WMZSST Shunt Trip Release Installation Instructions

This document provides installation instructions, technical data, and safety warnings for the WMZSST.. shunt trip release (working current release), a modular DIN-rail device used for remote tripping of miniature circuit breakers (MCBs) and combined RCD/MCB devices. It covers mechanical mounting, electrical specifications (AC/DC voltage ranges, current consumption, pulse duration), and compatibility with auxiliary switches, emphasizing correct left-side mounting sequence and voltage limits.