I’ve got some good news and some bad news. The good news is that, according to the U.S. Bureau of Labor Statistics, the number of occupational fatalities resulting from exposure to electricity has ...

Arc flash is the term describing an extremely dangerous electrical hazard when uncontrolled current passes between two conductors. When voltage is high enough (over 480V), the intense heat of the arc ...

An arc flash occurs due to a phase-to-ground or phase-to-phase short circuit. The extreme heat, light, and pressure blasts associated with these events make it necessary to take precautions when ...

Each data center is unique but contains a generic layout[1] consisting of three main systems, namely: a) the electrical system; b) the mechanical system; and c) the information technology (IT) system.

An arc flash is a sudden discharge of energy, connecting a component with the ground or another voltage phase in the same system through the air. This discharge can result from loose connections, ...

On Aug. 24, 2011, Brandon Schroeder took a shortcut. An electrician with 19 years of experience, Shroeder was performing what he called a simple task: relocating a temporary power feed. The issue with ...

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 ...

A recent survey conducted by Littelfuse reveals that arc-flash safety is a priority among plant professionals and that protection technologies such as arc-flash relays are rapidly growing in ...

In the electrical industry, and the workplace in general, the phrases "arc flash" and "hazard risk analysis" are generating much interest and attention. Many managers and supervisors are asking "why ...

Tri-State Generation and Transmission requires its linemen to wear flame-retardant clothing and use the proper tools and personal protective equipment when working ...

AQ-100 arc flash protection relays, arc light sensors, and light & pressure sensors. AQ-1000 resettable arc quenching device for low voltage applications of up to 690 V, as fast as 4 ms total arc ...