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  • Users: jawadr
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  1. jawadr

    Calculating Ground Potential Rise in an indoor 12.5kV substation

    I am trying to calculate ground potential rise to make sure it is not over 5000V. The substation is in the basement of a high rise with concrete pad. Incoming is 12.5kV and stepped down to 600V. As per the coordination study, it has 13.4kA of fault current available. There are 6 groundings...

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