Is Removing Energized Panel Covers Your Electrical Safety Blind Spot?
Removal of electrical panel covers isn’t a topic that gets talked about enough when it comes to electric maintenance and safety. The truth is that as an industry we’ve gotten into the bad habit (yes, I said it) of opening electrical panels for visual inspection when they are energized or “hot”, as a standard practice. I was recently explaining this to a customer who was shocked to hear that this practice in some instances actually goes against electrical safety standards . Now, it’s not that this customer was inexperienced or uninformed about electrical safety procedures, it was just a classic case of, “that’s the way it’s always been done, so it must be right.” Right ? There are a lot of inherent risks when you take off a panel cover because you don’t know what’s behind it. Removing the cover exposes energized parts and conductors, posing a serious risk of shock, nuisance tripping or arc flash explosion. The National Fire Protection Agency’s (NFPA) electrical safety standard 7...