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Section 10 1MAC309294-MB F

General function block features

476 RER620

Technical Manual

Figure 253: IEC inverse-time characteristics

Main Page

Table of Contents7
Introduction23
- This Manual23
- Intended Audience23
- Section 1 Introduction23
- Product Documentation24
- Symbols and Conventions25
RER620 Overview31
- Overview31
- Local HMI32
- Web HMI34
- Authorization35
- Communication36
Basic Functions37
- General Parameters37
- Section 3 Basic Functions37
- Self-Supervision51
  - Internal Faults51
  - Warnings52
- LED Indication Control56
- Time Synchronization56
- Parameter Setting Groups57
- Recorded Data58
- Non-Volatile Memory60
- Binary Input60
- GOOSE Function Blocks62
- GOOSERCV_DP Function Block63
  - Signals64
- GOOSERCV_MV Function Block64
  - Function Block64
  - Functionality64
- GOOSERCV_INT8 Function Block65
- GOOSERCV_INTL Function Block65
  - Signals66
- GOOSERCV_CMV Function Block66
  - Function Block66
  - Functionality66
- GOOSERCV_ENUM Function Block67
- GOOSERCV_INT32 Function Block67
  - Functionality68
  - Signals68
Type Conversion Function Blocks68
- QTY_GOOD Function Block68
  - Function Block68
  - Signals69
- QTY_BAD Function Block69
  - Function Block69
  - Functionality69
- T_HEALTH Function Block70
  - Function Block70
    - Functionality70
    - Signals70
  - T_F32_INT8 Function Block70
    - Functionality71
    - Settings71
- Configurable Logic Blocks71
  - Standard Configurable Logic Blocks71
  - Local/Remote Control Function Block CONTROL84
- Factory Settings Restoration87
Protection Functions89
- Current Protection89
  - Single-Phase Non-Directional Overcurrent Protection 51P/50P89
Single-Phase Directional Overcurrent Protection 67/51P-1 and 67/51P-2106
- Identification106
- Function Block106
- Functionality106
- Operation Principle107
- Measuring Modes112
- Directional Overcurrent Characteristics112
- Application120
- Signals122
- Settings123
- Monitored Data128
- Technical Data130
Non-Directional Neutral Overcurrent Protection 51N/50N130
- Identification130
- Function Block131
- Functionality131
- Operation Principle131
- Measurement Modes133
- Timer Characteristics133
- Application136
- Signals137
- Settings139
- Monitored Data142
- Technical Data143
Directional Earth-Fault Protection 67/51N and 67/50N143
- Identification143
- Function Block144
- Functionality144
- Operation Principle144
- Directional Ground-Fault Principles148
- Measurement Modes154
- Timer Characteristics155
- Directional Ground-Fault Characteristics157
- Application167
- Signals169
- Settings170
- Monitored Data175
- Technical Data176
Sensitive Earth-Fault Protection 50SEF176
- Identification176
- Function Block177
- Negative Phase-Sequence Current Protection 46178
- Phase Discontinuity Protection 46PD185
- Three-Phase Transformer Inrush Detector INR190
Cold Load Timers194
Voltage Protection194
- Single-Phase Overvoltage Protection 59194
- Identification194
- Function Block195
- Functionality195
- Operation Principle195
- Timer Characteristics200
- Application200
- Signals201
- Settings201
- Monitored Data202
- Technical Data203
Single-Phase Undervoltage Protection 27203
- Identification203
- Function Block203
- Functionality204
- Operation Principle204
- Timer Characteristics209
- Application209
- Signals210
- Settings210
- Monitored Data211
- Technical Data212
Zero Sequence Overvoltage Protection 59N212
- Identification212
- Function Block212
- Functionality212
- Operation Principle213
- Application214
- Signals214
- Settings215
- Monitored Data215
- Technical Data215
Positive Sequence Overvoltage Protection 59PS216
- Identification216
- Function Block216
- Functionality216
- Operation Principle216
- Application217
- Signals217
- Settings218
- Technical Data218
Negative Sequence Overvoltage Protection 47219
- Identification219
Frequency Protection222
- Frequency Protection 81O/81U, 81R222
- Load Shedding and Restoration 81S229
Other Protection Functions Available in RER620241
- Circuit Breaker Failure Protection 50BFT241
- Single Phase Circuit Breaker Close Failure Protection 50BFC250
  - Identification250
- Function Block250
- Functionality250
- Operation Principle250
- Signals253
- Settings254
- Monitored Data254
- Technical Data254
High Impedance Fault Detector HIZ254
- Identification254
- Function Block Symbol255
- Functionality255
- Principle of Operation255
- Application257
- Signals258
- Settings258
- Monitored Data258
Fault Locator FLOC259
- Identification259
- Function Block259
- Functionality259
- Operation Principle259
- Application263
- Signals264
- Settings264
- Monitored Data264
Directional Positive Sequence Power Protection 32P265
- Identification265
- Function Block265
- Functionality265
- Operation Principle265
- Application267
- Signals268
- Settings268
- Monitored Data269
- Technical Data269
Directional Negative/Zero Sequence Power Protection 32N269
- Identification269
- Function Block270
- Functionality270
- Operation Principle270
- Application276
- Signals276
Control Functions279
- Circuit Breaker Control 52279
- Autoreclosing 79286
- Synch-Check/Voltage Check 25329
- Loop Control (DLCM)342
- Multipurpose Generic Up-Down Counter (UDFCNT)359
Condition Monitoring Functions363
- Circuit Breaker Condition Monitoring 52CM363
- Fuse Failure Supervision 60382
Measurement Functions389
- Basic Measurements389
Recording Functions419
- Digital Fault Recorder DFR (RDRE)419
Other Functions429
- Uninterruptible Power Supply UPS429
- Universal Power Drive UPD442
- Programmable Buttons FKEYGGIO447
- Move Function Block MVGAPC449
- Pulse Timer Function Block PTGAPC450
- Generic Control Points SPCGGIO453
- Set-Reset Flip Flops SRGAPC455
- Time-Delay-Off Timers TOFGAPC458
- Time-Delay-On Timers TONGAPC461
Section 10 General Function Block Features465
- Definite Time Characteristics465
  - Definite Time Operation465
- Current Based Inverse Definite Minimum Time Characteristics469
- Voltage Based Inverse Definite Minimum Time Characteristics540
  - IDMT Curves for Overvoltage Protection540
- IDMT Curve Saturation of Undervoltage Protection551
Section 11 Requirements for Measurement Transformers555
- Non-Directional Overcurrent Protection556
- Example for Non-Directional Overcurrent Protection557
Section 12 Relay Physical Connections559
Ethernet RJ-45 Front Connection560
EIA-485 Serial Rear Connection561
Rear Communication Modules562
- COMB022/23A Jumper Locations and Connections563
Section 13 Technical Data569
Section 14 Relay and Functionality Tests575
Section 15 Applicable Standards and Regulations577
Section 16 Glossary579

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