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Surge voltage arrester for electrical and electronical devices in looped-in wiring, with disconnection device without interruption of the power supply. A very low protection level allows the use as SPD type 3 (class III).
  • SPD type 2 for DC power supplies
  • Two-pole SPD for operating current up to 6 A
  • EAC certification
IEC category Type 2 /class II
Nominal voltage DCUN 24 V=
Rated voltage DC (1-2/1p-2p) UN 24 V=
Rated voltage AC (1-2 / 1p-2p)UN 17 V~
Max. operating voltage DC (1-2 / 1p-2p)Uc 27 V=
Max. operating voltage AC (1-2 /1p-2p)Uc 20 V~
Max. operating currentIL 6 A
Response timetA < 25 ns
Protection level (line-earth)Up 650 V
Protection level line-line at 1 kV/µsUp ≤ 100 V
Additional Information
Series inductance, typ.L 20 µH
Short-circuit current extinguishing capacity line-line ≤ 6 A
Short-circuit current extinguishing capacity line-earth ≤ 1 A
Max. impulse discharge current (8/20 µs)Imax 40 kA
Critical discharge current (10/700 µs) 1000 A
Max. alternating discharge current (50 Hz/ 5x 0,5s)Iwn 50 A
Service life test current (500 x 10/700 µs)il 200 A
Max. current 50 Hz/0.5 sIg 80 A
Operating temperature rangeTU -40 - +80 °C
Max. conductor cross section 50 mm² stranded/35 mm² flexible
Max. connection torque for terminals 4,0 Nm
Dimensions (L x W x H) 52,5 x 90 x 64 mm
Enclosure material / colour polycarbonate (halogen-free) UL 94-V0 / yellow
Degree of protection (IEC EN 60529) IP 20

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