Multi-pole combined surge arrester DEHNventil modular, Type 1 + Type 2 + Type 3 according to EN 61643-11 based on spark gaps, consisting of a base unit and a plug-in protection module. Highest system availability through Rapid Arc Control (RAC) spark gaps. Enables equipment protection. Designed to protect low-voltage consumer installations from overvoltages, even in the event of direct lightning strikes. Usable according to the lightning protection zone concept at interfaces 0A 2.