What is Harmonic Filter?

Definition

A passive or active filter designed to reduce specific harmonic frequencies generated by non-linear loads. Harmonic filters improve power quality, reduce transformer heating, and help meet utility harmonic compliance standards.

Related Terms

Harmonic Distortion

Unwanted frequency components in an electrical system caused by non-linear loads...

Active Front End

A regenerative input stage on a drive that uses IGBTs instead of diodes to contr...

Line Reactor

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

Browse all Power terms (46)

Previous in PowerHarmonic Distortion Next in PowerHarmonics

Need help with Harmonic Filter?

Our engineers have 32+ years of experience diagnosing and repairing power equipment. Get expert support for your harmonic filter issues.

Contact Our Experts Send a Repair Job

Back to Full Glossary502 terms across all categories