Name: Schweitzer Engineering Laboratories SEL-311C
Brand: Schweitzer Engineering Laboratories
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20060320

SEL-311C Relay

Protection and

Automation System

Instruction Manual

*PM311C-01-NB*

Table of Contents3
List of Tables13
List of Figures17
Preface23
- Manual Overview23
Section 2: Installation43
- Relay Mounting43
- Figure 2.1 SEL-311C Dimensions and Panel-Mount Cutout43
- Front- and Rear-Panel Diagrams44
- Figure 2.2 SEL-311C Front- and Rear-Panel Drawings-Models 0311C00H2 (Rack) and 0311C0032 (Panel)44
- Figure 2.3 SEL-311C Front- and Rear-Panel Drawings-Models 0311C00V1 (Rack) and 0311C0041 (Panel)45
- Figure 2.4 SEL-311C Front-Panel Drawings-Models 0311C01H2 (Rack) and 0311C0132 (Panel)46
- Figure 2.5 SEL-311C Front-Panel Drawings-Models 0311C01H1 (Rack) and 0311C0131 (Panel)47
- Figure 2.6 SEL-311C Front-Panel Drawings-Models 0311C01V1 and 0311C01V248
- Figure 2.7 SEL-311C Front-Panel Drawings-Models 0311C0141 and 0311C014249
- Figure 2.8 SEL-311C 3U Rear-Panel Terminal Block Drawings (with and Without Additional I/O Board)50
- Figure 2.9 SEL-311C 3U Rear-Panel Terminal Block Drawing (Fast Hybrid High-Current Interrupting Output Contacts)51
- Figure 2.10 SEL-311C 2U Rear-Panel Connectorized ® Drawing52
- Figure 2.11 SEL-311C 3U Rear-Panel Connectorized Drawings (with and Without Additional I/O Board)53
- Making Rear-Panel Connections54
  - Wire-Alike Screw Terminal Connections54
  - Power Supply54
  - Output Contacts54
  - Optoisolated Inputs56
  - Current Transformer Inputs56
  - Potential Transformer Inputs56
  - Wye-Connected Voltages56
  - Serial Ports56
  - Figure 2.12 Possible Connections for Fast High-Current Interrupting Output Contacts (Circuit Load Not Shown, Third Terminal Connection Is Optional)56
  - IRIG-B Time-Code Input57
  - Table 2.1 Communications Cables to Connect the SEL-311C to Other Devices57
  - SEL-311C AC/DC Connection Diagrams for Various Applications58
  - Figure 2.13 SEL-311C Provides Distance and Overcurrent Protection, Reclosing, and Synchronism Check for a Transmission Line58
  - Figure 2.14 SEL-311C Provides Distance and Overcurrent Protection and Reclosing for a Transmission Line (Current-Polarization Source Connected to Channel IP)59
  - Figure 2.15 SEL-311C Line Protection through a Delta-Wye Transformer Using Compensator Distance Elements60
  - Circuit Board Connections61
- Frequency Elements69
  - Distance Elements69
  - Distance Element Operating Time Curves at Nominal Frequency84
- Out-Of-Step Characteristics90
  - Use SEL-321 Relay Application Guides for the SEL-311C90
  - Table 3.6 Out-Of-Step Settings90
  - Table 3.7 OOS Relay Word Bits91
  - Figure 3.17 Out-Of-Step Zone Detection Logic92
  - Figure 3.18 Out-Of-Step Logic93
- Instantaneous/Definite-Time Overcurrent Elements94
  - Phase Instantaneous/Definite-Time Overcurrent Elements94
  - Figure 3.19 Levels 1 through 3 Phase Instantaneous/Definite-Time Overcurrent Elements95
  - Residual Ground Instantaneous/Definite-Time Overcurrent Elements96
  - Figure 3.20 SEL-311C Nondirectional Instantaneous Overcurrent Element Pickup Time Curve96
  - Figure 3.21 SEL-311C Nondirectional Instantaneous Overcurrent Element Reset Time Curve96
  - Figure 3.22 Levels 1 through 4 Residual Ground Instantaneous97
  - Negative-Sequence Instantaneous/Definite-Time Overcurrent Elements98
  - Figure 3.23 Levels 1 through 4 Negative-Sequence Instantaneous100
- Time-Overcurrent Elements101
  - Phase Time-Overcurrent Elements101
  - Table 3.8 Available Phase Time-Overcurrent Elements101
  - Table 3.9 Phase Time-Overcurrent Element (Maximum Phase) Settings101
