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Discussion :: Switchgear Protections

  1. Which of the following circuit breakers has high reliability and minimum maintenance ?

    2. A.

     Air blast circuit breakers
    B.

     Circuit breaker with SF6 gas
    C.

     Vacuum circuit breakers
    D.

     Oil circuit breakers

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    Workspace

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    Answer : Option B

    Explanation :

    Explanation Not Provided

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