Single-pole, coordinated DEHNbloc Maxi NH lightning current arrester, type 1 according to EN 61643-11 on a spark gap basis in NH design size 00. Encapsulated RADAX Flow spark gap with high follow current limitation. For protecting low-voltage consumer systems against overvoltages, even in the event of direct lightning strikes. For use in the lightning protection zone concept at the interfaces 0A - 1.