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Protection Device
7SJ85
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Figure 12-15
Operate Curve of Overload Protection
Technical Data
12.22 Thermal Overload Protection, 3-Phase – Advanced
1496
SIPROTEC 5, Overcurrent Protection, Manual
C53000-G5040-C017-8, Edition 07.2017
1495
1497
Table of Contents
Main Page
Default Chapter
3
Preface
3
Open Source Software
7
Table of Contents
9
1 Introduction
39
General
40
Properties of SIPROTEC 5
42
2 Basic Structure of the Function
43
Function Embedding in the Device
44
Adjustment of Application Templates/Functional Scope
51
Function Control
53
Text Structure and Reference Number for Settings and Indications
57
Information Lists
59
3 System Functions
61
Indications
62
General
62
Reading Indications on the On-Site Operation Panel
62
Reading Indications from the PC with DIGSI 5
64
Displaying Indications
65
Logs
67
General
67
Operational Log
69
Fault Log
70
Ground-Fault Log
71
User Log
73
Setting-History Log
75
Communication Log
77
Security Log
78
Device-Diagnosis Log
79
Saving and Deleting the Logs
80
Spontaneous Indication Display in DIGSI 5
82
Spontaneous Fault Display on the On-Site Operation Panel
82
Stored Indications in the SIPROTEC 5 Device
84
Resetting Stored Indications of the Function Group
85
Test Mode and Influence of Indications on Substation Automation Technology
85
Measured-Value Acquisition
86
Processing Quality Attributes
88
Overview
88
Quality Processing/Affected by the User for Received GOOSE Values
90
Quality Processing/Affected by the User in CFC Charts
96
Quality Processing/Affected by the User in Internal Device Functions
100
Fault Recording
104
Overview of Functions
104
Structure of the Function
104
Function Description
104
Application and Setting Notes
107
Settings
109
Information List
109
Protection Communication
111
Overview
111
Protection-Communication Structure
111
Protection Interface and Protection Topology
112
Overview of Functions
112
Structure of the Function
112
Function Description
113
Initialization and Configuration of the Protection Interface in DIGSI 5
122
Device-Combination Settings
123
Selecting the Connection
125
Setting Notes for the Protection Interface
125
Routing Information in DIGSI 5
128
Diagnostic Measured Values of the Protection Interface
134
Diagnostic Data for the Protection Interface
138
Settings
142
Information List
143
Date and Time Synchronization
146
Overview of Functions
146
Structure of the Function
146
Function Description
146
Application and Setting Notes
149
Settings
152
Information List
153
User-Defined Objects
154
Overview
154
Basic Data Types
155
Pulse- and Energy- Metered Values , Transformer Taps
158
Additional Data Types
158
External Signals
158
Other Functions
160
Signal Filtering and Chatter Blocking for Input Signals
160
Acquisition Blocking and Manual Updating
164
Persistent Commands
167
Device Logoff
167
Overview
167
Application and Setting Notes
168
Information List
170
General Notes for Setting the Threshold Value of Protection Functions
171
Overview
171
Modifying the Transformer Ratios in DIGSI 5
171
Changing the Transformation Ratios of the Transformer on the Device
178
3.10 Device Settings
179
General Device Settings
179
Overview
179
Application and Setting Notes
180
Settings
181
SIPROTEC 5, Overcurrent Protection, Manual C53000-G5040-C017-8, Edition
182
Information List
182
Settings-Group Switching
182
Overview of Functions
182
Structure of the Function
183
Function Description
183
Application and Setting Notes
184
Settings
184
Information List
185
4 Applications
187
Overview
188
Application Templates and Functional Scope for the Devices 7SJ82/7SJ85
189
5 Function-Group Types
195
Function-Group Type Voltage/Current 3-Phase
196
Overview
196
Structure of the Function Group
196
Application and Setting Notes
200
Write-Protected Settings
201
Settings
201
Information List
202
Function-Group Type Voltage/Current 1-Phase
203
Overview
203
Structure of the Function Group
203
Application and Setting Notes
206
Write-Protected Settings
207
Settings
207
Information List
208
Function-Group Type Voltage 3-Phase
209
Overview
209
Structure of the Function Group
209
Application and Setting Notes
210
Settings
210
Information List
211
Function-Group Type Capacitor Bank
212
Overview
212
Structure of the Function Group
213
Application and Setting Notes
221
Write-Protected Settings
222
Settings
223
Information List
223
Function-Group Type Capacitor Bank Differential Protection
224
Function-Group Types
224
Function-Group Type Capacitor Bank Diff
225
Overview
225
Structure of the Function Group
226
Information List
228
Function-Group Type Capacitor Bank Side
228
Overview
228
Structure of the Function Group
229
Application and Setting Notes
234
Write-Protected Settings
235
Settings
236
Information List
236
Function-Group Type Analog Units
237
Overview
237
Structure of the Function Group
237
20-Ma Unit Ethernet
239
Overview
239
Structure of the Function
239
Communication with 20-Ma Unit Ethernet
240
Application and Setting Notes
241
20-Ma Channel
241
Application and Setting Notes
244
Settings
245
Information List
246
20-Ma Unit Serial
246
Overview
246
Application and Setting Notes
246
Settings
248
Information List
249
Communication with 20-Ma Unit
249
Integration of a Serial 20-Ma Unit
249
Integration of a 20-Ma Unit Ethernet
252
V/I-Measuring-Transducer Unit with Fast Inputs
