High-Voltage Arc Flash Assessment and Applications, Part 1

Albert Marroquin, Abdur Rehman, and Ali Madani Cover Story, Summer 2019 Cover Story

Protecting utility workers and other working personnel who are exposed to line-to-line voltages above 15kV at live electricity installations is critical. For this reason and to ensure compliance with OSHA regulations, arc flash hazards must be evaluated and studied for every facility with an electrical installation. An arc flash produces extremely high temperatures, intense heat flux and radiation, high sound …