Further information for OBO Bettermann ÜSM-A-4 - ÜSM A 4 overvoltage protection module holder
Surge protection module type 3 according to DIN EN 61643-11 for 230V networks.
. with acoustic fault signal
. with small size and Y-circuit
. Halogen-free plastic (UL 94 V-0)
. Holder with separating bar function for device casing GB2 / GB3 and universal carrier UT3 and UT4
Application: Universally applicable for all installation systems.