DEHN BLITZDUCTOR XT 2P for AS interface og M bus for 1 par

Space-saving combined lightning current and surge arrester module with LifeCheck feature for protecting one pair of unearthed balanced interfaces
with direct or indirect shield earthing. If LifeCheck detects thermal or electrical overload, the arrester has to be replaced. This status is indicated
contactlessly by the DEHNrecord LC / SCM / MCM reader.