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Electrical Safety

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...

Arc Flash Mitigation 101

While the threat of shock and electrocution from inadvertent contact with energized parts has long been recognized, the arc flash and arc blast hazards have only fairly recently been incorporated into the electrical safety standards. The U.S. federal agency the Occupational Safety and Health...

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

Arc Flash PPE

Selecting the Right Arc Flash PPE

Selecting the appropriate Personal Protective Equipment (PPE) for arc flash hazards is a critical decision that affects the safety and well-being of electrical workers. The process involves matching PPE categories to the calculated incident energy levels of electrical tasks, considering the...
Arc Flash Mitigation

Arc Flash Safety Strategies

Maximizing safety and minimizing downtime BY MAURICE D’MELLO, GE Industrial Solutions A generation ago, an arc flash hazard was an interesting tangent to consider in electrical system design, but not a major topic for discussion. That all changed with the Canadian Standard...
Arc Flash PPE

How Proper PPE Promotes Safety Culture

In the realm of electrical safety, Personal Protective Equipment (PPE) is often viewed through the lens of compliance. However, the role of PPE extends beyond meeting regulatory requirements; it is a fundamental element in fostering a strong safety culture within an organization. Arc flash...
Home Safety

Safety

Understanding the Complexity of Arc Flash Hazard Analysis

Arc flash incidents pose a constant threat to the safety of workers interacting with electrical systems. Conducting a comprehensive arc flash hazard analysis is a fundamental step in mitigating these hazards. However, this analysis is far from simplistic; electrical engineers and safety professionals must navigate a web of technical complexities to accurately evaluate risks and implement effective protection strategies.

Arc flash hazard analysis is a critical process in electrical safety management, designed to assess the...

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T&D Buyer’s Guide Companies

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100 Years of Doble: Centennial Video

Causes and Detection of Mechanical Failures in Power Transformers

Three Methods to Measuring Winding Hot Spot

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Trident® Switchgear

CLiP® Current Limiting Protector

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Basic Electricity Handbook, Vol. 1