VD4-HPA Circuit Breaker Environmental Product Declaration

This document is an Environmental Product Declaration (EPD) for the ABB VD4-HPA 12.06-32.32-40 P.185 circuit breaker, a retrofit solution replacing SF6 gas circuit breakers with vacuum technology, produced at ABB Dalmine, Italy. It provides a cradle-to-grave life cycle assessment (LCA) based on ISO 14025 and EN 50693, covering functional unit, constituent materials, environmental indicators, and extrapolation rules for global use over a 20-year service life.