Videos on the YouTube channel from Control Concepts Inc., Chanhassen, Minn., describe the ins and outs of power controls for industrial heat processing.

In the first video — “What is Short Circuit Current Rating (SCCR)?” — Dan Bender, Control Concepts’ director of sales, describes the concept of a short circuit current rating and explains how the rating is determined for a given piece of equipment. The second video, “SCCR Testing Procedures,” gives an overview of the tests at Bussman Labs that determined the company’s 100 kA SCCR certification. To view the videos, visit

 The manufacturer of stock and custom SCR power controllers also has videos on power factor, product overviews and a multi-part power controller tutorial.