps DC with operating voltage 28 volts and if i what to use same circuit breakers for 300 Volts DC application what is the current rating of this circuit breakers.

1316


Mention the disadvantages of low power factor? How can it be improved?

670


what is servo motor and how to work it.

1458


how to deside the capacity of chock for drive?

1615


How is efficiency of DG set calculated? At many places I found the efficiency to be mentioned in percentage. But at some other places I found kWH/ litres. I want to know how dimensionless percentage value is arrived at?

1402


ITI r/tv trade APPLY (J.T.O VACANCEY) ALSO INCLUD AITT ELECTRONIC,WRITEEN XAM DONE 23.03.10 BUT NO RESPONCE WHY ANATHER ID gopal_gh007@rediffmail.com

2944


Why we used 690V in ACS 800 drives.Why dont use standard voltage like 415v or 1.1Kv

1922


Is it advantages of having star-delta vfd than normal star vfd , if yes why?

1767