It's not too long ago that arc flash hazards has become an important part of electrical design. More clients now require electrical engineers to include arc flash hazards in their design.

Electric energy has been a part of our lives for centuries now. It is safe when handled properly, but the hazards it could pose is worse than anyone could imagine when recklessly handled. Electrocution, electrical burns and arch flash are just few examples.

In this tutorials we shall be presenting some methods of determining the extent of protection required for arc flash hazards.