254
Overview
254
Structure of the Function
255
Function Description
255
Application and Setting Notes
256
Settings
260
Information List
262
RTD Unit Ethernet
262
Overview
262
Structure of the Function
262
Communication with an RTD Unit
263
Application and Setting Notes
264
Temperature Sensor
265
Application and Setting Notes
265
Settings
266
Information List
266
RTD Unit, Serial
267
Overview
267
Application and Setting Notes
267
Settings
268
Information List
269
Communication with RTD Unit
270
Integration of a Serial RTD Unit (Ziehl TR1200)
270
Integration of an RTD-Unit Ethernet (TR1200 IP)
273
Temperature Simulation Without Sensors
275
Function-Group Type Circuit Breaker
276
Overview
276
Structure of the Function Group
277
Application and Setting Notes
278
Settings
279
Information List
280
Trip Logic
281
Function Description
281
Application and Setting Notes
282
Settings
282
Information List
282
Circuit Breaker
283
Overview
283
Tripping, Opening, and Closing the Circuit Breaker
283
Acquisition of Circuit-Breaker Auxiliary Contacts and Further Information
284
Definitive Tripping, Circuit-Breaker Tripping Alarm Suppression
285
Tripping and Opening Information
286
Application and Setting Notes
287
Settings
290
Information List
290
Circuit-Breaker Position Recognition for Protection-Related Auxiliary Functions
290
Overview
290
Detection Manual Closure (for AREC and Process Monitor)
291
Function Description
291
Application and Setting Notes
292
Settings
293
Information List
293
Process Monitor
294
Overview of Functions
294
Structure of the Function
294
Current-Flow Criterion
295
Application and Setting Notes (Current-Flow Criterion)
296
Circuit-Breaker Condition for the Protected Object
296
Closure Detection
297
Information List
297
Cold-Load Pickup Detection (Optional)
298
Application and Setting Notes (Cold-Load Pickup Detection)
299
Settings
300
Information List
300
6 Protection and Automation Functions
301
Power-System Data
303
Overview
303
Structure of the Power-System Data
303
Application and Setting Notes - General Settings
303
Application and Setting Notes for Measuring Point Current 3-Phase (I-3Ph)
304
Application and Setting Notes for Measuring Point Current 1-Phase (I-1Ph)
306
Application and Setting Notes for Measuring Point Voltage 3-Phase (V-3Ph)
307
Application and Setting Notes for Measuring Point Voltage 1-Phase (V-1Ph)
311
Settings
312
Information List
318
Group Indications of Overcurrent Protection Functions
322
Description
322
Overcurrent Protection, Phases
323
Overview of Functions
323
Structure of the Function
323
Filter for RMS Value Gain
325
Description
325
Application and Setting Notes
326
Settings
327
Information List
327
Stage with Definite-Time Characteristic Curve
328
Description
328
Application and Setting Notes
332
Settings
335
Information List
338
Stage with Inverse-Time Characteristic Curve
339
Description
339
Application and Setting Notes
343
Settings
346
Information List
348
Stage with User-Defined Characteristic Curve
349
Description
349
Application and Setting Notes
350
Settings
351
Information List
354
Blocking of the Tripping by Device-Internal Inrush-Current Detection
354
Description
354
Application and Setting Notes
355
Influence of Other Functions Via Dynamic Settings
355
Description
355
Application and Setting Notes (Advanced Stage)
359
Voltage-Dependent Overcurrent Protection, Phases
360
Overview of Functions
360
Structure of the Function
360
Stage with Inverse-Time Overcurrent Protection, Voltage-Dependent
361
Description
361
Application and Setting Notes
363
Settings
365
Information List
365
Stage with Inverse-Time Overcurrent Protection, Voltage-Released
366
Description
366
Application and Setting Notes
367
Settings
368
Information List
368
Stage with Definite-Time Overcurrent Protection, Undervoltage Seal-In
369
Description
369
Application and Setting Notes
370
Settings
371
Information List
372
Stage with Definite-Time Overcurrent Protection, Voltage-Released Undervoltage Seal-In
373
Description
373
Application and Setting Notes
374
Settings
376
Information List
377
Overcurrent Protection, Ground
378
Overview of Functions
378
Structure of the Function
378
General Functionality
379
Description
379
Application and Setting Notes
380
Settings
381
Stage with Definite-Time Characteristic Curve
382
Description
382
Application and Setting Notes
384
Settings
386
Information List
388
Stage with Inverse-Time Characteristic Curve
390
Description
390
Application and Setting Notes
393
Settings
394
Information List
397
Stage with User-Defined Characteristic Curve
397
Description
397
Application and Setting Notes
398
Settings
400
Information List
402
Blocking of the Tripping by Device-Internal Inrush-Current Detection
402
Description
402
Application and Setting Notes
403
Influence of Other Functions Via Dynamic Settings
403
Description
403
Application and Setting Notes (Advanced Stage)
407
Directional Overcurrent Protection, Phases
408
Overview of Functions
408
Structure of the Function
408
Stage Control
410
Description
410
Application and Setting Notes
410
Stage with Definite-Time Characteristic Curve
411
Description
411
Application and Setting Notes
414
Settings
416
Information List
418
Stage with Inverse-Time Characteristic Curve
419
Description
419
Application and Setting Notes
422
Settings
425
Information List
427
Stage with User-Defined Characteristic Curve
