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 defined as a hazardous explosion of energy from an electrical circuit, or a type of discharge that results from a low-impedance connection through air to ground or to another voltage ...

The National Fire Protection Association (NFPA) 70E Standard for Electrical Safety in the Workplace has been around since 1979. The sections related to electric arc flash were introduced back in 2000.

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 ...

Every so often, the electrical industry is able to add to our understanding of what makes a safe, well-designed electrical system. This knowledge can have a profound effect on the way we design, ...

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.

Switchgear comprises electrical disconnect switches, fuses and/or circuit breakers that control, protect and isolate electrical equipment in electrical power systems. A switchgear fault (phase loss, ...

Arc flash has always been a relevant topic — as long as electrical controls and power distribution have been around. Jerred Davis, Systems Consultant for Rittal, talks to us about Arc Flash. He ...

Standards and regulations may change, but the danger associated with arc flash hazards remains. Analyzing potential incident energy correctly and understanding what personal protection equipment is ...

OSHA's job is to ensure safety in the workplace, but in many cases, the agency leaves the methods for achieving safety to other standard-setting bodies. An excellent example of this arc flash safety.

Every day, an estimated five to 10 arc flash incidents occur and more than 2,000 people are hospitalized each year, according to The National Fire Protection Association (NFPA). With arc flash and ...

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 ...