by , on September 30, 2009
On May 23, 2009 a power plant in the Midwest experienced a severe arc flash incident. The incident occurred while racking in a closed Siemens 15 kV GMI breaker with a faulty interlock. When the (closed) breaker contacted the bus, a large arc flash occurred. The breaker was being racked in remotely (wireless), the operators...
by , on September 29, 2009
Note how these often include electrical and LO/TO issues. Read the OSHA citation…
by , on September 29, 2009
Mark is SO right. In 1994 when I started in this world we had three material choices and there was little or no innovation. The arc flash market has brought the whole flame resistant clothing materials market to life. New, better feeling fabrics and garments like you would buy. Recently arc rated and flame resistant...
by , on September 29, 2009
It still amazes me when governmental agencies miss key recommendations in accident investigations. The CSB didn’t even mention flame resistant clothing in the Imperial Sugar combustible dust explosion when it could have clearly made a difference. The Chemical Safety Board’s recommendations rightly place the main focus on housekeeping and other recommendations but they fail as...
by , on September 28, 2009
I think not. This is an interesting video for several reasons but mostly because they don’t know what an arc flash is. No one is hurt. Not a big flash but it begs the question if these guys are qualified. Watch the YouTube Here…