Core Viewpoint - The first 5G-based intelligent distributed feeder automation (FA) demonstration project in Shaanxi Province has successfully completed on-site testing, marking a significant advancement in the efficiency of fault handling in power distribution automation [1] Group 1: Project Overview - The demonstration project is located in the core area of Tongchuan City, specifically on the "Huayuan East Line - Huazheng Line" connection, utilizing 5G technology to enhance information security and power supply reliability [1] - The project has achieved a breakthrough from "second-level isolation" to "self-healing within seconds" in fault handling efficiency, supporting the high-quality development of the distribution network [1] Group 2: Technical Implementation - The project involves the construction of SPN devices connected to a mobile 5G transmission network at the dispatch end, creating a wireless, high-speed, and secure communication link [1] - The deployment of downlink UPF devices and AR routers at the network layer enables end-to-end data direct connection, establishing a high-speed local information channel between terminals [1] - Improvements have been made to the functional requirements, performance indicators, control logic, maintenance methods, and management specifications of 5G distribution terminals [1] Group 3: Performance Metrics - The company has successfully eliminated and isolated faults within 100 milliseconds and achieved load transfer within 1 second, significantly enhancing the speed of system fault handling [1] - The testing has accumulated valuable experience in the design, operational methods, practical maintenance, and management specifications of the 5G-based intelligent distributed FA system [1] - This lays a foundation for the systematic promotion of self-healing functions in the distribution network [1]