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type 1 and type 1+2, surge arresters (acc. to IEC 61643-11:2011, EN 61643-11:2012)
protect electrical equipment against direct lightning strikes (tested and rated according to standardised of 10/350μs current wave)
specified by IEC/EN 62305-2 in commercial and industrial buildings protected by a lightning conductor or a meshed cage,
Fixed or cartridge pluggable surge arresters. PRD1 surge arresters are fitted with easy-to-replace withdrawable cartridges.
Multiple-pole or single-pole device to be assembled.
Ouput contacts for remote transfer of end-of-life information (for Acti9 Smartlink or other input./output device)