What is the difference between MCCB & ACB Where it can be
used
- 5 Answers
- 6783 Views
- I also Faced
- E-Mail Answers
Answer Posted / venkat
# 9 MCCB which is nothing but moulded case circuit breaker.
ACB is nothing but Air circuit breaker and Vcb is Vaccum
circuit breaker..The main difference between last two thing
is the arc quenching medium.ACB is air circuit brekar
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
sir i had plane to do some project with the base of hopkinson test in AC supply its possible
how can I calculate charging current of cable/overhead conductor? what is roll of voltage in it ?
what is the stear deltaprinceple?
How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?
What do you mean by phasors?
Why the earth to phase voltage is high 250 compare to other two phases
Is any generator is developed which is operated with out diesal or other expensive source?
what is the formula of starting current of 3phase and 1 phase motor???
I have an existing old MCCB. ABB Model SACE, the rating are: Ue = 660 volts, Iu =1250 Amps, 3 poles, Ith (max) =800 amps at 45 deg C. I need a circuit breaker for my 3 phase motors, 380 volts 60 hz. the supplier required the minimum ampacity of the breaker to be 911 amps. can i use this breaker with rating of Iu =1250 amps but Ith = 800amps maximum?
100 MVA 3-phase alternator with earthed neutral has a reactance of 5 ohms per phase. what will be the fault MVA of generator.
why co incidence factor considered in transformer sizing?
What is difference between unity power factor wattmeter and upper power factor wattmeter? In short circuit test of transformer the wattmeter used is unity power factor type or upper power factor type wattmeter?
i am going to give the JSEB,RANCHI exam for power plant,so i need some samples of papers related to that,so please send me these papers by my mail id.
what is a reactive power? what is the relation with power factor?
Some times to change of DOR of a motor, interchange of R & B is not effected and RYB take same current, but interchange of R&Y is effected ie change the DOR. My doubt is what is the problem in motor and how it is happen.
