An arc flash is defined as a hazardous explosion of energy from an electrical circuit, or a type of discharge that results from a low-impedance connection through air to ground or to another voltage ...

Working in open environments presents challenges for containing electrical hazards. Here’s what to keep in mind in order to keep workers safe.

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.

This is the final installment of a three-part series on the importance of arc flash labeling of electrical equipment. In Part 1, which ran in the September 2011 issue, we considered the low-level task ...

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 ...

It’s a force that can set clothing or skin on fire, send debris flying like shrapnel, melt metals, start fires or send a worker tumbling from a large height. An arc flash can kill or seriously hurt a ...

Have you ever found yourself faced with an electrical task that involves a potential arc flash hazard, and the first question you ask is: “What level of personal protective equipment (PPE) do I need ...

For Samy Faried, an ABB expert who has spent 15 years analyzing arc flash hazards, a new rule recently finalized by the Occupational Safety and Health Administration (OSHA) will save lives. In April ...

An arc-flash accident is a relatively rare phenomenon, leading some electrical workers to believe that it won't happen to them – or that safety standards such as NFPA 70E don't apply to them. But ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In a typical television transmitter installation 30 years ago — at a time when big power was ...

Electrical environments are extremely dangerous for workers, with arc-flash hazards on the rise due to an increased demand in electricity and energy, meaning that workers are at risk now more than ...

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 ...