Surge Protection Device (SPD)



  • Available number of poles: 1P, 1P+N, 2P, 3P, 3P+N, 4P versions.
  • They come with Remote signaling feature.
  • The maximum discharge current covers from 8 to 65 kA.
  • The maximum continuous operating voltage [Uc] is 350 VAC or 460 VAC.
  • They are tested and rated according to the standardized current wave of 8/20 µs.
  • Certified for short-circuit current withstand, Isc up to 50 kA (IEC 61643-11: 2011).
  • They are suitable for any earthing system: TT, TN-S, TN-C and IT.
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Type 1 +2 Surge Protection Device
Coordination table for Surge arresters for commercial and industrial buildings


Selecting a Surge Protective Device with the Product Selector