Further information for Dehn + Soehne 920350 BXT ML4 BC 5 combination surge arrester 4-wire
Space-saving combined surge arrester module with LifeCheck for protecting a maximum of 4 single conductors with a common reference potential and free from earth potential. LifeCheck detects thermal or electrical overload conditions after which the surge arrester must be replaced. The indication is contactless using DEHNrecord LC / SCM / MCM.