Learning Center

Motor Buying Guide

By Paul Rossiter on 16th Jan 2023

There’s likely one motor design that will best meet the needs of your electrical system and mechanics of the driven equipment.   But how do you know which one that is?   A wide range of industry …

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How to Stop VFDs From Ruining Your Motors

By Luke Lancaster on 4th Jan 2022

Common Causes and Solutions for VFD-related Electric Motor FailureElectric motor breakdowns are the source for plenty of business for service companies, but even they would never wish it on a customer. Motor experts would rather s …

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Can a VFD Convert Single-Phase Power to Three-Phase?

By Tyler Simmons on 4th Jan 2021

Using VFDs To Convert Single-Phase To Three-PhaseOne of the most common calls we receive at VFDs.com is asking about phase conversion: Can a Variable Frequency Drive (VFD) convert my single-phase power supply to run a three-phase …

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Motor Theory 101: Adjusting Frequency

By Yin on 1st Nov 2014

Did You Know Your Motor Could Run on Mars?It is no secret that different parts of the world use different frequencies. In America we use a frequency of 60 Hz while in Europe you will find a frequency of 50 Hz. It may not see …

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Electric Motor Buying Guide (Video)

By Yin on 21st Sep 2014

Video TranscriptHow many of you would walk into a car dealership and say, “I’m here to buy a car and I want your very cheapest car”? Well, nobody would do that, right? Because what kind of a car would you get? And yet at the …

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Shaft Grounding Rings - The Necessary Accessory for Your Motor and VFD

By Dan Hansen on 15th Jul 2014

Why do you need a shaft grounding ring (SGR)? Motors that are operated with a variable frequency drive (VFD) are more susceptible to bearing failure. In standard generated sine waves, the voltage is balanced; this means that t …

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