This article “Understanding The Arc-Fault Circuit Interrupter” from ElectroIndustry Magazine does an excellent job explaining that an arc is an electrical current that occurs through a nonconductor medium like air, and the dangers that an arc presents when working with electricity or energized equipment. You can read the article by clicking Here.

You can read the whole publication by clicking Here. To learn more about ElectroIndustry Magazine please visit their Website.

ElectroIndustry Article