What is working principle of ACB and VCB?
- 9 Answers
- 68270 Views
- Greenko, HCC, I also Faced
- E-Mail Answers
Answer Posted / ram khapekar
ACB: As name it is Air circuit breaker, and it is used in
LV side of transmission, air as a arc quenching medium.
VCB: vaccume circuit breaker it used in HT side of
transmission there is not any medium for arc quenching so
it is vaccume circuit breaker
| Is This Answer Correct ? | 37 Yes | 23 No |
Post New Answer View All Answers
For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel
What is gain margin?
why we use four type of phase angle difference between pimary & secondry winding of a transformer & where we use them?
1)how to reduce the value of tan delta of trasformer and CB,bushing,CT&PT,CVT ? 2)how to reduce the resistance of CB contact and its operating time? 3)plz.....send me the project report on conditioning and monitoring of substation equipment on my email id (gusaiyogendra03@gmail.com)
what is (+) and (-) in generator field detector stand for?
what is the transmission loss for electrical supply? specifically a large shopping complex where the grid is half KM away, what will the % of transmission loss? is there any transmission loss for captive unit generation for above set? thanks
Dear Brother can u tell the proper size selection of cable & the fault level calculation of braker, busbar etc. pls mail me at azeemk30@gmail.com
delta motor winding resistance I take normally single winding is 2.5, which value is came delta connection ie RY ?
How do I calculate a WTI CT ofa 1250kVA 6600/400V transformer
hi I have done 3 yrs diploma in electrical engg after 10+2. I have 16 years of work experience into design proposals sales and engg application development in LV/MV swithcgear and sub station automation field. I want to apply for immigration to new zealand but I am not sure whether I qualify or not since I dont have a degree. Can anyone advice? Thanks Riz
how we findout a ignater is faulty or not?
The Howland current source produces a A Unidirectional floating load current B Bidirectional single-ended load current C Unidirectional single-ended load current D Bidirectional floating load current
what is the min and max ohmic resistance for the earthing rod installed for lighting poles for street light network
What is the need for a controller?
If breaker is undefined position, first step to do.
