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  1. Martin0951

    Calculating a 3 phase motors mains input power

    I have a question that is posing a problem regarding calculating the mains input power being consumed by a 3 phase induction motor that has the following parameters: 20HP 400Vac 50Hz PF 0.9 Efficiency 0.85 I was led to believe that is was simply 20HP x 746W = 14.92kW but I think this is wrong...

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