circuit breakers

circuit breakers

Postby hsengiv02 » Thu Dec 23, 2010 11:17 pm

which type of circuit breaker is best suited for rural electrification in india?

clue:
11 kv................ air or oil CBs
11 & 66 kv.............only oil CBs
132 & 275 kv........... MOCBs & BOCBs
400 kv & above..........gas CBs


pls explain me with an answer
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Re: circuit breakers

Postby itsnaga23 » Fri Dec 24, 2010 11:51 am

generally rural electrification is 11kV & 33kV systems .....so..for 11kV they are using oil circuit breakers and for 33kV vaccum/SF6 circuit breakers
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