Emax2 E1.2 Retrofitting Kit for Isomax S7 Circuit-Breakers

This document provides instructions for replacing obsolete fixed version Isomax S7 circuit-breakers with modern Emax2 E1.2 air circuit-breakers of the same size without modifying switchgear live parts. It includes safety procedures, electrical characteristic correspondence conditions, and assembly guidelines while emphasizing that the kit does not alter original switchboard project data.