DEHNshield® multi-pole, application-optimized combined arrester 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. Arrester type 1 according to EN 61643-11, ready-to-connect, application-optimized combined arrester based on spark gaps, space-saving for use in compact and simply equipped electrical installations with reduced technical requirements, for protecting residential buildings and for use in special applications, enables terminal device protection, arrester capacity up to 50KA (10/350), function/fault indication by marking in the viewing window, DEHNshield® DSH TNS ready-to-connect, application-optimized, type 1 + type 2 for TN-S systems, (circuit variant '4-0')