Learning Center

Active Harmonic Filters - Noise-Canceling Headphones for Your Power System

By Jeff Noxon on 8th Aug 2020

AHFs are inActive harmonic filters (AHFs) have gained a lot of traction in the last couple of years. In the past, high costs meant that active harmonic mitigation methods were reserved for extremely large/complex applications with …

read more

VFD Panel Buying Guide (Illustration)

By Yin on 7th Apr 2016

Are you looking for a VFD? Or do you need a panel? Do you need to protect your drive from the weather? Do you need line reactors, circuit breakers, bypass? Not sure where to start? We have you covered. Check out our VFD pane …

read more

How to Wire a VFD

By Yin on 16th Mar 2016

How to Wire a VFDCAUTION: WE HIGHLY RECOMMEND YOU HIRE A LICENSED ELECTRICIAN OR CERTIFIED TECHNICIAN TO WIRE YOUR VFD AND MOTOR.STEP 1: Make sure everything is correctly sized and accounted for Look at the nameplate on you …

read more

Case Study: Solving Motor Inrush Current and Energy Savings with VFDs

By Craig Hartman on 20th Mar 2015

Tensions resolved between utility company and local community by replacing soft start with VFD to correct voltage sags due to medium voltage compressor startsA large land fill energy producer in Chicago faced a  …

read more

Industry Spotlight: Using VFDs for Irrigation and Farming

By Yin on 17th Feb 2015

Spotlight on Industry: Using VFDs for Irrigation and FarmingIrrigation and farming systems are constantly changing as new technologies and improvements are introduced. The introduction of the Variable Frequency Drive (VFD) for i …

read more

Where to Buy a VFD

By Yin on 11th Dec 2014

Where to Buy a VFD / AC Drive? At VFDs.com we carry a comprehensive range of AC and DC drives, medium voltage drives, motor control drive systems, soft starters, and drive accessories. We are constantly adding new …

read more