Surge arrestor, 3-pole

Surge arrestor, type 2, 550 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.

Connection options

V20-C 3-550

Nominal voltageUN500
SPD to EN 61643-11Type 2
SPD to IEC 61643-11class II
Lightning protection zone LPZ1→2
Nominal discharge current (8/20)In15
Arrestor surge current (8/20) [total]ITotal 8/2045
Maximum discharge current (8/20 μs)Imax40
Voltage protection levelUp
Response timetA
Maximum back-up fuse125
Temperature rangeϑ-40-80
Division unit TE (17.5 mm)3
Protection ratingIP20
Connection cross-section rigid2,5-35
Connection cross-section, multi-wire2,5-35
Connection cross-section, flexible2,5-25