Toshiba GRT100 Series manuals
GRT100 Series
Table of contents
- Safety Precautions
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Introduction
- Application Notes
- Protection Scheme
- Current Differential Protection
- Matching of CT Secondary Currents
- Connection between CT Secondary Circuit and the GRT100
- Setting
- Restricted Earth Fault Protection
- Overcurrent Protection
- Thermal Overload Protection
- Frequency Protection
- Overexcitation Protection
- Trip by External Devices
- Tripping Output
- Characteristics of Measuring Elements
- High-set Overcurrent Element HOC
- Inverse Time Overcurrent Element OCI and EFI
- Definite Time Overcurrent element OC and EF
- Thermal Overload Element THR
- Frequency Element FRQ
- Technical Description
- Transformer Module
- Signal Processing Module
- Binary Input and Output Module
- Human Machine Interface (HMI) Module
- Input and Output Signals
- Binary Output Signals
- PLC (Programmable Logic Controller) Function
- Automatic Supervision
- Failure Alarms
- Recording Function
- Event Recording
- Disturbance Recording
- Metering Function
- User Interface
- Communication Ports
- Operation of the User Interface
- Relay Menu
- Displaying Records
- Displaying the Status
- Viewing the Settings
- Testing
- Personal Computer Interface
- IEC 60870-5-103 Interface
- Installation
- External Connections
- Commissioning and Maintenance
- Cautions
- Preparations
- Hardware Tests
- Binary Input Circuit
- Binary Output Circuit
- AC Input Circuits
- Function Test
- Timer Test
- Conjunctive Tests
- Maintenance
- Replacing Failed Modules
- Resumption of Service
- Putting Relay into Service
- Appendix A Block Diagram
- Appendix B Signal List
- Appendix C Variable Timer List
- Appendix D Binary Output Default Setting List
- Appendix E Details of Relay Menu and LCD & Button Operation
- Appendix F Case Outline
- Appendix G External Connections
- Appendix H Relay Setting Sheet
- Appendix I Commissioning Test Sheet (sample)
- Appendix J Return Repair Form
- Appendix K Technical Data
- Appendix M Symbols Used in Scheme Logic
- Appendix N Implementation of Thermal Model to IEC60255-8
- Appendix O IEC60870-5-103: Interoperability and Troubleshooting
- Appendix Q Inverse Time Characteristics
- Appendix R Failed Module Tracing and Replacement
- Appendix S Ordering