Learning Center

Variable Frequency Drive Harmonic Mitigation

By Craig Hartman on 20th Mar 2014

Table of Contents Background of Harmonics IEEE 519 - Recommended Practices for Harmonic Control Effects of Harmonics Types of Harmonic Mitigation Equipment Harmonic Mitigation Cost Measurement Considerations Re …

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NEMA VFD Enclosure Ratings

By Luke Lancaster on 20th Mar 2014

IP VFD Enclosure Ratings

By Tyler Simmons on 20th Mar 2014

The Ingress Protection Rating (IP) consists of the letters IP followed by two digits. IP Code classifies and rates the degrees of protection provided against the intrusion of solid objects (including body parts like hands an …

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How to Read a Motor Nameplate

By Paul Rossiter on 20th Mar 2014

Below is a sample nameplate. You can click on the links in the nameplate to learn more. CT:VT: MODEL NO./SERIAL NO. HZ LOW VOLTAGE …

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How to Perform Basic VFD Programming (Video)

By Craig Hartman on 20th Mar 2014

Video TranscriptIn this segment we are going to show you how to use the basic 7 parameters to set up the Mitsubishi FR-PU07-01 advanced parameter keypad.As you look at the top row of this keypad there is the “PRSet” ("PrSET" …

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How to Mount a Mitsubishi VFD Parameter Unit

By Paul Rossiter on 20th Mar 2014

Keypads for variable frequency drives (VFD) allow equipment operators to quickly change, update, or modify how a VFD controls the motor. Often these keypads are mounted directly on the VFD. However, VFDs are often mounted within …

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