What is IR Compensation?

Definition

A drive function that adds extra voltage to compensate for resistive voltage drop in motor stator windings at low speed. IR compensation maintains motor torque capability at low frequencies in V/F control mode.

Related Terms

Boost Voltage

Extra voltage applied by a drive at low output frequencies to compensate for sta...

V/F Control

Voltage-to-Frequency control — the simplest motor speed control method maintaini...

Winding Resistance

The DC resistance of the copper windings in a motor or transformer, measured in ...

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