428
Description
428
Application and Setting Notes
429
Settings
430
Information List
433
Direction Determination
433
Description
433
Application and Setting Notes
436
Influence of Other Functions Via Dynamic Settings
437
Application Notes for Parallel Lines and Cable Runs with Infeed at both Ends
437
Application Notes for Directional Comparison Protection
438
Directional Overcurrent Protection, Ground
440
Overview of Functions
440
Structure of the Function
440
General Functionality
442
Measured-Value Selection
442
Direction Determination
443
Application and Setting Notes
445
Settings
447
Information List
448
Stage Control
448
Description
448
Application and Setting Notes
448
Stage with Definite-Time Characteristic Curve
450
Description
450
Application and Setting Notes
453
Settings
455
Information List
458
Stage with Inverse-Time Characteristic Curve
459
Description
459
Application and Setting Notes
463
Settings
466
Information List
468
Stage with Inverse-Time Overcurrent Protection with Logarithmic-Inverse Char- Acteristic Curve
470
Description
470
Application and Setting Notes
472
Settings
473
Information List
475
Stage with Knee-Point Characteristic Curve
476
Description
476
Application and Setting Notes
477
Settings
478
Information List
479
Stage with User-Defined Characteristic Curve
480
Description
480
Application and Setting Notes
481
Settings
482
Information List
485
Influence of Other Functions Via Dynamic Settings
485
Inrush-Current Detection
486
Overview of Functions
486
Structure of the Function
486
Function Description
486
Application and Setting Notes
490
Settings
491
Information List
492
Instantaneous High-Current Tripping
493
Overview of Functions
493
Structure of the Function
493
Standard Release Procedure
494
Application and Setting Notes
495
Release Procedure Via Protection Interface
496
Application and Setting Notes
498
Settings
498
Information List
498
Arc Protection
500
Overview of Function
500
Structure of the Function
500
Function Description
501
Application and Setting Notes - General Settings
503
Application and Setting Notes for the Stage
504
Settings
505
Information List
506
Application Example for Arc Protection with Point Sensors in Operating Mode: Light Only
508
Description
508
Application and Setting Notes
509
Application Example for Arc Protection with Point Sensors in Operating Mode: Light and Current
510
Description
510
Application and Setting Notes
512
Application Example for Arc Protection with Point Sensors Via External Trip Initiation
512
Description
512
Application and Setting Notes
514
Application Example for Arc Protection with a Line Sensor in Operating Mode: Light and Current
516
Description
516
Application and Setting Notes
518
Instantaneous Tripping at Switch Onto Fault
519
Overview of Functions
519
Structure of the Function
519
Stage Description
520
Application and Setting Notes
520
Settings
521
Information List
521
Overcurrent Protection, 1-Phase
522
Function Overview
522
Structure of the Function
522
Stage with Definite-Time Characteristic Curve
524
Description
524
Application and Setting Notes
525
Settings
526
Information List
526
Stage with Inverse-Time Characteristic Curve
527
Description
527
Application and Setting Notes
528
Settings
529
Information List
530
Stage with User-Defined Characteristic Curve
530
Description
530
Application and Setting Notes
531
Settings
532
Information List
533
Fast Stage
533
Description
533
Application and Setting Notes
534
Settings
535
Information List
535
Application Example: High-Impedance Restricted Ground-Fault Protection
535
Description
535
Application and Setting Notes
537
Application Example: Tank Leakage Protection
541
Description
541
Application and Setting Notes
542
Non-Directional Intermittent Ground-Fault Protection
543
Overview of Functions
543
Structure of the Function
543
Stage Description
544
Application and Setting Notes
548
Settings
549
Information List
550
Directional Intermittent Ground-Fault Protection
551
Overview of Functions
551
Structure of the Function
551
Stage Description
552
Application and Setting Notes
558
Settings
560
Information List
561
Sensitive Ground-Fault Detection
562
Overview of Functions
562
Structure of the Function
562
General Functionality
564
Description
564
Application and Setting Notes
567
Parameter
567
Informationen
568
Directional 3I0 Stage with Cos Φ or sin Φ Measurement
568
Description
568
Application and Setting Notes
574
Settings
576
Information List
577
Directional Transient Ground-Fault Stage
578
Description
578
Application and Setting Notes
582
Settings
584
SIPROTEC 5, Overcurrent Protection, Manual C53000-G5040-C017-8, Edition
584
Information List
585
Usage Information for Detection of Intermittent Ground Faults
585
Directional 3I0 Stage with Φ(V0,3I0) Measurement
586
Description
586
Application and Setting Notes
589
Settings
591
Information List
591
Directional Y0 Stage with G0 or B0 Measurement
592
Description
592
Application and Setting Notes
596
Settings
599
Information List
600
Directional Stage with Phasor Measurement of a Harmonic
600
Description
600
Application and Setting Notes
605
Settings
607
Information List
607
Non-Directional V0 Stage with Zero-Sequence Voltage/Residual Voltage
608
Description
608
Application and Setting Notes
609
Settings
612
Information List
612
Non-Directional 3I0 Stage
612
Description
612
Application and Setting Notes
614
Settings
615
