Multipole combined surge arrester DEHNventil ZP, type 1 + type 2 according to EN 61643-11 based on spark gaps. Can be snapped directly onto a 40mm busbar system in the meter space without the need for tools. Maximum system availability thanks to RADAX-Flow follow current limitation. Enables terminal device protection. For protecting low-voltage consumer systems against overvoltages, even in the event of direct lightning strikes. Can be used according to the lightning protection zone concept at the interfaces 0A - 2.