Brand: Dehn Item: Surge Protective Device (SPD) Connection: 4-wire with ground 10 AWG pigtail IP Rating: IP66 Includes: Wall/panel mounting hardware Series: EZ50-S Mounting: 1/2in NPSM/Wall Indicating Type: Red/green indicating flag UL Type: UL Type 1 Circuit Type: Parallel circuit UL Rating: UL 1449 rated SCCR Rating: 200kA SCCR Surge Protection Type: Power protection Neutral Ground Protection: Yes System Voltage: 480/277 VAC 3-Phase Wye Voltage Protection Rating (VPR): 2500V (L-L), 1200V (L-N), 1800V (L-G), 700V (N-G) Nominal Discharge Current: 20 kA Enclosure Rating: NEMA 4X Per Phase Max Surge Capacity: 50 kA Dehn EZ50-S series power Surge Protective Device (SPD), 20 kA discharge current, 480/277 VAC 3-Phase Wye, neutral ground protection, parallel circuit, NEMA 4X enclosure rating, IP66, 1/2in NPSM/Wall mount.