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  • Users: smbunn
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  1. smbunn

    VFD pumps and efficiency

    We have been trying to determine the impact using a VFD drive has on the efficiency of large water pumps used by municipalities. Let’s say in a typical 110 kW pump driving a single stage double suction split case centrifugal pump, that we add a VSD. The fixed speed pump was operating at a BEP of...

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