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Surge protection devices type SG2


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Surge protection devices type SG2



Surge protection devices type SG2 are available in plug-in cartridge version and they are suitable for installation in secondary boards and in terminal equipment.
They ensure protection against overvoltages conditions.
The protection cartridges are plug-in and can be easily replaced for quick servicing.
SG2 surge arresters are immune to temporary overvoltages (TOV) and block the circulation of the subsequent network current after the intervention.

Operational characteristics:

  • Rated discharge current In (8/20μs) 20kA
  • Max. discharge current Imax (8/20μs) 50kA
  • Backup protection necessary only for supply higher than 315A
  • Max. continuous voltage Uc=300VAC
  • Available in version with or without relay output for remote status indication.

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