Information List
615
Non-Directional Y0 Stage
615
Description
615
Application and Setting Notes
618
Settings
619
Information List
619
Pulse-Pattern Detection Stage
619
Description
619
Application and Setting Notes
624
Settings
627
Information List
627
Undercurrent Protection
628
Overview of Functions
628
Structure of the Function
628
Stage Description
629
Application and Setting Notes
630
Settings
631
Information List
632
Negative-Sequence Protection
633
Overview of Functions
633
Structure of the Function
633
General Functionality
634
Description
634
Application and Setting Notes
634
Stage with Definite-Time Characteristic Curve
636
Stage Description
636
Application and Setting Notes
637
Settings
637
Information List
638
Stage with Inverse-Time Characteristic Curve
639
Description
639
Application and Settings Notes
640
Settings
641
Information List
641
Directional Negative-Sequence Protection
642
Overview of Functions
642
Structure of the Function
642
Function Description
642
Application and Setting Notes for Direction Determination
647
Application and Setting Notes for Stages
647
Settings
649
Information List
650
Thermal Overload Protection, 3-Phase - Advanced
651
Overview of Functions
651
Structure of the Function
651
Filter for RMS Value Gain
651
Description
651
Application and Setting Notes
652
Settings
653
Information List
654
Stage with Thermal Overload Protection, 3-Phase - Advanced
654
Description
654
Application and Setting Notes
659
Settings
662
Information List
663
Thermal Overload Protection, User-Defined Characteristic Curve
665
Overview of Functions
665
Structure of the Function
665
Function Description
666
Application and Setting Notes
670
Settings
673
Information List
674
Thermal Overload Protection, 1-Phase
676
Overview of Functions
676
Structure of the Function
676
Function Description
677
Application and Setting Notes
680
Settings
684
Information List
685
Unbalanced-Load Protection
686
Overview of Functions
686
Structure of the Function
686
Function Description
687
Application and Setting Notes
689
Settings
691
Information List
691
Overvoltage Protection with 3-Phase Voltage
692
Overview of Functions
692
Structure of the Function
692
Stage with Definite-Time Characteristic Curve
693
Description
693
Application and Setting Notes
694
Settings
696
Information List
696
Stage with Inverse-Time Characteristic Curve
698
Description
698
Application and Setting Notes
701
Settings
702
Information List
703
Overvoltage Protection with Zero-Sequence Voltage/Residual Voltage
704
Overview of Functions
704
Structure of the Function
704
Stage Description
705
Application and Setting Notes
706
Settings
709
Information List
709
Overvoltage Protection with Positive-Sequence Voltage
710
Overview of Functions
710
Structure of the Function
710
Stage Description
711
Application and Setting Notes
711
Settings
712
Information List
712
Overvoltage Protection with Negative-Sequence Voltage
714
Overview of Functions
714
Structure of the Function
714
General Functionality
714
Description
714
Application and Setting Notes
715
Settings
716
Information List
716
Stage with Negative-Sequence Voltage
717
Description
717
Application and Setting Notes
717
Settings
719
Information List
720
Overvoltage Protection with any Voltage
721
Overview of Functions
721
Structure of the Function
721
Stage Description
722
Application and Setting Notes
723
Settings
725
Information List
725
Overvoltage Protection with Negative-Sequence Voltage/Positive-Sequence Voltage
727
Overview of Functions
727
Structure of the Function
727
General Functionality
727
Description
727
Application and Setting Notes
728
Settings
729
Information List
729
Stage with Negative-Sequence Voltage/Positive-Sequence Voltage
730
Description
730
Application and Setting Notes
730
Settings
732
Information List
733
Undervoltage Protection with 3-Phase Voltage
734
Overview of Functions
734
Structure of the Function
734
Stage with Definite-Time Characteristic Curve
735
Description
735
Application and Setting Notes
737
Settings
740
Information List
741
Stage with Inverse-Time Characteristic Curve
742
Description
742
Application and Setting Notes
746
Settings
749
Information List
749
Undervoltage Protection with Positive-Sequence Voltage
750
Overview of Functions
750
Structure of the Function
750
Stage Description
751
Application and Setting Notes
752
Settings
755
Information List
756
Undervoltage Protection with any Voltage
757
Overview of Functions
757
Structure of the Function
757
Stage Description
758
Application and Setting Notes
759
Settings
761
Information List
762
Overfrequency Protection
763
Overview of Functions
763
Structure of the Function
763
Overfrequency-Protection Stage
764
Application and Setting Notes
765
Settings
766
Information List
767
Underfrequency Protection
768
Overview of Functions
768
Structure of the Function
768
Underfrequency-Protection Stage
769
Application and Setting Notes
770
Settings
771
Information List
772
Underfrequency Load Shedding
773
Overview of Functions
773
Structure of the Function
773
General Functionality
774
Description
774
Application and Setting Notes
777
Stage Description
780
Description
780
Application and Setting Notes
782
Settings
783
Information List
783
Rate of Frequency Change Protection
785
Overview of Functions
785
Structure of the Function
785
General Functions (Undervoltage Test, Df/Dt Calculation)
785
Description
