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 ...

The IEEE Standards Association, Piscataway, N.J., has published a new guide for understanding and calculating arc-flash hazards in electrical equipment. The new IEEE 1584-2018—IEEE Guide for ...

“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 ...

An arc flash is one of the most serious electrical hazards that can occur in a workplace. The immense energy released – heat up to 35,000 degrees Fahrenheit 1 – is an alarming danger to people close ...

Another significant revision that occurred in the 2012 edition is the inclusion of direct current (DC) arc flash calculation methods found in Annex D, Section D.8 Direct-Current Incident Energy ...

When electrical equipment must be maintained or repaired while energized, an arc flash hazard may be present. Affected workers need to know what steps should be taken to stay safe. Arc flash warning ...

In a typical television transmitter installation 30 years ago — at a time when big power was coming into play (three-phase, 460VAC) — power was fed from a transformer located just outside of the ...

Arc flashes are a major concern for solar and battery energy storage system owners and operators alike. Such failures—which produce an explosion of extreme heat, molten shrapnel, and intense light ...

Using arc-resistant PPE is one of the key strategies for protecting workers from the hazards of arc-flash accidents. Although it wasn’t until the 1800s that Thomas Edison and others figured out how to ...

An arc flash is one of the most serious electrical hazards that can occur in a workplace. The immense energy released – heat up to 35,000 degrees Fahrenheit 1 – is an alarming danger to people close ...