What is Harmonic Distortion?

Definition

Unwanted frequency components in an electrical system caused by non-linear loads such as drives and rectifiers. Harmonic distortion can overheat transformers, trip breakers, and degrade power quality for nearby equipment.

Related Terms

EMC Filter

An electromagnetic compatibility filter that reduces electrical noise emissions ...

Line Reactor

An inductor installed on the input or output of a drive to reduce harmonic disto...

Harmonic Filter

A passive or active filter designed to reduce specific harmonic frequencies gene...

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