6.1 Protection Pressure Plate, Mode Control Word and Trip Control Word+ 6.2 Use of The Relay Protection Tester Software+ 6.3 Purpose of Protection Cabinet Components and Meaning of Signal Lamp+ 7.1 Simulated Circuit Breaker Function and Wiring+ 7.2 Operation Method of Protective Device+ 7.3 Introduction to Relay Protection Tester+ 7.4 Application of Microcomputer Relay Protection Tester+ 8.1 Basic Working Principle of Asymmetric Fault Successive Quick Action Protection+ 8.2 Use of the Relay Protection Tester Software+