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Discussion :: Switchgear Protections

  1. Air blast circuit breakers for 400 kV power system are designed to operate in

    2. A.

     100 microsecond
    B.

     50 millisecond
    C.

     0.5 sec
    D.

     0.1 sec

    View Answer

    Workspace

    View Answer

    Answer : Option B

    Explanation :

    Explanation Not Provided

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