ABB Ltd., Carlo Gavazzi Holding AG, Eaton Corp. Plc, ETA Elektrotechnische Apparate GmbH, LOVATO Electric Spa, LS ELECTRIC Co. Ltd., NOARK Electric, Reunert Ltd ...

CARLO GAVAZZI has launched a new range of Miniature Circuit Breakers for up to 480Y/277VAC systems: GMB Series UL489 MCBs for Branch Circuit Protection and GSB Series UL1077 MCBs for Supplementary ...

The QLs are hydraulic magnetic MCBs, therefore they do not require the temperature variation compensation associated with most thermal breakers. The devices operate in temperatures from 40 to 140°F.

Gladiator miniature circuit breakers offer optimum and efficient protection for branch and control circuits up to 63 amps. The Gladiator GMCBU series is available with B, C, or D trip characteristics ...

An overload or short circuit in a fuse or mini circuit breaker can lead to undersupply or failure of an entire 24-V dc power-supply system. Selectivity protection using an electronic fuse offers a ...

A new DIN rail mount miniature circuit breaker has been designed with current ratings from 0.5A to 25A in 0.5A increments. The device, called the Model QL, is a hydraulic magnetic circuit breaker and ...

THE Electrical Reviewof March 29 points out that an amendment has been made by the Standards Association of Australia to its wiring rules, by a provision that the loading of final sub-circuits may be ...

Forbes contributors publish independent expert analyses and insights. I show you how to save and invest. With the recent market volatility, a reminder on how circuit breakers work may be timely.

So you have power circuit breakers at your facility, and they seem to be just fine, sitting there quietly doing their job. What you may not realize is that even though your circuit breakers are ...