I’ve got some good news and some bad news. The good news is that, according to the U.S. Bureau of Labor Statistics, the number of occupational fatalities resulting from exposure to electricity has ...

Since the inception of the NFPA 70E 2000 Edition 10 years ago, there has been a major evolution in our understanding of the electric arc flash hazard. NFPA 70E has been revised twice and is now in ...

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 ...

An arc flash is a sudden discharge of energy, connecting a component with the ground or another voltage phase in the same system through the air. This discharge can result from loose connections, ...

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 ...

Arc flash is defined as an explosive release of energy caused by an electrical arc. Typically, the arc results from either a phase-to-ground or phase-to-phase fault created by many possible events.

Assumptions and complacency are two of safety’s worst enemies. If the following story hits uncomfortably close to home for you, it will have served its purpose. In January 1993, two employees were ...

Arc flashes present a serious hazard involving electrical equipment that is more common than many would believe. Due to OSHA’s reporting requirements for arc ...

In a highly electrified environment like the data center, there is always an element of danger lingering over workers. In 2020, it was estimated by the Industrial Safety and Hygiene News that, on ...

An arc-flash accident is a relatively rare phenomenon, leading some electrical workers to believe that it won't happen to them – or that safety standards such as NFPA 70E don't apply to them. But ...

When Ralph Lee first called attention to the threat of arc-flash explosions in the early 1980s, he noted that an electric arc between metals is four times as hot as the surface of the sun. Perhaps ...