Further information for OBO Bettermann ÜSM-A - surge protection module OVP A installation
Overvoltage protection module type 3 according to DIN EN 61643-11 for 230 V networks.
. with acoustic fault signal
. with small size
. Halogen-free plastic (UL 94 V-0)
. Y-circuit
Application: Universally applicable for all installation systems.