where we use zero sequence current transformer or core
balancing ct.
- 2 Answers
- 13240 Views
- I also Faced
- E-Mail Answers
Answer Posted / blake australia
To detect earth faults:
Zero sequence refers to the current flowing during an earth
fault. 2methods of decting earth fault.
-Measure the current on the earth return cable
-Measure the current imbalance on the 3x phase cables (do
this by putting all three through the same core balance CT.
| Is This Answer Correct ? | 24 Yes | 5 No |
Post New Answer View All Answers
What are the special cables required for explosion proof wiring?
A 11KV, 1200 A breaker combination fixed in a cubicle for HT motor.Is normally for 11 KV motor fuse is using? if Yes, What range fuse is required?
use of PIR in ehv breaker
The principle of switching circuits for different types of batteries in application of storage systems
can u tell me the promotion from oiller to enginer
bitumar
When we need up only in o/p 440v, so why we use directly in 11kva in input?
Cb closed condition if there is a tcs fail whether cb will trip or not
What is minimum phase system?
what is Anti-pumping?
why the active power flow of some line is increased when the active power of out is cut ?
Why arc quenching is used in Diode ?
what r the safety measures in UPS ? explain all?
PLEASE SEND ME NTPC RELATED INFORMATION LIKE WHICH TOPICS HAV MORE SCOPE,BOOKS TO READ,CUT OFF...PLEASE.mail at thiru.1203@gmail.com
what would happen if reactive power (kvar)is increased (more)or decreased (less)? how much exact reactive power should be maintained? and what should be done for that
