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GE Multilin
L30 Line Current Differential System
vii
TABLE OF CONTENTS
ENABLING THE SECURITY MANAGEMENT SYSTEM ................................... 8-1
MODIFYING USER PRIVILEGES ..................................................................... 8-2
REMOVAL OF DECAYING OFFSET................................................................. 9-2
GROUND DIFFERENTIAL ELEMENT............................................................... 9-4
FREQUENCY TRACKING AND PHASE LOCKING .......................................... 9-6
9.1.10 FREQUENCY DETECTION............................................................................... 9-7
9.1.11 PHASE DETECTION ......................................................................................... 9-7
9.1.12 PHASE LOCKING FILTER .............................................................................. 9-10
9.1.13 MATCHING PHASELETS................................................................................ 9-11
9.1.14 START-UP ....................................................................................................... 9-11
9.1.15 HARDWARE AND COMMUNICATION REQUIREMENTS ............................. 9-11
9.1.16 ONLINE ESTIMATE OF MEASUREMENT ERRORS ..................................... 9-12
9.1.17 CT SATURATION DETECTION ...................................................................... 9-13
9.1.18 CHARGING CURRENT COMPENSATION ..................................................... 9-13
9.1.19 DIFFERENTIAL ELEMENT CHARACTERISTICS........................................... 9-14
9.1.20 RELAY SYNCHRONIZATION.......................................................................... 9-15
9.2 OPERATING CONDITION CHARACTERISTICS
10.1.1 INTRODUCTION.............................................................................................. 10-1
10.1.2 CALCULATION EXAMPLE 1 ........................................................................... 10-1
10.1.3 CALCULATION EXAMPLE 2 ........................................................................... 10-2
10.2 CURRENT DIFFERENTIAL (87L) SETTINGS
10.2.1 INTRODUCTION.............................................................................................. 10-3
10.2.2 CURRENT DIFFERENTIAL PICKUP............................................................... 10-3
10.2.3 CURRENT DIFF RESTRAINT 1 ...................................................................... 10-3
10.2.4 CURRENT DIFF RESTRAINT 2 ...................................................................... 10-3
10.2.5 CURRENT DIFF BREAK POINT ..................................................................... 10-3
10.2.6 CT TAP ............................................................................................................ 10-4
Содержание L30
Страница 10: ...x L30 Line Current Differential System GE Multilin TABLE OF CONTENTS ...
Страница 30: ...1 20 L30 Line Current Differential System GE Multilin 1 5 USING THE RELAY 1 GETTING STARTED 1 ...
Страница 58: ...2 28 L30 Line Current Differential System GE Multilin 2 4 SPECIFICATIONS 2 PRODUCT DESCRIPTION 2 ...
Страница 126: ...4 30 L30 Line Current Differential System GE Multilin 4 3 FACEPLATE INTERFACE 4 HUMAN INTERFACES 4 ...
Страница 370: ...5 244 L30 Line Current Differential System GE Multilin 5 10 TESTING 5 SETTINGS 5 ...
Страница 396: ...6 26 L30 Line Current Differential System GE Multilin 6 5 PRODUCT INFORMATION 6 ACTUAL VALUES 6 ...
Страница 450: ...10 10 L30 Line Current Differential System GE Multilin 10 4 INSTANTANEOUS ELEMENTS 10 APPLICATION OF SETTINGS 10 ...
Страница 464: ...A 10 L30 Line Current Differential System GE Multilin A 1 PARAMETER LISTS APPENDIX A A ...
Страница 600: ...C 30 L30 Line Current Differential System GE Multilin C 7 LOGICAL NODES APPENDIX C C ...
Страница 610: ...D 10 L30 Line Current Differential System GE Multilin D 1 IEC 60870 5 104 APPENDIX D D ...
Страница 622: ...E 12 L30 Line Current Differential System GE Multilin E 2 DNP POINT LISTS APPENDIX E E ...
Страница 634: ...F 12 L30 Line Current Differential System GE Multilin F 3 WARRANTY APPENDIX F F ...
Страница 644: ...x L30 Line Current Differential System GE Multilin INDEX ...