The 2026 National Electrical Code clarifies rules for 10 amp branch circuits, conductor sizes and permitted uses for LED ...

So you have power circuit breakers at your facility, and they seem to be just fine, sitting there quietly doing their job. What you may not realize is that even though your circuit breakers are ...

The advent of LED lighting in the past few years has now matured to the point where sweeping changes exist in the way we think about illumination. LED lighting was once the darling of scientists and ...

First, let’s make the distinction between Articles 410 and 411 of the 2011 NEC. Article 410 provides the requirements for installing luminaires, lampholders, lamps ...

A version of Part 1 appeared in the Dec. 2011/Jan. 2012 issue of Test & Measurement World. See the PDF. In January 1979, Electronic Test published an article claiming that a single test circuit that ...