  - Table 3.10 Phase Time-Overcurrent Element (Maximum Phase) Logic Outputs102
  - Figure 3.24 Phase Time-Overcurrent Element 51PT102
  - Residual Ground Time-Overcurrent Element104
  - Table 3.11 Residual Ground Time-Overcurrent Element Settings105
  - Figure 3.25 Residual Ground Time-Overcurrent Element 51GT105
  - Negative-Sequence Time-Overcurrent Element106
  - Table 3.12 Negative-Sequence Time-Overcurrent Element Settings106
  - Figure 3.26 Negative-Sequence Time-Overcurrent Element 51QT106
- Voltage Elements108
  - Voltage Values108
  - Voltage Element Settings108
  - Table 3.13 Voltage Values Used by Voltage Elements108
  - Table 3.14 Voltage Elements Settings and Settings Ranges108
  - Figure 3.27 Single-Phase and Three-Phase Voltage Elements109
  - Voltage Element Operation110
  - Figure 3.28 Phase-To-Phase and Sequence Voltage Elements110
  - Figure 3.29 Channel V S Voltage Elements110
- Synchronism Check Elements112
  - Fixed Angle Synchronism Check112
  - Dynamic Synchronism Check112
  - Synchronism Check Elements Settings113
  - Table 3.15 Synchronism Check Elements Settings and Settings Ranges113
  - Figure 3.30 Synchronism Check Voltage Window and Slip Frequency Elements114
  - Figure 3.31 Synchronism Check Elements114
  - Synchronism Check Elements Voltage Inputs116
  - Synchronism Check Elements Operation116
  - Figure 3.32 Angle Difference between V119
  - Synchronism Check Applications for Automatic Reclosing and Manual Closing122
- Frequency Elements123
  - Frequency Element Settings123
  - Figure 3.33 Undervoltage Block for Frequency Elements123
  - Figure 3.34 Levels 1 through 6 Frequency Elements124
  - Table 3.16 Frequency Elements Settings and Settings Ranges125
  - Frequency Element Operation126
  - Frequency Element Uses127
Section 4: Loss-Of-Potential, CCVT Transient Detection, Load-Encroachment, and Directional Element Logic129
- Loss-Of-Potential Logic129
- CCVT Transient Detection Logic132
- Figure 4.2 CCVT Transient Blocking Logic132
- Load-Encroachment Logic133
- Directional Control for Ground Distance and Residual Ground Overcurrent Elements137
- Directional Control for Phase Distance and Negative-Sequence Elements145
- Directional Control Settings149
- Overcurrent Directional Control Provided by Torque Control Settings156
- Table 4.4 Torque Control Settings and Elements156
Section 5: Trip and Target Logic Trip Logic158
- Figure 5.1 Trip Logic158
- Figure 5.2 Minimum Trip Duration Timer Operation (See Bottom of Figure 5.1)159
- Set Trip159
- Factory Settings Example (Using Setting160
- Unlatch Trip160
- Additional Settings Examples161
- Program an Output Contact for Tripping162
- Switch-Onto-Fault Trip Logic163
Section 6: Close and Reclose Logic191
- Overview191
Section 7: Inputs, Outputs, Timers, and Other Control Logic Overview216
- Optoisolated Inputs217
- Local Control Switches221
- Remote Control Switches225
- Latch Control Switches227
- Multiple Setting Groups233
- SEL OGIC Control Equation Variables/Timers242
- Output Contacts246
- Rotating Default Display (Only on Models with LCD)250
Settings Sheets for the SEL-311C Relay331
- Overview363
- Port Connector and Communications Cables364
- Communications Protocols368
  - Software Protocols368
- Serial Port Automatic Messages371
  - SEL-DTA Protocol371
  - Table 10.4 Serial Port Automatic Messages371
- Serial Port Access Levels372
  - Access Level 0372
  - Access Level 2373
- Command Summary374
- Table 10.5 Serial Port Command Summary374
- Command Explanations376
SEL-311C Relay Command Summary403
Section 11: Front-Panel Interface (Only on Models with LCD)407
- Overview407
