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NOMEX protective garment

Advanced protection against electromagnetic exposures and electric arc

HAZARDS AROUND

While working live in the energized grid, presence of voltage around the workers requires special attention. However, live-line (live working) techniques are widely applied for decades, several accidents in the past prove that the level of safety must be improved to minimize the number and seriousness of injuries in the future.
In the high voltage grid, bare-hand method is a common technique for safe live work. In the surroundings of any energized equipment,...

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News & Trends

2024 CE Code Training - Better Understanding of the Rules

CE Code training is intended to do a lot more than instruct about what changes have taken place since the last time Canada issued a national electrical code. We are producing a series of courses across Canada by one of Canada’s leading experts on the 2024 Edition of Canada’s Electrical...

Counterfeiting Kills

Each year, the counterfeiting of well-known brands and products continues to rise, creating an even more threatening problem. Such well-known counterfeited brands, including consumer safety and critical electrical products, are estimated to be five to seven percent of world trade. The International...

Introducing Intelligent Power Today

Welcome to Intelligent Power Today Magazine, our publication that explores and explains the who, what, where, when, why and how of intelligent electrical devices, a collection of complex mechanical devices and sophisticated control systems used in industrial, commercial, and institutional...

Electrical Safety

Frequently Asked Questions about Arc Flash Relays

Answering frequently asked questions about arc flash relays

BY BOB ZWEIFEL, Littelfuse

The dangers of an arc flash incident—burns, blast, molten metal ejected at ballistic speeds—are by now familiar to every electrical worker. Most electrical professionals have read about strategies to minimize arc flash hazards, including arc flash relays. Now many of them are seriously considering integrating arc flash relays, but they have many questions about how to install this unfamiliar technology and exactly what the benefits will be.

Electrical Source Magazine and Littelfuse, based on the company’s frequently asked questions, offer some insight on how to apply these valued...

Short Circuit, Arc Flash Analysis and Labeling Solutions for NFPA 70E, IEEE P1584 and CSA Z462 Compliance

Flash Hazard Analysis

The Arc-Flash-Analytic software and universal web app have been developed as easy to use yet comprehensive tools for arc flash analysis required when work is to be performed on or near the energized equipment. The web app can be accessed, operated and shared from anywhere, anytime, on any platform connected to the Internet. Forget about software installation, system compatibility, data loss or virus threat issues. Work alone or share your access credentials with your team while working on same or multiple projects at a time.

  • Design safer power systems while insuring compliance with NEC 110.16, OSHA, NFPA...

Popular Electrical Safety Articles

The Guide to Arc Flash Clothing

A new method to choosing personal protective equipment BY JIM WHITE, Shermco Industries, Inc. Table 130.7(C)(15)(a) in the 2012 edition of NFPA 70E: “Standard for Electrical Safety in the Workplace”, published by the National Fire Protection Association, has always been difficult for...

Arc Flash Safety for Data Centers

15 arc flash mitigation strategies for the data center BY DAVID G. LOUCKS, Eaton Corporation Arc flashes—the fiery explosions that can result from short circuits in high-power electrical devices—kill hundreds of workers in the U.S. every year and permanently injure thousands more. They can also...

CSA Z462 and CSA Z463: A Powerful Combination

I recently viewed a destroyed 600-volt electrical panel board that had exploded when an operator reset an 800-ampere (A) breaker. His leather-palmed gloves had synthetic backs that ignited and seriously burned the back of his hands. His flame-resistant (FR) shirt was untucked and he was burned on...

Absence of Voltage Testing – An Update on Accepted Approaches

Absence of voltage testing is a vital step in the process of verifying and establishing a de-energized state of any electrical system. As detailed in NFPA 70E clause 4.2.5., there is a specific and approved approach to establishing an electrical safe work condition with the following...