785
Application and Setting Notes
786
Stage Description
787
Description
787
Application and Setting Notes
788
Settings
789
Information List
789
Vector-Jump Protection
791
Overview of Functions
791
Structure of the Function
791
General Functionality
791
Description
791
Application and Setting Notes
794
Settings
794
Information List
794
Δφ Stage
795
Description
795
Application and Setting Notes
796
Settings
797
Information List
797
I1 < Release Stage
797
Description
797
Application and Setting Notes
798
Settings
798
Information List
798
Power Protection (P,Q), 3-Phase
799
Overview of Functions
799
Structure of the Function
799
Active Power Stage
800
Reactive Power Stage
802
Application Example
803
Setting Notes for the Active Power Stage
804
Setting Notes for the Reactive Power Stage
805
Settings
806
Information List
807
Reverse-Power Protection
809
Overview of Functions
809
Structure of the Function
809
General Functionality
810
Description
810
Application and Setting Notes
811
Settings
813
Information List
813
Stage Description
814
Description
814
Application and Setting Notes
815
Settings
815
Information List
816
Overexcitation Protection
817
Overview of Functions
817
Structure of the Function
817
Stage with Dependent Characteristic Curve (Thermal Stage)
818
Function Description
818
Application and Setting Notes
821
Settings
822
Information List
822
Stage with Independent Characteristic Curve
824
Function Description
824
Application and Setting Notes
824
Settings
825
Information List
825
Undervoltage-Controlled Reactive-Power Protection
827
Overview of Functions
827
Structure of the Function
827
Protection Stage
828
Description
828
Application and Setting Notes
829
Settings
831
Information List
832
Reclosure Stage
833
Description
833
Application and Setting Notes
834
Settings
835
Information List
835
Circuit-Breaker Failure Protection
836
Overview of Functions
836
Structure of the Function
836
Function Description
837
Application and Setting Notes
843
Settings
850
Information List
851
Circuit-Breaker Restrike Protection
853
Overview of Function
853
Structure of the Function
853
Function Description
853
Application and Setting Notes
857
Settings
860
Information List
861
Restricted Ground-Fault Protection
862
Overview of Functions
862
Structure of the Function
862
Function Description
863
Application and Setting Notes
868
Settings
878
Information List
879
External Trip Initiation 3-Pole
880
Overview of Functions
880
Structure of the Function
880
Stage Description
881
Application and Setting Notes
881
Settings
882
Information List
882
Automatic Reclosing Function
883
Overview of Functions
883
Structure of the Function
883
Cooperation of the Automatic Reclosing Function and Protection Functions
885
Cyclic Automatic Reclosing Function
887
Operating Modes for Cyclic Automatic Reclosing Function
887
Structure of the Cyclic Automatic Reclosing Function
890
Input Logic for Operating Modes with Tripping
891
Input Logic for Operating Modes with Pickup
892
Start
893
Cycle Control with Operating Mode 1: with Tripping/With Action Time
894
Cycle Control with Operating Mode 2: with Pickup/With Action Time
896
Cycle Control with Operating Mode 3: with Tripping/Without Action Time
898
Cycle Control with Operating Mode 4: with Pickup/Without Action Time
899
Stage Release
900
Dead Time for Operating Modes with Tripping
901
Dead Time for Operating Modes with Pickup
902
Evolving-Fault Detection During Dead Time
903
Closing Indication and Close Command
905
Reclaim Time
908
Circuit-Breaker Readiness
909
Blockings
910
Dead-Line Checking (DLC) and Reduced Dead Time (RDT)
913
Settings
915
Information List
917
Automatic Reclosing Function with Adaptive Dead Time (ADT)
919
Description
919
Settings
920
Information List
920
Cooperation with External Automatic Reclosing Function
922
Description
922
Information List
923
Application and Setting Notes for General Settings
924
Application and Setting Notes for 1 Cycle of the Cyclic Automatic Reclosing Function
930
Fault Locator
933
Overview of Functions
933
Structure of the Function
933
Function Description
934
Application and Setting Notes
935
Settings
939
Information List
939
Temperature Supervision
941
Overview of Functions
941
Structure of the Function
941
Function Description
942
Application and Setting Notes
942
Settings
943
Information List
948
Phase-Sequence Switchover
951
Overview of Functions
951
Structure of the Function
951
Function Description
951
Application and Setting Notes
954
Settings
955
Information List
956
Current-Jump Detection
957
Overview of Functions
957
Structure of the Function
957
Function Description
957
Application and Setting Notes
958
Settings
959
Information List
959
Voltage-Jump Detection
960
Overview of Functions
960
Structure of the Function
960
Function Description
960
Application and Setting Notes
961
Settings
962
Information List
962
Voltage Measuring-Point Selection
963
Overview of Functions
963
Function Description
963
Application and Setting Notes
964
Information List
965
7 Capacitor Bank Protection
967
Introduction
968
Overcurrent Protection for Capacitor Banks
969
Overview
969
Overcurrent Protection, Phases for Protection of RLC Filter-Circuit Elements
969
Structure of the Function
969
Function Description
970
Application and Setting Notes
971
Thermal Overload Protection for Capacitor Banks
973
Overview of Functions
973
Structure of the Function
973
