Basler BE1-11g - Page 122

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110 9424200994 Rev N

Figure 68. 87 Phase Differential Protection Functional Block Diagram

0BPhase Current Differential (87) Protection BE1-11g

Main Page

Default Chapter5
- Table of Contents5
Introduction13
- Applications13
- Features14
- Model and Style Number Description20
Quick Start23
- Maintenance23
- Storage23
- Install Bestcomsplus® Software23
- Power up and Activate the BE1-11 Plug-In24
- Programming the BE1-11G28
Controls and Indicators37
- Illustrations and Descriptions37
- Menu Navigation40
- Front Panel Operations40
- Display Setup42
Contact Inputs and Outputs45
- Contact-Sensing Inputs45
- Contact Outputs49
Overexcitation (24) Protection55
- Element Operation55
- Logic Connections57
- Operational Settings57
- Settings Example58
Sync-Check (25) Protection61
- Element Operation61
- Logic Connections64
- Operational Settings64
Phase Undervoltage (27P) Protection67
- Element Operation67
- Logic Connections68
- Operational Settings69
Auxiliary Undervoltage (27X) Protection71
- Element Operation71
- Logic Connections73
- Operational Settings73
Negative-Sequence Voltage (47) Protection75
Phase Overvoltage (59P) Protection77
- Element Operation77
- Logic Connections78
- Operational Settings78
Auxiliary Overvoltage (59X) Protection81
- Element Operation81
- Logic Connections83
- Operational Settings83
Stator Ground (64G) Protection85
Vector Jump (78V) Protection87
- Element Operation87
- Logic Connections88
- Operational Settings88
Frequency (81) Protection91
- Frequency Measurement91
- Underfrequency and Overfrequency Protection91
- Frequency Rate-Of-Change Protection92
- Logic Connections94
- Operational Settings94
Negative-Sequence Overcurrent (46) Protection97
- Pickup Settings97
- Coordination Settings98
Instantaneous Overcurrent (50) Protection99
- Element Operation99
- Logic Connections100
- Operational Settings101
Breaker Failure (50BF) Protection103
- Element Operation103
- Logic Connections104
- Operational Settings105
Inverse Overcurrent (51) Protection107
- Element Operation107
- Logic Connections112
- Operational Settings112
Directional Overcurrent (67) Protection115
- Polarization Methods115
- Maximum Torque Angle and Directional Tests117
- Theory of Using Sequence Impedances for Fault Direction118
Phase Current Differential (87) Protection121
- Element Operation121
- Logic Connections124
- Settings125
Neutral Current Differential (87N) Protection129
- Element Operation129
- Logic Connections131
- Operational Settings132
Phase Differential Protection: Self-Balancing and Split-Phase Configurations (50/51)133
Power (32) Protection135
- Element Operation135
- Logic Connections138
- Operational Settings138
Loss of Excitation - Reverse Var Based (40Q) Protection139
- Element Operation139
- Logic Connections140
- Operational Settings141
Distance (21) Protection143
- Element Operation143
- Logic Connections144
- Operational Settings144
Loss of Excitation - Impedance Based (40Z) Protection147
- Element Operation147
- Logic Connections148
- Operational Settings149
- Typical Application150
Out of Step (78OOS) Protection151
- Element Operation151
- Logic Connections152
- Operational Settings153
Resistance Temperature Detector (49RTD) Protection155
- Element Operation155
- Logic Connections156
- Operational Settings156
- Remote RTD Metering157
Analog Input Protection159
- Element Operation159
- Logic Connections160
- Operational Settings160
- Remote Analog Input Metering161
Synchronizer (25A)163
- Element Operation163
- Logic Connections167
- Operational Settings169
Virtual Control Switches (43)171
- Element Operation171
- Logic Connections173
- Operational Settings173
Logic Timers (62)175
- Element Operation175
- Logic Connections178
- Operational Settings178
Lockout Functions (86)181
- Element Operation181
- Logic Connections181
- Operational Settings181
- Retrieving Lockout Status from the BE1-11G182
Breaker Control Switch (101)183
- Element Operation183
- Logic Connections184
- Operational Settings185
Setting Groups187
- Setting Group Functions187
- Logic Connections190
- Operational Settings191
- Logic Override of the Setting Group Selection Function193
Metering195
- Metering Explorer195
- Analog Metering Functions196
Sequence of Events203
- Retrieving SER Information203
Fault Reporting205
- Fault Reporting Trigger Logic205
- Targets205
- Fault Reports208
- Oscillographic Records211
- Distance to Fault212
- Protective Fault Analysis214
Alarms217
- Alarm Settings219
- User Programmable Alarms219
- Retrieving Alarm Information220
- Resetting Alarms220
Differential Reporting223
Breaker Monitoring225
- Breaker Status Reporting225
- Breaker Duty Monitoring226
- Breaker Alarms230
Demands231
- Current231
- Power232
- Retrieving Demand Reporting Information232
Load Profile235
- Setting the Load Profile Recording Function235
- Retrieving Load Profile Recorded Data235
Power Quality237
- Power Quality Settings237
- Retrieving Power Quality Data237
Trip Circuit Monitor (52TCM)241
- Element Operation241
- Logic Connections246
- Operational Settings247
Fuse Loss (60FL)249
- Element Operation249
- Logic Connections251
- Operational Settings251
Bestnet™Plus253
- Status Page253
- Real Time Data253
- Demand Data254
- Faults255
- Sequence of Events257
- Power Quality257
Mounting259
- J Type Case Cutouts and Dimensions259
- H or P Type Case Cutouts and Dimensions267
- Dovetailing Procedure274
Terminals and Connectors277
- J Type Case277
- H or P Type Case278
