Answer Posted / pankaj
VCB means VACUUM CIRCUIT BREAKER.In this vacuum are used as a arc quenching medium.
It can be use for 3.3kv to 36kv. Generally it is used in indoor sub-station.Also OVCB is used in Outdoor sub-station.
| Is This Answer Correct ? | 14 Yes | 7 No |
Post New Answer View All Answers
Discribe type of fault in DOL and stardelta startor.
what is the major difference between LIBBP & HIBBP.. which one is most preferable..
Why 1/3 is used in symmetrical components?
Why need 3phase machine double earthing?
how many current required for hypo test
hi friends ,iam working as genset AVR service engineer in electrical field from past 2 yrs throughout india . i plan to shift in some other job without travelling in same field because i con't travel,i dont know what i do for that so please guide me what job is suited for me,how i can serch the job please anybody helpme iam totally confused
How to calculate main incomer rating of APFC Panel ? Let's say i want to find main incomer for 11kV, 1000kVAR Panel.
a simple c++ program to calculate simple interst with its data members as private
what happen if the load connected to the induction motor is taken away? the same question for synchoronous generator in synch i think that the the exitation voltage will appear on the terminal only if so plz answer me
Why does curving the pole faces in a dc machine contributes to a smoother dc output voltage from it?
describe the Operation of induction generators from bus bars
will there be any problem by recovering slip from single phase induction motors?
What is the operating principle of turbo-generator.
1sq mm dc powr cable can carry how much dc currnt
how can i use REF and diffrencial relay both in 1 CT core for transformer protection?