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  • Users: buchholz
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  1. buchholz

    Over/Under voltage and frequency protection

    In case of 81O/U, and 27 we will just trip the trafo breaker in our compound or both line breakers. But for 59, overvooltage, we would like to trip all four breakers on line our side and as well other side to protect equipment like CT, PT, line trap etc. What are the typical settings for these...

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