The synchronous speed of an induction motor is 900rpm. Under a blocked-rotor condition, the input power to the motor is 45kW at 193.6A. The stator resistance per phase is 0.2Ω and the transformation ratio is a = 2. Calculate the ohmic value of the rotor resistance per phase.

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A: The rotor copper loss in the above given operating conditions is calculated as shown below:

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A:

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A:

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A: The solution is given below

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A:

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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.