Multipole, application-optimized DEHNshield combined surge arrester, type 1 + type 2 according to EN 61643-11 based on spark gaps. Non-blowout, space-saving spark gap technology with only 1 module per pole enables compact design. For the protection of residential buildings and for use in special applications. Enables terminal equipment protection. For protection 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.