ADVAC and AMVAC Breaker Borne Racking Mechanism Manual

This document describes ABB's motorized integrated racking mechanism for ADVAC and AMVAC medium voltage vacuum circuit breakers, which enables remote racking in and out operations to enhance personnel safety by keeping operators outside arc-flash boundaries. It details the mechanism's safety features, technical specifications, and benefits including UL listing, reduced power consumption, and compatibility across multiple voltage ratings.