International Rectifier, IR ®, introduced new 600 V non-punch-through (NPT) IGBTs housed in the TO-220 fully isolated (Full-Pak) package with a guaranteed minimum isolation of 2 kV. The new devices ...

Variable speed drives (VSDs), sometimes also known as variable frequency drives, are electronic devices used to regulate the speed of an ac induction motor. Electric motors consume approximately 25% ...

What are the typical shortcomings in the design/construction of variable-speed drives, and how do they affect productivity? Tom/Automation Direct: Improvements are long overdue on the input side of ...

It is interesting to look at figures from the Energy Information Administration about where energy gets consumed in our economy. These figures reveal that industrial uses account for 31% of all energy ...

For many retrofit projects, the use of a VFD seems like a “no brainer.” Drives are now cheaper and more reliable than ever, and the benefits of efficient control of motors can’t be beat. Still, there ...

This is backed by new, independent research showing that drives make a major contribution in constant flow applications, where they boost efficiency by eliminating the need to oversize equipment or ...

The GA800 variable speed drives handle applications ranging from simple fans and pumps to high-performance test dynamometers requiring precise regulation. They feature highly flexible network ...