1. what is difference between VCB and ACB.how its works
please explian.
Answer Posted / n. gopala krishna
difference between vcb and acb. vcb is vacume circuit
breaker acb is air circuit breaker . in vcb switching
contacts fixed in vacume cylender. in acb switching
contacts arranging in openly in airbut other all mechanisim
is same both breakers having closing coil and tripping coil
and spring charge motor all are having but vcb breakers
using in high voltage side to reduse the arc at on off
time. but acb can use in low voltage side only
| Is This Answer Correct ? | 85 Yes | 21 No |
Post New Answer View All Answers
how circuit breaker work.. what is the operations taking place inside a circuit breaker when an overcurrent occurs... is it similar to fuse?
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?
1. If 8.35%Z means the percentage impedance of 132kV-line from power company, we will like to reconfirm its base capacity.
If VFD is On but no starting commond on it. so how many outpout voltages of VFD
Can any body tell gulf interview question for experienced electrical engineer ?
List advantges of active filter over passive filter?
iam working in power plant. In hot places tube lights are glowing at the end portion only. what is the reason for that?
How the frame size of a flange mounted AC induction motor is calculated?
can anyone please help me to find the rupturing or breaking capacity in KA of circuit breaker (MCCB,VCB,ACB etc) of HT and LT side of a distribution transformer...please help with detailed step by step answer...thank you
working principle of oil startar
What are the basic component of a cro?
What are linear and non-linear systems?
placement paper samples of mspl company
in 1-phase 230v,how in 3-phase 440v. in each phase in between 230v.
In our factory so many iron pillors are exists for supporting the shed/Hangar. If do more no of earthings at one piller instead of doing more earth pits in many locations and running earth strip around the hanger, I can save the money. Please suggest this method is acceptable as per Is specifications though the Earth resitance of the farthest piller is with in the limits as per IS specifications.