Electrical equipment is required to be field labeled by the NEC (NFPA 70) and OSHA. This requirement is meant to inform personnel working on energized equipment about ...

A few years ago, the term “arc flash” crept into our electrical technical vocabulary. Since that time, performing arc flash calculations remains a challenge for many of us. Calculating incident energy ...

If an arc flash hazard is present, the plant assesses the risk and decides on methods to control that risk. Most plants utilize the services of a subject matter expert to perform the arc flash hazard ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In a typical television transmitter installation 30 years ago — at a time when big power was ...

“When I looked back and saw that I had no pants on the back of my legs, and literally, the skin was hanging off my arms and my legs, I just knew something horrific had happened.” So begins the story ...

In the electrical industry, and the workplace in general, the phrases "arc flash" and "hazard risk analysis" are generating much interest and attention. Many managers and supervisors are asking "why ...

Commonwealth Edison (ComEd) conducted a survey of the utility industry on how to determine energy created during arc flash events. The limited information available focused on selecting arc-rated ...

He was married, had a very upbeat personality, a good position at the company, and was pleasant to be around. One day, Henry was trying to track down a low voltage problem and was conducting voltage ...

The 90-year-old technology of using rubber gloves for shock and leather gloves for protection of the rubber soon could be turned on its head by innovation. For years, we have heard the question, "What ...