Surge Protection Device Type 4 Location Type Type 3 Nominal Discharge Current 1kA Voltage 48VAC/48VDC Phase 1 Wire 6 Number of Poles 2 Max Surge Current Per Phase 1kA Max Surge Current Per Mode 2kA Max Continuing Operating Voltage 60VAC/60VDCModes of Protection L-N/L/N-Gnd Mounting Style DIN-RailEnclosure Type IP20Wire Gauge 12-18AWGLength 3.93 Width 0.71 Depth 2.56 Standards UL 1449 3rd Edition IEC 61643-1 cUL CSA KEMA