- CT Polarity279
Typical Connections283
Power System Applications289
Bestcomsplus® Software295
- Installation296
- Activate the BE1-11 Plugin for Bestcomsplus296
- Menu Bars301
- Settings Explorer303
- Metering Explorer304
- Settings File Management304
- Auto Export Metering306
- Bestcomsplus® Updates307
- Firmware Updates307
Bestlogic™Plus309
- Overview of Bestlogic™Plus309
- Logic Schemes319
- Programming Bestlogic™Plus324
- Offline Logic Simulator325
- Bestlogic™Plus File Management325
- Bestlogic™Plus Examples327
Communication329
- Connections329
- Ethernet Setup330
- Email Setup332
- RS-485 Setup333
- DNP Setup333
- Modbus™ Setup337
Security339
- Access Levels339
- Username Setup339
- Port Access Setup340
- Access Control341
- Viewing the Security Log342
Timekeeping343
- Clock Setup343
- Setting the Time and Date344
- IRIG Port345
- Real-Time Clock Specifications345
- Backup Battery for the Real-Time Clock346
Device Information351
- Style Number351
- Device Info352
- Firmware Updates352
Configuration355
- Power System Measurements355
- Power System Settings358
- Sensing Transformers Settings359
- Transformer Setup361
- Display Units371
Introduction to Testing373
- Testing Philosophies373
- Testing and Troubleshooting Aids374
Acceptance Testing377
- Test Equipment377
- Power up377
- Communications377
- Style Number and Serial Number Verification377
- IRIG Verification (if Used)378
- Contact Sensing Inputs378
- Control Outputs378
- Current Circuit Verification379
- Three-Phase Voltage Circuit Verification380
- Power Reading Verification381
- Auxiliary Voltage Input Verification - VX and VX 3381
- Rd (Fundamental and Third Harmonic)381
- Frequency Verification382
Commissioning Testing383
- Digital I/O Connection Verification383
- Virtual Selector Switches384
- Virtual Control Switch384
- Protection and Control Function Verification385
- Verify Other Setpoints as Appropriate385
- Reporting and Alarm Functions385
Periodic Testing389
- Settings Verification389
- Analog Circuit Verification389
Overexcitation (24) Test391
- Functional Test Procedure391
- Functional Test Report395
Sync-Check (25) Test397
- Functional Test Procedure397
- Functional Test Report400
Phase Undervoltage (27P) Test403
- Functional Test Procedure403
- Functional Test Report405
Auxiliary Undervoltage (27X) Test407
- Functional Test Procedure407
- Functional Test Report416
Phase Overvoltage (59P) Test419
- Functional Test Procedure419
- Functional Test Report421
Auxiliary Overvoltage (59X) Test423
- Functional Test Procedure423
- Functional Test Report431
Vector Jump (78V) Test435
- Functional Test Procedure435
- Functional Test Report436
Frequency (81) Test439
- Functional Test Procedure439
- Functional Test Report444
Instantaneous Overcurrent (50) Test447
- Functional Test Procedure447
- Functional Test Report454
Breaker Fail (50BF) Test459
- Functional Test Procedure459
- Functional Test Report462
Inverse Overcurrent (51) Test463
- Functional Test Procedure463
- Functional Test Report472
Directional Overcurrent (67) Test479
- Functional Test Procedure479
- Functional Test Report485
Phase Current Differential (87) Test487
- Restrained Functional Test Procedure487
- Unrestrained Functional Test Procedure494
- Harmonic Restraint Functional Test Procedure494
- Functional Test Reports496
Neutral Current Differential (87N) Test499
- Functional Test Procedure499
- Functional Test Report501
Power (32) Test503
- Functional Test Procedure503
- Functional Test Report506
Loss of Excitation - Reverse Var Based (40Q) Test509
- Functional Test Procedure509
- Functional Test Report511
Distance (21) Test513
- Pickup Verification513
- Timing Verification514
- Functional Test Report515
Loss of Excitation - Impedance Based (40Z) Test517
- Functional Test Procedure517
- Functional Test Report519
Out of Step (78OOS) Test521
- Functional Test Procedure521
- Functional Test Report524
Synchronizer (25A) Test525
- Phase-Lock-Loop (PLL) Functional Test Procedure525
- Functional Test Report - PLL530
- Anticipatory Functional Test Procedure531
- Functional Test Report - Anticipatory535
- Voltage Monitor Functional Test Procedure535
- Voltage Monitor Functional Test Report538
Virtual Control Switches (43) Test539
- Functional Test Procedure539
- Functional Test Report541
Logic Timers (62) Test543
- Functional Test Procedure543
- Functional Test Report551
Lockout Functions (86) Test553
- Functional Test Procedure553
- Functional Test Report554
Breaker Control Switch (101) Test555
- Functional Test Procedure555
- Functional Test Report556
Frequently Asked Questions (FAQ)557
- Electrical/Connections557
- General Operation557
- Features558
- Communications558
Troubleshooting559
- Communications559
- Inputs and Outputs560
- Metering/Display560
- General Operation560
Specifications563
- Operational Specifications563
- General Specifications574
Specifications - 25 Hz Operation581
- Operational Specifications581
Time Curve Characteristics593
- Inverse Overcurrent (51)593
- Under/Overvoltage (27/59)621
- Overexcitation (24)625
RTD Module629
- Features629
- Functional Description629
- Mounting630
- Connections631
- RTD Module Communications Setup Procedure634
- RTD Module Plugin for Bestcomsplus637
- Remote Analog Inputs Configuration642
- Remote Analog Outputs Configuration643
- Remote Rtds Configuration644
- Specifications645
- Repair648
- Maintenance648
- Storage648
Digital Points649
Revision History663

Basler BE1-11g - Page 122

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