Toshiba GRL100-701B - User Manual

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INSTRUCTION MANUAL

LINE DIFFERENTIAL RELAY

GRL100 - 7∗∗B

( Ver. 0.3 )

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Main Page

Default Chapter2
- Safety Precautions2
- Table of Contents5
1 Introduction10
2 Application Notes12
- Current Differential Protection13
- Distance Protection44
  - Command Protection59
  - Power Swing Blocking74
- Directional Earth Fault Protection77
  - Directional Earth Fault Command Protection78
  - Directional Earth Fault Protection82
- Overcurrent Backup Protection84
  - Inverse Time Overcurrent Protection85
  - Definite Time Overcurrent Protection87
- Transfer Trip Function88
- Out-Of-Step Protection89
- Thermal Overload Protection91
- Overvoltage and Undervoltage Protection94
  - Undervoltage Protection98
- Broken Conductor Protection102
- Breaker Failure Protection105
- Switch-Onto-Fault Protection108
- Stub Protection110
- Setting111
- Tripping Output112
- Autoreclose114
  - Scheme Logic116
  - Autoreclose Output Signals132
- Characteristics of Measuring Elements133
3 Technical Description159
- Transformer Module162
- Signal Processing and Communication Module163
- Binary Input and Output Module164
- Human Machine Interface (HMI) Module168
- Input and Output Signals170
- Automatic Supervision174
- Recording Function182
  - Event Recording183
- Metering Function185
4 User Interface186
- Communication Ports188
- Operation of the User Interface190
- Personal Computer Interface233
- IEC 60870-5-103 Interface234
5 Installation235
- External Connections236
6 Commissioning and Maintenance238
- Cautions239
- Preparations240
- Hardware Tests241
- Function Test245
- Conjunctive Tests278
  - Tripping and Reclosing Circuit Test280
- Maintenance282
  - Replacing Failed Modules284
  - Resumption of Service286
7 Putting Relay into Service287
Appendix A Block Diagram288
Appendix B Signal List290
- Z2_Trip302
- Z3_Trip302
Appendix C Variable Timer List324
Appendix D Binary Output Default Setting List326
Appendix E Details of Relay Menu and LCD & Button Operation330
Appendix F Case Outline340
Appendix G Typical External Connection348
Appendix H Relay Setting Sheet352
- Bu_Trip356
Appendix I Commissioning Test Sheet (Sample)382
Appendix J Return Repair Form388
Appendix K Technical Data394
Appendix L Symbols Used in Scheme Logic410
Appendix M Multi-Phase Autoreclose414
Appendix N Data Transmission Format418
Appendix O Example of Setting424
Appendix P Programmable Reset Characteristics and Implementation of Thermal Model to IEC60255-8436
Appendix Q IEC60870-5-103: Interoperability440
Appendix R Inverse Time Characteristics454
Appendix S Failed Module Tracing and Replacement458

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Toshiba GRL100-701B Specifications

General

Brand	Toshiba
Model	GRL100-701B
Category	Other
Language	English

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