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Recent content by mahbob

  1. mahbob

    Short circuit withstand capacity of power transformer

    If you are referencing ANSI standard, the damage curve for transformer rated at 30MVA is given as 2 seconds. For smaller transformer the withstand time is at 1 second for capacity rating not exceeding 0.5MVA. As in the case of IEC 76, the compliance short circuit duration is also 2 seconds...

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