What is the difference between MCCB & ACB Where it can be
used

Answer Posted / sujith viswanath s

MCCB-Moulded case circuit breakers ,it can be used upto 650A operating current
ACB - Air circuit breakers can be used up to 2000 A operating current

Is This Answer Correct ?    11 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the types of HT motor testing

3026


if we install two earth pits with a clear space of 5m without any interconnection,by checking the digital multimeter will it show continuity between earth pits? If so what would be the approx. value

1478


Why is remote backup preferred to local backup?

1498


how is calculated the quantity of weight in hot test xlpe?

2015


how hydrogen cooled alternator undergo maintanence ? that is hydrogen when come in contact with air can result into explosions .

1520






how to ctrl motor by use of ac or dc drive.plz explain evdintly

1486


two phases with neutral supply can be taken in 3C X 10 sq.mm cable .

1008


what is meant by star/delta voltages as 440/220 in a 3 phase induction motor, and why it should be connected on STAR IN 3 PHASE SUPPLY

1784


Load break swicth maintenance procedure.

1329


How do you determine the size of transformer radiators in a transformer?

1441


What is called grain-oriented laminations?

635


What is the high series capacitance winding on high voltage power transformer ?

1617


Is it possible to operate a synchronous 2-poles turbogenerator with a still-in-place faulted bar but electrically disconnected ???? If yes, should I act on the other phases as well ???

1451


Why star delta starter is preferred with induction motor?

638


What should be the percentage increase in length of the dead end clamp for bus bar conductor (Hawthorn) after hydraulic pressing and what should be the applied pressure?

1452