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A 400 V. 50 Hz, 30 hp three-phase induction motor is drawing 50 A current at 0.8 power factor lagging. The stator and rotor copper losses are 1.5 kW and 900 W respectively. The friction and windage losses are 1,050W and the core losses are 1,200W. The air-gap power of the motor will be | |
A. | 23.06 kW [Wrong Answer] |
B. | 24.11 kW [Wrong Answer] |
C. | 25.01 kW [Correct Answer] |
D. | 26.21 kW [Wrong Answer] |