DEHNventil®, multi-pole, modular combined arrester for protecting low-voltage consumer systems in industrial and residential areas against switching and lightning surges, can be used according to the lightning protection zone concept at the interfaces 0A - 2,, arrester type 1 according to EN 61643-11:, ready-to-connect combined arrester based on spark gaps, consisting of a base part and plugged-in protection modules, highest system availability due to RADAX-Flow follow current limitation, switch-off selective for 20 A gL/gG fuses up to 50 kAeff short-circuit current, enables terminal device protection, function/fault indication by marking in the viewing window, easy protection module replacement by module release button, available as FM variant with 3-pole terminal set for connecting the remote display, DEHNventil® M TNC 255 (FM), complete circuit for TN-C systems with 230/400 V / 50 Hz - nominal voltage
