An electrical arc flash can occur when someone is verifying the presence of voltage, checking the balance of current, operating a switch, inspecting an energized cable or bus connections during routine maintenance, or simply standing in the vicinity of energized equipment. This is a reason to perform an arc flash hazard assessment study — to discern the degree of arc flash hazard present and the level of PPE required at a given location on the power distribution system. An article in ECM Magazine addresses this important subject.

To read the article, click here.