This article will discuss the differences between squirrel cage induction motors and slip ring induction motors. Both types of motors are widely used in industrial applications, but there are some key distinctions that should be understood to ensure the correct motor is chosen for the job. We will explore these differences so readers can make an informed decision when selecting a motor.
Difference Between Squirrel Cage And Slip Ring
| Type | Description |
|---|---|
| Squirrel Cage | Induction motor with short-circuited rotor windings. |
| Slip Ring | Motor with external electrical connections to the rotor winding. |
| Construction | Squirrel cage is made of copper or aluminum bars embedded in a steel core. |
| Slip ring uses brushes and rings for connection. | |
| Maintenance | Squirrel cage requires no maintenance. |
| Slip ring needs regular maintenance due to wear of brushes and rings. | |
| Cost | Squirrel cage is cheaper than slip ring. |
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