Multipole surge arrester DEHNguard M YPV, type 2 according to EN 61643-31, consisting of a base part and plugged-in protection modules. High device safety due to arrester monitoring with thermo-dynamic control. For protecting low-voltage consumer systems against overvoltages. For use in accordance with IEC 60364-7-712:2002-05 (installation of photovoltaic supply systems).