What is Rated Speed?

Definition

The shaft speed of a motor at rated voltage, frequency, and full load, typically expressed in RPM. Rated speed is slightly less than synchronous speed in induction motors due to slip.

Related Terms

Base Speed

The rated speed of a motor at which it produces full torque with rated voltage a...

RPM

Revolutions Per Minute — the unit of rotational speed indicating how many comple...

Synchronous Speed

The theoretical speed of the rotating magnetic field in an AC motor, determined ...

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