Answer / 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

Answer / seeni labeer

MCCB WE CAN USE 20A TO 800A, ACB WE CAN USE MORE THAN 1000A TO 4000A

Answer / arunp

please inform us

Answer / 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

Answer / ramireddy

mccb up to 1600A acb op to 3000A

what is the full form of KVAR

6 Answers  

what is the working of vfd drives.

2 Answers  

why not phase to phase fault occure in raining day in hv sub-station?

1 Answers   Getco,

In domestic supply, when neutral touches earth the earth leakage trips. Does this mean that if the star (neutral) point of an alternator is earthed that power will flow to earth i.e. a direct short to earth?

1 Answers  

How to take vector group test of a transformer? Suppose we dont know the vector group of transformer, how to check its vector group through test? I have 3 transformer DYn11 & DYno& Ynd11, how to confirm its vector group?

1 Answers  

what are the uses and applications of rectifiers?

3 Answers  

how can get electrical "c" licence.i am complited in DEEE.PASSING YEAR OF 1993.WORKING IN PVT COCERN LT LINE.PLEASE ADVISE ME .CELL NO 9994786021

0 Answers  

Please tell me the formulaes while designing a substation for power Calculations in designing a 33 KV Substation?????

0 Answers  

What is a transductor ?

2 Answers  

what is power factor?

7 Answers   CA,

what is a circuit breaker. Weite the types of circuit breaker.

4 Answers  

Why current shoots up in the secondary on the knee point voltage during saturation test of CT? How core saturation effects the secondary current (while the primary side is open)? What the logic behind this?

0 Answers