fy5000 intelligent error-proof system focuses on error-proof operation service and adopts unified standards and protocols to achieve information sharing of earth wires, secondary equipment, unlocking key, high-voltage presence indication devices and intelligent locks related to switching operation. it adopts a hierarchical and distributed structural design and integrates control, monitoring, management and error prevention to realize seamless fusion of all functions; adopts big data, cloud computing and intelligent analysis to achieve intelligent iot among equipment and whole-process omnidirectional mobile supervision of the behaviors of operators and to provide a reliable technical guarantee for unmanned intelligent operation of substations, unmanned licensing regulation and maintenance and repair with fewer people.