In-depth and systemic examination of distribution automation with specific focus on fault location and service restoration. This book delves into the detailed and comprehensive analysis of these critical processes in electrical distribution grids, providing readers with a complete picture from both theoretical and practical perspectives. Authored by Jian Liu, who has conducted research on fault location and restoration for distribution systems since 1995, this work also introduces first-hand application experiences garnered from over 30 DAS (Distribution Automation System) projects in China. The book further examines protection approaches of electrical distribution networks automation and the mechanisms associated with electrical supply restoration after local blackouts.