DEHN DG M TNS 275 ACI - Surge protection type 2, TN-S with ACI

Surge arrester with ACI technology DEHNguard M TNS ACI 275 FM 4-pole modular, pluggable surge arrester with integrated ACI switch/spark gap for 230/400 V TN-S systems, width 4U. With telecommunication contact arrester type 2 according to EN 61643-11. Maximum continuous voltage: 275 V ac. Protection level: <= 1.5 kV. Nominal leakage surge current: 20 kA. Additional external fuse not necessary. Energy coordination according to DIN EN 62305-4 arrester of the Red/Line Mech. Defect indicator for arresters. Make: DEHN type: DG M TNS ACI 275 FM item number: 952440 or equivalent. ...