Use Line Reactors What Are Types Of Their Working

Author Dalbo 17 Apr 2026

Let’s first define what a reactor is To understand how line reactors help mitigate against harmonic distortion, it is important to understand. Essentially a reactor is an inductor

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Use Line Reactors What Are Types Of Their Working

Physically it is simply a coil of wire that allows a magnetic field to form around the coil when Why use line reactors for harmonics There are generally two types of line reactors used with vfds

When a reactor is installed between the power system and the vfd, it is.

This chart illustrates the various applications of line reactors in electrical systems, highlighting the percentage frequency of their use across different industries. As one might expect, line reactors cannot prevent harmonic distortion in the ac power system, but they do a great deal to mitigate the ill effects of harmonics. Line reactors are engineered as a first stage to improve power quality issues related to power electronics devices, including ac drives (also known as vfd), ups, power conversion systems, bess, and ev. The purpose of this tech note is to explain the many benefits of reactors, either connected at the ac line side of a vfd, or in the dc link side

A line reactor, also called an electrical reactor or choke, is a coil used with variable frequency drive (vfd) As current flows through the coil, it creates a magnetic field that slows the rise. Get a comprehensive guide to line reactors, covering their benefits, working principles, and installation tips. Use of line reactors motor harmonics are a common, yet misunderstood problem in drive systems motor drive systems can benefit from reactors placed on the input.

Courtesy TCI

Using line reactors will dramatically reduce harmonic distortion when using a vfd

This will help prevent premature equipment and facility failures. A reactor, also known as a line reactor, is a coil wired in series between two points in a power system to minimize inrush current, voltage notching effects,. A line filter is positioned similarly to a line reactor, being placed on the incoming side of the vfd Power spikes or surges are reduced with the use of.