Installation instructions: Supplied with unit, Number of ports: 1 Port, Method of mounting: Fixed. DIN Rail mount, Input voltage: 380-480vac 3P, Protection modes: Line-Neutral, Neutral-Earth, External disconnector requirement: Max 125A HRC fuse, Terminations: Power 16mm², Enclosure rating: IP20, Warranty: 5 years Eaton's SPDI surge diverters provide the ultimate solution for surge protection in single & multi-phase systems. Whether the application involves residential homes, telecommunication facilities, hospitals, schools or heavy industrial plants.