- Front-Panel Pushbutton Operation408
- Functions Unique to the Front-Panel Interface412
- Rotating Default Display418
Section 12: Standard Event Reports and SER423
- Overview423
- Standard 15/30/60/180-Cycle Event Reports424
- Example Standard 15-Cycle Event Report441
- Figure 12.3 Example Standard 15-Cycle Event Report 1/4-Cycle Resolution446
- Figure 12.4 Derivation of Event Report Current Values and RMS Current Values from Sampled Current Waveform447
- Figure 12.5 Derivation of Phasor RMS Current Values from Event Report Current Values448
- Sequential Events Recorder (SER) Report450
Section 13: Testing and Troubleshooting455
- Overview455
- Testing Philosophy456
Section 14: Application Settings for SEL-221 Series Relays517
- Overview517
- SEL-221G to SEL-311C Settings Conversion Guide518
- SEL-221F-3 to SEL-311C Settings Conversion Guide548
- SEL-221C to SEL-311C Settings Conversion Guide555
- SEL-221-16 to SEL-311C Settings Conversion Guide563
- SEL-2PG10 to SEL-311C Settings Conversion Guide569
SEL-311C Settings Sheet Application Setting 221G575
SEL-311C Settings Sheet Application Setting 221G-5581
SEL-311C Settings Sheet Application Setting 221H587
SEL-311C Settings Sheet Application Setting 221F593
SEL-311C Settings Sheet Application Setting 221F-3599
SEL-311C Settings Sheet Application Setting 221C605
SEL-311C Settings Sheet Application Setting611
SEL-311C Settings Sheet Application Setting 2PG10617
Table A.1 Firmware Revision History621
Appendix A: Firmware and Instruction Manual Versions621
- Firmware621
  - Determining the Firmware Version in Your Relay621
Table A.2 Settings Change History624
Table A.3 Instruction Manual Revision History625
Appendix B: Firmware Upgrade Instructions631
- Overview631
- Upgrade Procedure632
- Figure B.1 Establishing a Connection633
- Figure B.2 Determining the Computer Serial Port633
- Figure B.3 Determining Communications Parameters for the Computer634
- Figure B.4 Setting Terminal Emulation634
- Failure to Connect635
- Figure B.5 Terminal Emulation Startup Prompt635
- Figure B.6 Correcting the Port Setting635
- Figure B.7 Correcting the Communications Parameters636
- Figure B.8 Preparing Hyperterminal for ID Command Display637
- Figure B.9 List of Commands Available in SEL BOOT638
- Figure B.10 Matching Computer to Relay Parameters639
- Figure B.11 Example Receive File Dialog Box640
- Figure B.12 Example Filename Identifying Old Firmware Version640
- Figure B.13 Downloading Old Firmware640
- Figure B.14 Selecting New Firmware to Send to the Relay642
- Figure B.15 Transferring New Firmware to the Relay642
Table B.1 Troubleshooting New Firmware Upload643
- Figure B.16 Preparing Hyperterminal for ID Command Display646
- Factory Assistance647
Appendix C: SEL Distributed Port Switch Protocol (LMD)649
- Overview649
- Settings650
- Operation651
Appendix D: Configuration, Fast Meter, and Fast Operate Commands653
- Overview653
- Message Lists654
  - Binary Message List654
Table D.1 Binary Message List654
Table D.2 ASCII Configuration Message List654
- Message Definitions655
  - A5C0 Relay Definition Block655
  - A5C1 Fast Meter Configuration Block655
Table D.3 A5C0 Relay Definition Block655
Table D.4 A5C1 Fast Meter Configuration Block655
- A5D1 Fast Meter Data Block657
- A5C2/A5C3 Demand/Peak Demand Fast Meter Configuration Messages657
Table D.5 A5D1 Fast Meter Data Block657
Table D.6 A5C2/A5C3 Demand/Peak Demand Fast Meter Configuration Messages657
- A5D2/A5D3 Demand/Peak Demand Fast Meter Message660
- A5B9 Fast Meter Status Acknowledge Message660
Table D.7 A5D2/A5D3 Demand/Peak Demand Fast Meter Message660
- A5CE Fast Operate Configuration Block661
