Surge arrester type 2 for photovoltaic applications
DEHNguard®
DEHN + SÖHNE
POWER SUPPLY SYSTEMS
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
-
zoom
