What is Base Speed?

Definition

The rated speed of a motor at which it produces full torque with rated voltage and frequency applied. Above base speed, field weakening reduces available torque; below base speed, a drive maintains constant torque output.

Related Terms

Field Weakening

A technique to operate a motor above base speed by reducing the magnetic field s...

Rated Speed

The shaft speed of a motor at rated voltage, frequency, and full load, typically...

Rated Torque

The continuous torque output of a motor at rated speed and power, measured in Ne...

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