Table D.8 A5CE Fast Operate Configuration Block661
- A5E0 Fast Operate Remote Bit Control662
Table D.9 A5E0 Fast Operate Remote Bit Control662
- A5E3 Fast Operate Breaker Control663
- A5CD Fast Operate Reset Definition Block663
Table D.10 A5E3 Fast Operate Breaker Control663
Table D.11 A5CD Fast Operate Reset Definition Block663
- A5ED Fast Operate Reset Command664
- ID Message664
- DNA Message664
Table D.12 A5ED Fast Operate Reset Command664
- BNA Message665
- SNS Message666
Appendix E: Compressed ASCII Commands667
- Overview667
Table E.1 Compressed ASCII Commands667
- CASCII Command-General Format668
- CASCII Command-SEL-311C670
- CSTATUS Command-SEL-311C672
- CHISTORY Command-SEL-311C673
- CEVENT Command-SEL-311C674
Table E.2 Mapping Bits to Labels676
- CSU Command-SEL-311C677
Appendix F: Setting Negative-Sequence Overcurrent Elements679
- Setting Negative-Sequence Definite-Time Overcurrent Elements679
- Setting Negative-Sequence Time-Overcurrent Elements680
- Figure F.1 Minimum Response Time Added to a680
- Other Negative-Sequence Overcurrent Element References681
Appendix Gsel Synchrophasors683
- Overview683
- Introduction684
- Synchrophasor Measurement685
- Figure G.1 Phase Reference685
- External Equipment Compensation686
- Figure G.2 Waveform at Relay Terminals May Have a Phase Shift686
- Figure G.3 Correction of Measured Phase Angle686
- Protocol Operation687
  - Transmit Mode Control687
Table G.1 SEL Fast Message Protocol Format687
Table G.2 Unsolicited Fast Message Enable Packet688
Table G.3 Unsolicited Fast Message Disable Packet688
Table G.4 Permissible Message Periods Requested by Enable Message689
- Settings690
Table G.5 SEL-311C Global Settings for Synchrophasors690
Table G.6 SEL-311C Serial Port Settings for Synchrophasors690
- Descriptions of Synchrophasor Settings691
- Synchrophasor Relay Word Bits693
Table G.7 Time Synchronization Relay Word Bits693
- View Synchrophasors by Using the MET PM Command694
- Figure G.4 Sample MET PM Command Response695
- Communications Bandwidth696
Table G.8 SEL Fast Message Voltage and Current Selections Based on PHDATAV and PHDATAI696
Appendix H: Setting SEL OGIC Control Equations697
- Overview697
- Relay Word Bits698
Appendix Idnp Communications707
- Overview707
- Configuration708
Table I.1 Data Needed to Configure a Port for DNP708
- Data-Link Operation710
- Data Access Method711
Table I.2 Data Access Methods711
- DNP3 Documentation712
  - Device Profile712
Table I.3 SEL-311C DNP3 Device Profile712
- Object Table713
Table I.4 SEL-311C Relay DNP Object Table713
- Data Map716
Table I.5 SEL-311C-Wye DNP Data Map716
- Relay Summary Event Data720
Settings Sheet-DNP Port-Set P723
- Appendix J: MIRRORED BITS Communications725
Appendix J: M B Communications725
- Operation726
Table J.1 Error Types Reported by the Communications Report727
- Mirrored Bits729
- IRRORED ITS Protocol for the Pulsar 9600 Baud Modem729
- Settings730
Appendix K: Unsolicited Fast SER Protocol733
- Introduction733
- Make Sequential Events Recorder (SER) Settings with Care734
- Recommended Message Usage735
- Functions and Function Codes736
Table K.3 Message Format for Function Code 18737
Table K.4 Format of Message if SER Records Have Been Lost738
- Acknowledge Message Sent from Master to Relay, and from Relay to Master739
Appendix L: Quickset SEL-5030 Software741
- Ac Sel Erator741
- Appendix L: Acseleratorquickset SEL-5030 Software741
- Overview741
  - AC SEL ERATOR Quickset System Requirements742
- Installation743
- Ac Sel Erator744

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Brand	Schweitzer Engineering Laboratories
Model	SEL-311C
Category	Relays
Language	English