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  1. Powerengineer_84

    Medium Voltage Switch Gear / Circuit Breaker Application

    This question pertains to application of 3000A outdoor metal clad 15kV class ANSI switch gear. The available three fault current is calculated to be 38kA with an X/R = 37. As this substation has a resistor grounded medium voltage system and the SLG fault current is 4kA with an X/R<1. The...

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