Surge Protection DeviceNominal Discharge Current 25/100kA Voltage 230/400V Phase 3 Wire 5 Number of Poles 4Max. Continuing Operating Voltage 255VModes of Protection L-Gnd N-Gnd Mounting Style DIN-RailEnclosure Type IP20Wire Gauge 1-6AWGLength 3.54 Width 5.67 Depth 2.56 Standards IEC 61643-1 KEMAIncludes Installation Instructions