Operating state indication of the surge protective device connected
Indication of phase failures
Floating changeover contact
Selective operating state indication
Centralised fault indication
Details
DEHNsignal E 3
Receiver module for optical transmission for selective operating state indication / centralised fault indication of three coordinated DEHNbloc Maxi S and, where appropriate, DEHNgap Maxi S lightning current arresters in five-wire systems.