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 ...

Industrial companies have put a greater focus in recent years on addressing a top electrical safety risk: arc flash events. Arc flashes can be created by a wide range of actions, from a dropped tool, ...

Most electrical workers today recognize that, in recent years, a major emphasis has been placed on arc flash hazard recognition. Depending on the maturity of your company’s electrical safety program, ...

Part 1 of this series addresses significant updates to arc flash hazard marking requirements found in the 2026 NEC Sec. 110.16 to improve the safety of all electrical professionals. The 2026 NEC ...