Surge Protection Device Surge Trap Location Type Type 1 Nominal Discharge Current 20kA Voltage 240 Phase 3D Wire 3 Number of Poles 3 Max Surge Current Per Phase 100kA Max Surge Current Per Mode 50kA Max Continuing Operating Voltage 550V Voltage Protection Rating L-L 2000V L-G 1200V Short Circuit Current Rating 200kA Modes of Protection L-L L-G Mounting Style ScrewEnclosure Type NEMA 4X Noise Reduction Rating NRR -50db from 10kHz to 100MHz Wire Gauge 8 AWGLength 6 In.