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 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 ...

As electrical professionals, it’s important to have a basic understanding of several design criteria that are important to the design, operation, and maintenance of electrical distribution systems.

A quick response to arc faults is essential. However, a lot of available protection equipment is prone to registering accidental trips rather than faults, as well as responding too slowly or ...