Protection and Fault Information Management System (PFIS) collects all fault detail information automatically and systematically, creates fault report and provides operating advice of restoration operation. Meanwhile, The PFIS manages the setting, configuration and operation of the protection devices and disturbance recorders. In Southeast Asia, Protection and Fault Information Management System is widely applied in the voltage level of 230kV and above.
SIFANG’s PFIS comprises two parts:
1) Master station in dispatching center
• On-line fault analysis associating power system fault and running status monitoring of IED
• Generate the fault report and IED tripping report automatically
• Analyze disturbance recording files
2) Slave station in substation
• Collect information of events (alarm, signal, trip, communication status), protection settings, disturbance record and historic data, etc.
• Manage the disturbance data and extract the brief disturbance information from the disturbance file