Description

The UD31B1 is a univers N module measuring 450x250mm with three rows of 12 DIN rail positions (3×12 PLE), designed for horizontal mounting of modular circuit protection devices (MCBs, RCBOs, RCCBs) within Hager univers N distribution cabinets. It provides a structured assembly platform for up to 36 modules of protection devices.
Manufactured from white (RAL 9010) plastic with sealed, lockable touch-protection covers, the UD31B1 conforms to IEC 61439-1/-2/-3. The three-row format accommodates complex circuit protection arrangements within a single module unit of the cabinet assembly.
Part of the Hager univers N modular distribution system, the UD31B1 integrates with other univers N modules and accessories in low-voltage main distribution assemblies up to 1600A for commercial and industrial applications.