DEHNguard M multipole type 2 surge arrester for PV systems up to 1000V d.c.

Multipole DEHNguard M YPV SCI type 2 surge arrester according to EN 61643-31 with three-step switching device consisting of a base part and plug-in protection modules. Combined disconnection and short-circuiting device with safe electrical isolation in the protection module (patented SCI principle). For protecting low-voltage consumer´s installations against surges. For use in accordance with IEC 60364-7-712:2002-05 (installation of photovoltaic power supply systems).