3 Terms and Symbols 3.1 Terms 3.2 Abbreviations and Symbols
4 General Provisions 5 Control Mode
6 Arrangement of Control Rooms and Panels (Consoles) 6.1 General Requirements 6.2 Arrangement of Central Control Rooms and Network Control Rooms 6.3 Arrangement of Unit Control Rooms 6.4 Surface Arrangement of Control Panels (Consoles) and Relay Panels
7 Basic Requirements for Secondary Circuit Design 7.1 Conventional Control Systems 7.2 Conventional Signaling System 7.3 Conventional Measuring System 7.4 AC Current Transformer and Voltage Transformer Circuits 7.5 Computer—based Supervision of Electrical Systems of Power Plants 7.6 Computer—based Supervision of Substations and Switchyard of Power Plants
8 Wiring of Installation Units Controlled by the Control Room 8.1 Generators 8.2 Transformers and Shunt Reactors 8.3 Transmission Lines 8.4 Capacitor Compensation Device 8.5 Busbar Devices 8.6 Auxiliary Power Supplies 8.7 Fault Recorders
9 Selection and Configuration of Secondary Circuit Equipment 9.1 Selection of Control and Signaling Equipment 9.2 Protection Equipment of Secondary Circuits 9.3 Mini—Busbar and Secondary Circuit Label 9.4 Terminal Blocks 9.5 Control Cables
10 Excitation System 10.1 General Requirements 10.2 Excitation System with DC Exciters 10.3 Excitation System with AC Exciters 10.4 Static Excitation Systems 10.5 Standby Excitation System
11 Synchronizing System
12 AC Uninterrupted Power Supply (UPS) Systems 12.1 System Configuration 12.2 Arrangement of Equipment
13 Grounding and Anti—interference Measures 13.1 Grounding of Conventional Secondary Circuits and Equipment 13.2 Logical Ground of Electronic Devices 13.3 Grounding of Computer Systems 13.4 Other Anti—interference Measures
Appendix A (Normative) Explanation of Wording in this Code Appendix B (Normative) Distance Between Panels and Width of Walkways in Control Rooms Appendix C (Normative) Colors of Mimic Busbars on Control Panels (Consoles) Appendix D (Normative) I/O List of Generator—Transformer Units Appendix E (Normative) I/O List of Network Section of Power Plants and Substations Appendix F (Normative) Colors of Mini—busbars Appendix G (Normative) Mini—busbar Symbols and Circuit Labels Appendix H (Normative) Numerical Symbols for Secondary DC Circuits Appendix I (Normative) Numerical Symbols for Secondary AC Circuits Appendix J (Informative) Performance of AVR and Excitation Systems under Control of AVR