What is Frequency?

Definition

The number of complete AC cycles per second, measured in Hertz. AC drives control motor speed by varying output frequency, with most industrial power systems operating at either 50 Hz or 60 Hz.

Related Terms

Hertz

The SI unit of frequency equal to one cycle per second, abbreviated Hz. Motor sp...

AC Drive

An electronic device that controls the speed and torque of an AC motor by varyin...

VFD (Variable Frequency Drive)

A power electronics device that controls AC motor speed by varying the frequency...

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