AnsweredAssumed Answered

480V breaker operation

Question asked by lance_schexnaydre on Sep 19, 2017
Latest reply on Sep 20, 2017 by Steve Benton

I work in a chemical facility and was recently informed that in order for production technicians to operate 480V breakers with the covers secured this would require 25cal arc flash PPE.  I have not been able to confirm this level of PPE requirement.