What is the difference between Single Phase and Three Phase Induction Motor?

The Single Phase and Three Phase Induction Motor is differentiated on the various factors in this article such as the Supply on which they operate, their starting torque, maintenance, features, the efficiency of the motor, their power factors and the example where the two motors are used.

Difference Between Single Phase and Three Phase Induction Motor are given below in tabulated form:

BASIS	SINGLE PHASE INDUCTION MOTOR	THREE PHASE INDUCTION MOTOR
Supply	Single Phase induction motor uses single phase supply, for its operation.	Three Phase induction motor uses three phase supply, for its operation.
Starting torque	The starting torque is low.	The starting torque is high.
Maintenance	They are easy to repair and maintain.	Difficult to repair and maintain.
Features	Simple in construction, reliable and economical as compared to three phase induction motors.	Complex in construction and costly.
Efficiency	Efficiency is less	Efficiency is high
Power factor	Power factor is low	Power factor is high
Examples	They are mostly used in domestic appliances such as mixer grinder, fans, compressors etc.	Three phase induction motors are mostly used in industries.

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