Function Description
973
Application and Setting Notes
974
Settings
975
Information List
976
Current-Unbalance Protection for Capacitors, 3-Phase
977
Overview of Functions
977
Structure of the Function
977
General Functions and Measuring-Point Selection
977
Description
977
Application and Setting Notes
984
Settings
993
Information List
993
Overcurrent-Protection Stage I
994
Description
994
Application and Setting Notes
996
Settings
997
Information List
998
Counter Stage
999
Description
999
Application and Setting Notes
1000
Settings
1001
Information List
1001
Current-Unbalance Protection for Capacitors, 1-Phase
1002
Overview of Functions
1002
Structure of the Function
1002
General Functions and Measuring-Point Selection
1002
Description
1002
Application and Setting Notes
1008
Settings
1010
Information List
1011
Overcurrent-Protection Stage I
1012
Description
1012
Application and Setting Notes
1013
Settings
1014
Information List
1015
Counter Stage
1016
Description
1016
Application and Setting Notes
1017
Settings
1018
Information List
1018
Peak Overvoltage Protection for Capacitors
1020
Overview of Functions
1020
Structure of the Function
1020
Stage with Inverse-Time Characteristic Curve
1021
Description
1021
Application and Setting Notes
1023
Settings
1025
Information List
1025
Stage with Definite-Time Characteristic Curve
1027
Description
1027
Application and Setting Notes
1028
Settings
1028
Information List
1029
Stage with User-Defined Characteristic Curve
1029
Description
1029
Application and Setting Notes
1030
Settings
1031
Information List
1031
Voltage Differential Protection for Capacitors
1032
Overview of Functions
1032
Structure of the Function
1032
General Functionality
1032
Description
1032
Application and Setting Notes
1038
Protection Stage
1040
Description
1040
Application and Setting Notes
1041
Settings
1041
Information List
1042
Differential Protection for Capacitor Banks
1043
Overview of Functions
1043
Structure of the Function
1043
Function Description
1043
Application and Setting Notes
1061
Settings
1066
Information List
1068
Detuning Supervision for Capacitor Banks
1070
AC-Filter Detuning Supervision
1070
8 Control Functions
1073
Introduction
1074
Overview
1074
Concept of Controllables
1074
8.2 Switching Devices
1077
General Overview
1077
Switching Device Circuit Breaker
1077
Structure of the Circuit-Breaker Switching Device
1077
Application and Setting Notes
1080
Connection Variants of the Circuit Breaker
1083
Settings
1091
Information List
1093
Disconnector Switching Device
1094
Structure of the Disconnector Switching Device
1094
Application and Setting Notes
1098
Trigger Variants of the Disconnector
1100
Settings
1103
Information List
1104
8.3 Control Functionality
1105
Command Checks and Switchgear Interlocking Protection
1105
Command Logging
1121
Settings
1125
Information List
1126
8.4 Synchronization Function
1127
Overview of Functions
1127
Structure of the Function
1127
Connection and Definition
1128
General Functionality
1131
Description
1131
Application and Setting Notes (General)
1135
Settings
1138
Dynamic Measuring-Point Switching
1138
Sequence of Functions
1140
Stage Synchrocheck
1142
Description
1142
Application and Setting Notes
1143
Settings
1143
Information List
1144
Stage Synchronous/Asynchronous
1145
Description
1145
Application and Setting Notes
1149
Settings
1151
Information List
1152
Expanded Checks (Df/Dt and Smoothing of Oscillations)
1153
Closing at De-Energized Line/Busbar
1154
Description
1154
Application and Setting Notes
1156
Direct Close Command
1157
Interaction with Control, Automatic Reclosing (AREC), and External Triggering
1158
External Synchronization
1160
Description
1160
Application and Setting Notes (External Synchronization)
1162
Settings
1163
Information List
1165
Settings
1165
Information List
1167
8.5 Switching Sequences
1170
Overview of Functions
1170
Function Description
1170
Application and Setting Notes
1172
Settings
1175
Information List
1176
User-Defined Function Block [Control]
1177
Overview of Functions
1177
Function Description
1177
Application and Setting Notes
1177
Settings
1178
Information List
1179
CFC-Chart Settings
1180
Overview of Functions
1180
Function Description
1180
Application and Setting Notes
1180
Settings
1181
Information List
1181
Transformer Tap Changers
1182
Function Description
1182
Application and Setting Notes
1186
Settings
1192
Information List
1193
8.9 Voltage Controller
1194
Overview of Functions
1194
Structure of the Function
1194
Function Description Voltage Controller
1195
Application and Setting Notes Voltage Controllers
1212
Settings
1222
Information List
1231
9 Supervision Functions
1237
Overview
1238
Resource-Consumption Supervision
1239
Load Model
1239
Function Points
1241
CFC Resources
1241
Supervision of the Secondary System
1244
Overview
1244
Measuring-Voltage Failure
1244
Overview of Functions
1244
Structure of the Function
1245
Unbalanced Measuring-Voltage Failure
1246
3-Phase Measuring-Voltage Failure
1247
Switching Onto a 3-Phase Measuring-Voltage Failure, Low Load
1248
Application and Setting Notes
1249
Settings
1250
Information List
1251
Signaling-Voltage Supervision
1251
Overview of Functions
1251
Structure of the Function
1251
Function Description
1252
Application and Setting Notes
1254
Settings
1255
Information List
1256
Voltage-Transformer Circuit Breaker
1256
Overview of Functions
1256
