The transformation of the power landscape involves more than just generation. The distribution of electricity is being changed as well, with technology designed to make electrical systems safer, more ...

Breaking capacities (Icu) reach up to 100kA and (Ics) ratings of 80% or 100%, ensuring high-quality performance even in fault ...

A new family of three-phase power supplies from Phoenix Contact come equipped with electronic circuit breakers to make sure industrial control and automation systems don't miss a beat. The third-gen ...

Wherever circuits need protection against current overloads or short circuits, you’ll find circuit breakers. They range from fingernail-sized devices for semiconductor protection to truck-sized ...

NEMA, Rossyln, Va., has published SG 4-2009, "Alternating Current High-Voltage Circuit Breakers." The standard, which NEMA published under license from IEEE, Piscataway, N.J., was revised by the ...

This week the world’s first and only digital circuit breaker was certified for commercial use. The technology, invented by Atom Power, has been listed by Underwriters Laboratories (UL), the global ...

Try these easy tricks and tips before calling a pro.

Ryan Kennedy is a few months away from shipping products sparked by an arc flash that he saw on a construction site more than 20 years ago. His startup, Atom Power, has a digital circuit breaker now ...

The classic circuit breaker—a resettable overcurrent cutoff device—has been with us since the 1920s and is well-known for its reliable, consistent performance and a simple schematic symbol (Fig. 1).