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HOW many type of Circut Breaker in the world used in 400 kv
substation?
- 14 Answers
- 24694 Views
- Power Grid, I also Faced
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Answers were Sorted based on User's Feedback
Answer / suni
SF6 Vaccum circuit Breaker is used for 400KV substation
and above
| Is This Answer Correct ? | 80 Yes | 10 No |
Answer / ashish patil
we used only SF6 circit braker not SF6 vaccume ckt braker.
some year ago Air blast circit braker was also used.
| Is This Answer Correct ? | 38 Yes | 12 No |
Answer / raju pal
befor we are using ABCB type out door circuit breker.
now we are using sf6 fild out door circuit breker, like
abb , areva, simens are manufactur.
| Is This Answer Correct ? | 23 Yes | 4 No |
Answer / pawan kumar
sf6 circuit breakers are used for 400 kv substations in the
world
| Is This Answer Correct ? | 13 Yes | 1 No |
Answer / mahesh-lanco
In this regards,first of all let us know what type of 400KV
substation it was????is it 1.Air insulated Substation
or 2.GAs Insulated Substation.
In Gas Insulated Sub station SF6 is the insulation medium
and SF6 Circuit Breaker is used.
| Is This Answer Correct ? | 9 Yes | 0 No |
well i wnt be able to assure with this one but i guess there
are three: Air ckt breaker, MCCB's and vaccum CB'srarely used)
| Is This Answer Correct ? | 8 Yes | 2 No |
Answer / kumar ravikesh singh
Above 66KV SF6 circuit breaker is used and below 66KV ACB
is used.
| Is This Answer Correct ? | 11 Yes | 6 No |
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