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L.V Surge Protection Device


Sigma Elektrik Surge Protection devices designed in class I (type 1, B type)- class II (type 2, C type)– class I+II (type 1+type 2, B+C type) – class III (type 3, D type) in accordance with IEC /EN  61643-1 and CE standards with 1,2,3 and 4 poles. Surge protection device protects the power network and electrical equipment by discharge the surge coming from lightning events or from switching operations. The high transient voltage is limited to acceptable limits by surge protection device thus power network and electrical equipment are protected.

Main Features

  • Pole Configuration: 1P, 2P, 3P, 4P
  • MOV (metal oxide varistor), GDT (gas discharge tube) and graphite technology
  • Removable plug-in module
  • High current conductivity
  • Easy status monitoring thanks to remote alarm contact
  • Standard remote indication contact (except b type, class I)