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Reducing Motor LossesPart 2
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actual addition amps application base bearing brush calculated capacitor cause changes circuit Class close coils conductors connected core cost coupling curve determined drive effect efficiency electrical energy energy-efficient equipment example failure field frequency full-load given ground heat higher horsepower important increase indicates induction motor installed insulation less load losses lower machine magnetic manufacturers materials maximum means measure mechanical ment method mounting nameplate noise normal obtained operating overload performance permit phase plant power factor prevent proper protection pump range rated reduced relay replacement resistance result ring rotating rotor savings selected shaft shown shows sound specified speed standard starting stator steel supply switch temperature terminal tion torque typical usually vary vibration voltage windings