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  1. js3081

    220v motor problems

    I have a 220v single phase motor rated at 3 HP and 1740 RPM. Motor is connected to a small dual piston pump. Pulley ratio is about 3 to 1 to reduce pump speed. When the pump starts to build pressure, motor speed almost stops. Wiring is as follows> T1 to L1/ T2 T3 T8 taped/ T4 T5 to L2. Can...

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