Structure of the Function
1257
Function Description
1257
Application and Setting Notes
1257
Settings
1257
Information List
1258
Voltage-Balance Supervision
1258
Overview of Functions
1258
Structure of the Function
1258
Function Description
1258
Application and Setting Notes
1260
Settings
1260
Information List
1260
Voltage-Sum Supervision
1261
Overview of Functions
1261
Structure of the Function
1261
Function Description
1261
Application and Setting Notes
1263
Settings
1263
Information List
1263
Voltage Phase-Rotation Supervision
1264
Overview of Functions
1264
Structure of the Function
1264
Function Description
1264
Application and Setting Notes
1265
Settings
1265
Information List
1265
Voltage-Comparison Supervision
1266
Overview of Functions
1266
Structure of the Function
1266
Description
1266
Application and Setting Notes
1270
Settings
1270
Information List
1270
Broken-Wire Detection
1271
Overview of Functions
1271
Structure of the Function
1271
Function Description
1271
Application and Setting Notes
1272
Settings
1272
Information List
1272
Current-Balance Supervision
1272
Overview of Functions
1272
Structure of the Function
1273
Function Description
1273
Application and Setting Notes
1274
Settings
1275
Information List
1275
Current-Sum Supervision
1275
Overview of Functions
1275
Structure of the Function
1276
Function Description
1276
Application and Setting Notes
1278
Settings
1278
Information List
1279
Current Phase-Rotation Supervision
1279
Overview of Functions
1279
Structure of the Function
1279
Function Description
1280
Application and Setting Notes
1281
Settings
1281
Information List
1281
Trip-Circuit Supervision
1281
Overview of Functions
1281
Structure of the Function
1281
Trip-Circuit Supervision with 2 Binary Inputs
1282
Trip-Circuit Supervision with 1 Binary Input
1283
Application and Setting Notes
1286
Settings
1286
Information List
1287
9.4 Supervision of the Device Hardware
1288
Overview
1288
Analog-Channel Supervision Via Fast Current-Sum
1289
Overview of Functions
1289
Structure of the Function
1289
Function Description
1290
Supervision of Device Firmware
1293
Supervision of Hardware Configuration
1294
Supervision of Communication Connections
1295
Error Responses and Corrective Measures
1296
Overview
1296
Defect Severity 1
1297
Defect Severity 2
1301
Defect Severity 3
1301
Defect Severity 4 (Group Alarm)
1302
Group Indications
1304
10 Measured Values, Energy Values, and Supervision of the Primary System
1307
Overview of Functions
1308
Structure of the Function
1309
Operational Measured Values
1311
Fundamental and Symmetrical Components
1313
Average Values
1314
Function Description of Average Values
1314
Application and Setting Notes for Average Values
1314
Minimum/Maximum Values
1317
Function Description of Minimum/Maximum Values
1317
Application and Setting Notes for Minimum/Maximum Values
1318
Energy Values
1319
Function Description of Energy Values
1319
Application and Setting Notes for Energy Values
1320
10.8 User-Defined Metered Values
1322
Function Description of Pulse-Metered Values
1322
Application and Setting Notes for Pulse-Metered Values
1323
Phasor Measurement Unit (PMU)
1326
Overview of Functions
1326
Structure of the Function Group
1326
Function Description
1326
Transmitted Data
1331
PMU Communication (IEEE C37.118)
1331
Parameterizing the PMU with DIGSI
1332
Parameterizing the PMU on the Device
1341
Application and Setting Notes
1343
Settings
1344
Information List
1345
Measuring Transducers
1346
Overview of Functions
1346
Structure of the Function
1346
Function Description
1346
Application and Setting Notes
1349
Settings
1349
Information List
1351
Statistical Values of the Primary System
1352
Circuit-Breaker Wear Monitoring
1353
Overview of Functions
1353
Structure of the Function
1353
General Functionality
1354
Description
1354
Application and Setting Notes
1355
Settings
1356
Information List
1356
ΣI*-Method Stage
1357
Description
1357
Application and Setting Notes
1359
Settings
1359
Information List
1359
Method Stage
1360
Description
1360
Application and Setting Notes
1363
Settings
1364
Information List
1364
I2T-Method Stage
1365
Description
1365
Application and Setting Notes
1366
Settings
1366
Information List
1366
Supervision CB Make Time Stage
1367
Description
1367
Application and Setting Notes
1368
Settings
1368
Information List
1369
11 Functional Tests
1371
General Notes
1372
Direction Test of the Phase Quantities (Current and Voltage Connection)
1373
Direction Test of Ground Quantities for Directional Ground-Fault Functions
1374
Overview
1374
Directional Testing for Solid or Resistive-Grounded Systems
1374
Directional Testing for Isolated or Resonant-Grounded Systems
1375
Functional Test of Thermal Overload Protection
1377
Primary and Secondary Tests of the Circuit-Breaker Failure Protection
1379
Circuit-Breaker Test
1382
Functional Test of the Inrush-Current Detection
1385
Functional Test of Transient Ground-Fault Protection
1386
Functional Test of the Trip-Circuit Supervision
1387
Functional Test for the Phase-Rotation Reversal
1388
Functional Test for Overvoltage Protection with Zero-Sequence Voltage/Residual Voltage
1389
Primary and Secondary Testing of the Synchronization Function
1391
Testing the Negative-Sequence Current
1395
Reverse-Power Protection
1396
Secondary Test
1396
Primary Test
1396
Functional Test Protection Communication
1399
Checking the Protection-Data Communication
