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Latest News From The Industry

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 Anti-Counterfeiting Coalition (IACC) estimates that the counterfeiting of distinguished brands costs industries $600 billion each year worldwide and may result in as many as 750,000 lost jobs every year in the United States.

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News & Trends


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...

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...

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...

voltage testing

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 steps:

  • determine all possible source of electrical supply
  • interrupt the load current, open the disconnecting device for each possible source
  • verify where possible that all blades of the disconnecting devices are open
  • release or block any stored energy
  • apply lockout device in accordance with documented and established work procedures
  • using an adequately rated portable...

Popular Electrical Safety Articles


Arc Flash Analysis in DC Power Systems

Advanced approaches to addressing direct-current arcing faults BY MICHAEL FURTAK & LEW SILECKY, Mersen Let’s face it: there is not very much information available about direct current (DC) arc flashes. And, if you have searched in vain, well hopefully this feature will give you some insight...

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...

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...