Abstract:Traction power supply, communications, signal, power four-electricity integration project content in high-speed rail power supply integrated automation system complete high-speed rail construction projects, the integrated system covering the high-speed railway traction substation automation system, electric power distributing station automation system, security systems, power quality analysis and fault recorder system, auto-transformer protection and control system, catenary switch control system functions to provide a complete solution for high-speed rail power supply integrated automation system.