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Drives Blog

The Drives Blog is the place for conversation and discussion about Drive Advances & Applications; AC & DC Motor Drives; Drive Tools & Technology; Drives for Motion Control. Here, you'll find everything from application ideas, to news and industry trends, to hot topics and cutting edge innovations.

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Energy-saving VFDs Like Yoga for Motors

Posted December 13, 2015 12:00 AM by Engineering360 eNewsletter

An interview with a variable frequency drive (VFD) product manager reveals the other benefit VFDs deliver, besides energy conservation: elimination of the current inrush at motor startup. Yes, VFDs typically pay for themselves in energy savings in less than two years, the product manager says, but they also eliminate motor stress at startup, extending motor life. They avoid the need to place limits on how many times users can start large motors each day. Also covered: drawbacks to VFDs, including complexity, and recent efforts to downsize the drives and reduce their costs.

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Previous in Blog: Thumbs Up for the Hannover Fair