Archive for February, 2010

February 5

“Freak Accident” Electric Arc in Durban, SA Airport. Electrical Contractor dies.

Posted by Hugh Hoagland
Filed under Arc Flash/Shock Safety, International Arc Flash Standards, Public Electrical Safety | No Comments

It is commonly believed around the world that arc flashes are “freak accidents” just as most believed in the US in the early 1990′s but groundbreaking work by individuals like Ralph Lee, companies like Duke Energy, Dupont, Bussman, AB Chance LG&E Energy (eON) and our ASTM committee have shone the light that electric arc flashes [...]

February 3

Arc Flash Time Delay Control Switch Relay (TD-CSR) warns operators of remote racking of circuit breakers.

Posted by Hugh Hoagland
Filed under Arc Flash Training Articles, Arc Flash/Shock Safety, Public Electrical Safety | No Comments

Great idea we have suggested in our low voltage NFPA 70E arc flash training at e-hazard.com. It is rare but sometimes in remote racking a breaker can fail and arc flash. Warning when a remote racking is coming is a great idea. (We know nothing about this company or products but the idea is sound [...]

February 1

Imperial Sugar goes flash fire rated (“FR”) uniforms. Hairnet still melting materials though.

Posted by Hugh Hoagland
Filed under Combustible Dust Explosions, Public Electrical Safety | No Comments

In this excellent article interviewing Scott Margolin Imperial Sugar tells of their plan to use “FR” uniforms. They chose excellent uniforms by the way, BUT the photo on the cover has the female worker in a melting hairnet. Sad this one still hasn’t got out. The guys in the famous Cudahay Arc Flash Video were [...]