• Complete unit, consisting of plug-in varistor arrestor with cut-off unit • Error-resistant And circuit for use according to VDE 0100-712 (IN 50539-12) • For surge protection equipotential bonding to VDE 0100-443 (IEC 60364-4-44) • Arresting capacity to 40 kA (8/20) per pole • Low DC protection level: • Arrestor, connectable with thermodynamic cut-off unit and visual function display • Encapsulated, zinc oxide varistor arrestor for use in distributor housings
Application: PV systems with or without separate lightning protection system
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