Learning Center

SV1 - HVAC VFD Control Panel

By Yin on 12th Aug 2014

What is an SV1 The intelligent design of the MDI (Motor Drives International) enclosed drive panels, including the SV1 system, have been engineered with you and your toughest electrical applications in mind giving you the peace o …

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7 Questions to Ask When Buying a VFD Control Panel

By Yin on 23rd Jul 2014

Do you know how to find a quality enclosed VFD control panel? Here are 7 questions you need to ask yourself (and your supplier) before buying a VFD control panel: 1. Do you have the right VFD for the job? When sizing …

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NEMA VFD Enclosure Ratings

By Luke Lancaster on 20th Mar 2014

NEMA enclosure ratings are a standard created by the NEMA organization. It's a very common standard in North America for electrical enclosures. The system does not progress linearly like the IP system does. It does go into more de …

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IP VFD Enclosure Ratings

By Tyler Simmons on 20th Mar 2014

The Ingress Protection (IP) ratings are a standard created by the IEC (International Electrotechnical Commission). It is a European-based standard that has become more common in North America. In this system, the first number in t …

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