Masterpact M08-M25 to Emax 2 E2.2 Retrofit Kit Instructions

This document provides instructions for a retrofit kit designed to replace obsolete Masterpact M08-M25 air circuit-breakers with Emax 2 E2.2 circuit-breakers of the same size, using the existing fixed part. It covers safety procedures, electrical characteristic matching, derating conditions (up to 2300A with HR terminals), and compatibility of auxiliary circuits without modifying the switchgear.