IF i have switchgear with busbar current rating of 1000Amp
35kA then is it necessary to have outgoing breaker kA rating
to be equal to busbar kA rating?
- 6 Answers
- 12189 Views
- L&T, I also Faced
- E-Mail Answers
Answer Posted / r.gunasekaran
Circuit breaker KA rating should be more than that bus bar
KA.
| Is This Answer Correct ? | 0 Yes | 4 No |
Post New Answer View All Answers
How we calculate DC inducation moter Amp? Sir pls give me formula......
Why have to use copper cable for local isolator to motor ?
What is the basic principle of welding process?
How to size Air Circuit breaker (ACB)? What is the most important factors?
I completed my BE EEE degree 2006 .... which license should i apply .... ?????
USE OF 8 WAY PAN ASSEMBLY
If any cable burnt how can we identify it burnt by high current of high voltage?
what is interfacing in computer studies?
Why is tan-delta test and capacitor measurement done on alternator?
why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?
Practical condition in 400KV Sub station:- Breaker(open) , isolator(open), Earthing (close) at both end e.g A & B. Now Open A Stn Earthing than Open B stn Earthing (Which have a 50MVA reactor) , AND suddenly show R,Y,B phase 704KV,573KV,118KV respectively. Que is without closing of breaker how it is possible.???? My Whats app No:07621840498 for Further Discussion. Pls experts suggest.
What is the importance of counter based plan & how is it scheduled?
if field breaker of generator is closed prior to its rated speed on a power generating unit. what will be the effect on generator, unit transformer and starting transformer.
List the characteristics of filter?
What is safety of Ht panel
