Circuit breakers are used in nearly all electrical systems — from residential dwellings to electric utility facilities. We rely on them to protect our systems from damaging overcurrents and short ...

For most of my life, my main experience with circuit breakers has been resetting the kitchen or bathroom Ground Fault Circuit Interrupters (GFCIs) when they occasionally trip. As a result, although ...

Incident energy is directly proportional to the total arcing time. Because of this, most strategies for arc flash hazard mitigation focus on faster detection and clearing of the arc flash. The two ...

According to the National Fire Protection Association and the National Fire Incident Reporting System data, the five-year period from 1994 to 1998 averaged 73,500 annual electrical fires that were ...

The 2008 National Electrical Code (NEC) will require arc-fault circuit interrupters (AFCIs) throughout new homes in the U.S. So, your new construction should now incorporate ground-fault circuit ...

The United States' National Electrical Code (NEC) recently expanded Arc-Fault Circuit Interrupter (AFCI) requirements (see "Arc-Detecting Circuit Breakers Will See Wider Use" at ...

The National Electrical Manufacturers Association (NEMA) and electrical and fire safety advocates across the globe are celebrating the 25-year anniversary of the Arc-Fault Circuit Interrupter (AFCI).

My introduction to circuit protection came at the tender age of eight. Being a curious lad with an inventive – and apparently self-destructive – bent, I decided to make my mother a lamp. I put a hose ...

Q One item you did not cover in your Sept. 7 SmartMeter article was interference with arc-fault circuit interrupters (AFCI). This is a type of circuit breaker that code requires in new and remodel ...

ABB developed the VD4-AF circuit breaker specifically to provide a high-quality, reliable solution for electric arc furnaces.