A 440-V-rms (line-to-line) 60-Hz three-phase wye-connected induction motor draws 16.8 A at a power factor of 80 percent lagging. The stator copper losses are 350 W, the rotor copper loss is 120 W, and the rotational losses are 400 W. Find the power crossing the air gap Pag, the developed power Pdev, the output power Pout and the efficiency.

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Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.