V20-C/4-280 ( Chống xung lan truyền ( xung 8/20 ) trên đường nguồn cho tủ nhắn

Surge arrestor, type 2, 385 V

• VDE-tested
• For surge voltage protection equipotential bonding to VDE 0100-443 (IEC 60364-4-44)
• Arresting capacity to 40 kA (8/20) per pin
• Arrestor, connectable with dynamic cut-off unit and visual function display
• High-performance varistor technology

Application: Equipotential bonding (LPZ 1 to 2) in main and subdistributors.

https://obo-bettermann.com/article/display/en-wo/surge-arrestor-4-pole-4.html