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

Details

3+1 application in a TT / TN-S system
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3-0 application in a TN-C system
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DEHNbloc Maxi 1 255 S

Coordinated single-pole lightning current arrester with integrated backup fuse for busbar installation in 230 / 400 V systems.

1 produkt

artikelnr. 900220 DBM 1 255 S

GTIN 4013364106734, CCT (EU): 85363090, Bruttovægt: 730.70 g, VPE: 1.00 pc(s)


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Yderligere information

Coordinated DEHNbloc Maxi 1 255S lightning current arrester
Coordinated single-pole lightning current arrester
with integrated backup fuse for industrial busbar systems
Type 1 SPD according to EN 61643-11
RADAX Flow spark gap technology for follow current
limitation
Max. continuous operating voltage: 255 V a.c.
Voltage protection level: <= 2.5 kV
(including 80 cm connecting cable)
Lightning impulse current (10/350): 25 kA
Follow current extinguishing capability: 50 kArms
Rated breaking capacity of the integrated backup protection:
up to 100 kArms
Energy-coordinated with arresters of the Red/Line series
according to IEC 62305-4
Installation on PEN / N busbars min. 25 mm2
Dimensions (W x H x D): (72 x 89 x 100) mm
Degree of protection: IP 5X

Brand: DEHN
Type: DBM 1 255 S
Part No.: 900220
or equivalent.

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Tekniske data

SPD according to EN 61643-11 / IEC 61643-11 type 1 / class I
Max. continuous operating voltage (a.c.) (UC ) 255 V (50 / 60 Hz)
Lightning impulse current (10/350 µs) (Iimp ) 25 kA
Voltage protection level (UP ) ≤ 2.5 kV (including 80 cm connecting cable)
Max. mains-side overcurrent protection not required
Operating state indication by optical fibre cables via DSI E 3

Produkt 900220 blev tilføjet til notesblok.

Produkt 900220 blev lagt I kurven.


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