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    For protecting low voltage consumer installations against surges and even direct lightning strikes. For installation in conformity with the lightning protection zone concept at the boundaries from 0A – 1.
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DEHNbloc Maxi S

  • Spark-gap-based lightning current arrester with an integrated backup fuse capable of carrying lightning currents in a compact enclosure
  • Directly mounted on the PEN / N busbar
  • Low voltage protection level UP ≤ 2.5 kV (including 80 cm connecting cable)
  • Directly coordinated with DEHNguard surge protective device without additional cable length
  • Short-circuit withstand capability of 100 kArms (220 kApeak)
  • High follow current extinguishing capability and limitation due to RADAX Flow technology
  • High lightning current discharge capacity
  • With optical-fibre interface for SPD monitoring

DEHNbloc Maxi 1 255 S

Coordinated single-pole lightning current arrester with integrated backup fuse for busbar installation.
Art.-Nr. 900220
DBM 1 255 S
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