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 ...

The tell-tale sound, flash of light, flames, and resulting smoke is the ultimate workplace nightmare: an arc flash incident. Something has gone wrong, and people and equipment are in danger. In ...

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 ...

Circuit breaker keeps tripping? Don't just reset and forget. Circuit breakers protect your home and family, so fix that situation with these tips.

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 ...

Testing your 240V circuit breaker panels is also important to ensure all of the wiring going into the individual breakers has not become loose or broken. “It’s also good to look at it and just make ...

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 ...

Arc fault circuit interrupters or AFCIs serve an important purpose: they prevent electrical fires caused by wiring problems. An AFCI detects electric arcs, breaking the circuit before trouble arises.