... surge protector,surge arrester)is suitable for TN-S,TN-C-S,TT,IT etc.power supply system of ... not shocked by the thunder and lightning,it's designed according to GB18802.1,IEC61643-1,it ... Kevin wiring mode,remote signaling output interface.it's also could be replaced for the module when ... and Alarm≤1.5Operating Environment°C-40°C~+85°CRelative Humidity(25°C)≤95%InstallationStandard Rail 35mmMaterial of ...