Todd EngleNov 8, 20221 minBlow it up!What's an Arc Flash? An arc flash occurs when a flashover of electric current leaves its intended path and travels through the air from...
Todd EngleNov 8, 20222 minShut it all down, The Main disconnect All electrical systems require a means of disconnection so that the service can be shut down quickly if any dangerous conditions exist....
Todd EngleNov 8, 20221 minWiring typesWire types for North American wiring practices are defined by standards issued by Underwriters Laboratories, the Canadian Standards...
Todd EngleNov 8, 20221 minKnob & Tube what you need to knowKnob-and-Tube Knob-and-tube wiring is so named because of the porcelain fittings used to support and insulate the conductors from the...