What's an Arc Flash?
An arc flash occurs when a flashover of electric current leaves its intended path and travels through the air from
one conductor to another, or to neutral or ground. It often happens unexpectedly and can be explosive but brief, or
it can last seconds and be rather visually spectacular. It can cause a little damage or it can disable a system and
require the replacement of equipment. An arc flash of any size is quite dangerous because its path is unpredictable;
it will be attracted to the nearest item with the greatest conductivity, such as an unsuspecting rodent or house
pet, or a person. An arc flash can cause a serious electrical burn or even fatal electrocution.
An arc flash can have various catalysts, including: