Toshiba GRD140, Instruction Manual

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3.4 Recording Function 97
3.4.1 Fault Recording 97
3.4.2 Event Recording 98
3.4.3 Disturbance Recording 99
3.5 Metering Function 101
3.6 Fault locator 103
3.6.1 Application 103
3.6.2 Distance to Fault Calculation 103
3.6.3 Starting Calculation 104
3.6.4 Displaying Location 104
3.6.5 Setting 105
4. User Interface 106
4.1 Outline of User Interface 106
4.1.1 Front Panel 106
4.1.2 Communication Ports 108
4.2 Operation of the User Interface 109
4.2.1 LCD and LED Displays 109
4.2.2 Relay Menu 112
4.2.3 Displaying Records 115
4.2.4 Displaying the Status 120
4.2.5 Viewing the Settings 126
4.2.6 Changing the Settings 127
4.2.7 Testing 170
4.3 Personal Computer Interface 173
4.4 Relay Setting and Monitoring System 173
4.5 IEC 60870-5-103 Interface 174
4.6 Clock Function 174
5. Installation 175
5.1 Receipt of Relays 175
5.2 Relay Mounting 175
5.3 Electrostatic Discharge 175
5.4 Handling Precautions 175
5.5 External Connections 176
6. Commissioning and Maintenance 177
6.1 Outline of Commissioning Tests 177
6.2 Cautions 178
6.2.1 Safety Precautions 178
6.2.2 Cautions on Tests 178
6.3 Preparations 179
6.4 Hardware Tests 180
6.4.1 User Interfaces 180
6.4.2 Binary Input Circuit 180
6.4.3 Binary Output Circuit 181
6.4.4 AC Input Circuits 182