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The Basics of Variable-Frequency Drives

How to use various types of VFDs and harmonic mitigation tactics to combat the
heat loss that accompanies these devicesFind more articles on: Variable Frequency Drives

May 1, 2009 Peter Novak, Fluor, Inc. | Electrical Construction and Maintenance
How to use various types of VFDs and harmonic mitigation tactics to combat the heat loss that accompanies these devices

Discuss this Article 4

Micah (not verified)
on Jul 31, 2012

Hi Peter, When measuring the Amperage on a PWM type VFD, what would you see if a averaging RMS meter was used compaired to a True RMS meter?

Thanks,

Micah

Refrigerative Supply
Vancouver Canada

Busisiwe Alant (not verified)
on Sep 16, 2012

Hi Peter,

Just to say many thanks for information available in this site. It is well written, which makes it very easy to follow.

Keep up the good work!

Anonymous (not verified)
on Dec 15, 2012

nice information sir

smilndawg (not verified)
on Dec 15, 2012

Great piece Peter.I am a old school line starter/relay electrican thrown into the world of VFDs & PLCs .It's always good to know the basics/theroy

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