DEHN U.K. LTD - Specialist for ligthtning protection, surge protection and safety equipment

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

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

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

SFL-Protector Surge protective multiple socket outlet

SFL-Protector Surge protective multiple socket outlet with filter

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

DEHNguard^® M... CI with integrated backup fuse

DEHNguard M CI Modular 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

DEHNbloc^® DBH M 1 255

DEHNbloc H Single-pole, modular lightning current arrester with high follow current limitation for U_C = 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

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

DEHNbloc Maxi NH00 255

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