Further information for Dehn + Soehne 920326 - Dehn Combined arrester module 920 326 BLITZDUCTOR XT ML4 60
Space-saving combined surge arrester module with LifeCheck for protecting 4 individual wires with a common reference potential and asymmetrical interfaces. LifeCheck detects thermal or electrical overload conditions after which the surge arrester must be replaced. The indication is contactless using DEHNrecord LC / SCM / MCM.