1399
Directional Test
1400
Functional Test for Overexcitation Protection
1401
Functional Test Differential Protection for Capacitor Banks
1402
Secondary Tests
1402
Primary Tests
1403
12 Technical Data
1405
General Device Data
1407
Analog Inputs
1407
Supply Voltage
1409
Binary Inputs
1411
Relay Outputs
1411
Design Data
1413
Protection Interface and Protection Topology
1417
Date and Time Synchronization
1419
Analog-Units Function Group
1420
Overcurrent Protection, Phases
1421
Stage with Definite-Time Characteristic Curve
1421
Stage with Inverse-Time Characteristic Curve
1423
Stage with User-Defined Characteristic Curve
1430
Voltage-Dependent Overcurrent Protection, Phases
1433
Overcurrent Protection, Ground
1436
Stage with Definite-Time Characteristic Curve
1436
Stage with Inverse-Time Characteristic Curve
1437
Stage with User-Defined Characteristic Curve
1444
Directional Overcurrent Protection, Phases
1446
Stage with Definite-Time Characteristic Curve
1446
Stage with Inverse-Time Characteristic Curve
1447
Stage with User-Defined Characteristic Curve
1449
Directional Overcurrent Protection, Ground
1452
Stage with Definite-Time Characteristic Curve
1452
Stage with Inverse-Time Characteristic Curve
1453
Stage with Inverse-Time Overcurrent Protection with Logarithmic-Inverse Char- Acteristic Curve
1455
Stage with Knee-Point Characteristic Curve
1457
Stage with User-Defined Characteristic Curve
1459
Inrush-Current Detection
1462
Arc Protection
1463
Instantaneous High-Current Tripping
1464
Instantaneous Tripping at Switch Onto Fault
1465
Overcurrent Protection, 1-Phase
1466
Stage with Definite-Time Characteristic Curve
1466
Stage with Inverse-Time Characteristic Curve
1467
Stage with User-Defined Characteristic Curve
1468
Overcurrent Protection, 1-Phase (Fast Stage)
1471
Non-Directional Intermittent Ground-Fault Protection
1472
Directional Intermittent Ground-Fault Protection
1474
Sensitive Ground-Fault Detection
1476
General
1476
Directional 3I0 Stage with Cos Φ or sin Φ Measurement
1477
Directional Transient Ground-Fault Stage
1478
Directional 3I0 Stage with Φ(V0,3I0) Measurement
1478
Directional Y0 Stage with G0 or B0 Measurement (Admittance)
1479
Directional Stage with Phasor Measurement of a Harmonic
1481
Non-Directional V0 Stage with Zero-Sequence Voltage/Residual Voltage
1482
Non-Directional 3I0 Stage
1483
Non-Directional Y0 Stage
1483
Pulse-Pattern Detection Stage
1484
Undercurrent Protection
1486
Negative-Sequence Protection
1488
Stage with Definite-Time Characteristic Curve
1488
Stage with Inverse-Time Characteristic Curve
1489
Directional Negative-Sequence Protection with Definite-Time Delay
1492
Thermal Overload Protection, 3-Phase - Advanced
1494
Thermal Overload Protection, User-Defined Characteristic Curve
1497
Unbalanced-Load Protection
1498
Current-Unbalance Protection for Capacitors, 3-Phase
1500
Current-Unbalance Protection for Capacitors, 1-Phase
1502
Voltage-Differential Protection for Capacitors
1504
Differential Protection for Capacitor Banks
1505
Overvoltage Protection with 3-Phase Voltage
1507
Overvoltage Protection with Zero-Sequence Voltage/Residual Voltage
1509
Overvoltage Protection with Positive-Sequence Voltage
1511
Overvoltage Protection with Negative-Sequence Voltage
1512
Overvoltage Protection with any Voltage
1513
Peak Overvoltage Protection for Capacitors
1515
Overvoltage Protection with Negative-Sequence Voltage/Positive-Sequence Voltage
1517
Undervoltage Protection with 3-Phase Voltage
1518
Undervoltage Protection with Positive-Sequence Voltage
1521
Undervoltage Protection with any Voltage
1522
Overfrequency Protection
1523
Underfrequency Protection
1524
Underfrequency Load Shedding
1525
Rate of Frequency Change Protection
1527
Vector-Jump Protection
1529
3-Phase Power Protection (P,Q)
1530
Reverse-Power Protection
1531
Overexcitation Protection
1532
Undervoltage-Controlled Reactive-Power Protection
1534
Circuit-Breaker Failure Protection
1536
Circuit-Breaker Restrike Protection
1538
Restricted Ground-Fault Protection
1539
External Trip Initiation
1541
Automatic Reclosing
1542
Fault Locator
1543
Temperature Supervision
1544
Current-Jump Detection
1545
Voltage-Jump Detection
1546
Synchronization Function
1547
12.58 Voltage Controller
1550
Current-Balance Supervision
1553
Voltage-Balance Supervision
1554
Current-Sum Supervision
1555
Voltage-Sum Supervision
1556
Current Phase-Rotation Supervision
1557
Voltage Phase-Rotation Supervision
1558
Voltage-Comparison Supervision
1559
Trip-Circuit Supervision
1560
Analog Channel Supervision Via Fast Current Sum
1561
Measuring-Voltage Failure Detection
1562
Voltage-Transformer Circuit Breaker
1564
Operational Measured Values and Statistical Values
1565
Energy Values
1569
Phasor Measurement Unit
1570
Circuit-Breaker Wear Monitoring
1571
12.74 Cfc
1572
A Appendix
1577
Order Configurator and Order Options
1578
Ordering Accessories
1579
Typographic and Symbol Conventions
1581
Standard Variants for 7SJ82
1584
Standard Variants for 7SJ85
1587
Current Transformer Requirements
1591
Connection Examples for Current Transformers
1594
Connection Examples of Voltage Transformers for Modular Devices
1600
Connection Examples of Voltage Transformers for Non-Modular Devices
1606
Prerouting 7SJ82/85 General
1610
Prerouting 7SJ82/85 Capacitor Bank Applications
1612
Glossary
1615
Index
1635
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