Equipment Protection Levels (EPL) tell you how reliable a piece of equipment is at preventing ignition. This episode explains theGa/Gb/Gc system for gas, Da/Db/Dc for dust, and Ma/Mb for mining. Covers how EPL maps to zones (Ga for Zone 0, Gb for Zone 1, Gc forZone 2), which protection methods qualify for each level, and why EPL was introduced to simplify equipment selection across different protection concepts. More info: https://exknowledge.com