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Compact and leakage-current free 4-pole surge arrester, e.g. for a 3-phase TT and TN-S system.
  • Surge Protective Device type 2, class II
  • Test standard: IEC 61643-11 / EN 61643-11
  • Monitoring of conductor and arrester via LED
  • EAC certification
IEC category Type 2 /class II
Nominal voltage ACUN 230/400 V~
Max. continuous operating voltage AC (50/60 Hz) Uc 275/480 V~
Protection level at 5 kAUp ≤ 1,0 kV
Protection level at In (8/20 µs)Up ≤ 1,4 kV
Response timetA <25 ns
Nominal discharge current (8/20 µs)In 15 kA
Max. impulse discharge current (8/20 µs)Imax 40 kA
Max. allowed fuse or back-up fuse 125 A gG
Lightning impulse current (10/350 µs) N-PEIimp 12 kA
Additional Information
Operating temperature rangeTU -40 - +80 °C
Max. conductor cross section stranded 35/fine stranded 25 mm²
Recommended conductor cross section 16 mm²
Max. connection torque for terminals 4,0 Nm
Enclosure material / colour polycarbonate (halogen-free) UL 94-V0 / yellow
Degree of protection (IEC EN 60529) IP 20
Mounting on 35 mm DIN rail (EN 60715)
FM contact / contact type break contact
Switching capacity FM 250 V/2 A
Max. conductor cross section FM 1,5 mm²
Power supply system 3 phase TT systems

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