DEHN + SÖHNE

New Products

Surge Protection - Power Supply

Protective devices for installations into switchgears, meter panels, distribution cabinets, cable ducts, socket outlets and terminal devices.

  • Lightning current arresters, combined lightning current and surge arresters, and surge arresters for voltages between 24 and 1000 V
  • Isolating spark gaps for lightning equipotential bonding
  • Measuring and test devices

More New Products:

 

Power Supply - Red/Line

 

Surge Protection Power Supply - Red/Line

 

go DEHNshield®

DEHNshield DEHNshield® combined lightning current and surge arrester

  • Application-optimised prewired combined lightning current and surge arrester based on spark gap technology
  • Space-saving arrester for compact and simply equipped electrical installations with reduced technical requirements
  • For protecting residential buildings and special applications
  • Capable of protecting terminal equipment
  • Discharge capacity up to 50 kA (10/350 µs)
  • Operating state/fault indication by indicator flag in the inspection window

go Detailed technical information 
go Wiring Accessories STAK 25

STAK 25 STAK 25: Pin-shaped terminal for EMC-optimised through-wiring of lightning current and surge arresters in accordance with DIN VDE 0100-534

  • STAK 25 allows EMC-optimised through-wiring according to IEC 60364-5-53
  • STAK 2X16 allows to connect cross sections that are smaller than the specified minimum terminal cross section of the surge protective device

go Detailed technical information 
go DEHNguard® modular (Y)PV SCI ... (FM)

DEHNguard M YPV SCI 150 Multipole and single-pole arrester for use in photovoltaic systems with three-step d.c. switching device

  • Prewired modular complete unit for use in photovoltaic systems consisting of a base part and plug-in protection modules
  • Combined disconnection and short-circuiting device with safe electrical isolation in the protection module prevents fire damage due to d.c. switching arcs (patented SCI principle)
  • Tried and tested fault-resistant Y circuit prevents damage to the surge protective devices in case of insulation faults in the generator circuit
  • Integrated d.c. fuse allows safe replacement of protection modules without arc formation
  • Tested according to prEN 50539-11
  • Suitable for all PV systems in accordance with IEC 60364-7-712

go Details for DG M YPV SCI 150 
go Details for DG S PV SCI 150 und 600 
go SFL-Protector Surge protective multiple socket outlet

SFL-Protector SFL-Protector Surge protective multiple socket outlet with filter

  • Surge protection with monitoring device and disconnector
  • Interference suppressor filter
  • Enhanced safety due to distinctive Y protection circuit
  • Mains switch with operating state indication
  • Visual fault indicator (red)

go Detailed technical information 

 
go DEHNsecure M

DEHNsecure M Single-pole, modular, coordinated lightning current arrester for d.c. applications

  • Coordinated spark-gap-based lightning current arrester consisting of a base part and plug-in protection module
  • Spark gap technology particularly suited for use in d.c. circuits * Discharge capacity up to 25 kA (10/350 µs)
  • Directly coordinated with DEHNguard surge protective devices without additonal cable lengths
  • Low voltage protection level
  • Operating state/fault indication by indicator flag in the inspection window
  • Easy replacement of protection modules due to module locking system with module release button

go Detailed technical information 
go DEHNguard® M... CI with integrated backup fuse

DEHNguard M CIModular surge arrester with integrated backup fuse

  • Arrester backup fuse integrated in the protection module
  • Prewired complete unit consisting of a base part and plug-in protection modules
  • Energy coordination within the Red/Line product family
  • High discharge capacity
  • High reliability due to ''Thermo Dynamic Control'' SPD monitoring device
  • Easy replacement of protection modules without tools due to module locking system with module release button

go Detailed technical information 
go Brochure PDF [550 KB]

 
go DEHNbloc® DBH M 1 255

DEHNbloc HSingle-pole, modular lightning current arrester with high follow current limitation for UC = 255 V

  • Encapsulated, non-exhausting creepage discharge spark gap
  • DEHNbloc ... H: RADAX Flow spark gap technology with high follow current limitation
  • Energy coordination within the Red/Line product family
  • High insulation resistance allows installation even upstream of meter panels
  • Multifunctional terminal for connecting conductors and busbars
  • Single-pole and three-pole version (lightning impulse currents up to 100 kA depending on the system configuration)
  • ''NH00'' version available

go Detailed technical information
go DK25 Feed-through terminal for busbar wiring

Durchgangsklemme DK25

  • DK 25 allows to change the wiring level
  • DK 25 supports lightning-impulse-current-conform installation of SPD combinations

go Detailed technical information
go DEHNbloc Maxi NH00 255

DEHNbloc Maxi NH00 255Coordinated single-pole lightning current arrester in NH design, size 00, with high follow current limitation for UC = 255 V

  • Encapsulated RADAX Flow spark gap with high follow current limitation
  • Voltage protection level ≤ 2,5 kV
  • Lightning impulse current: 25 kA (10/350)

go Detailed technical information