GE Multilin D60 Line Distance Protection System v
TABLE OF CONTENTS
5.2.17 TELEPROTECTION......................................................................................... 5-96
5.2.18 INSTALLATION................................................................................................ 5-97
5.3 REMOTE RESOURCES
5.3.1 REMOTE RESOURCES CONFIGURATION................................................... 5-98
5.4 SYSTEM SETUP
5.4.1 AC INPUTS ...................................................................................................... 5-99
5.4.2 POWER SYSTEM.......................................................................................... 5-100
5.4.3 SIGNAL SOURCES ....................................................................................... 5-101
5.4.4 BREAKERS.................................................................................................... 5-104
5.4.5 DISCONNECT SWITCHES ........................................................................... 5-108
5.4.6 FLEXCURVES .............................................................................................. 5-111
5.4.7 PHASOR MEASUREMENT UNIT.................................................................. 5-118
5.5 FLEXLOGIC
5.5.1 INTRODUCTION TO FLEXLOGIC ................................................................ 5-142
5.5.2 FLEXLOGIC RULES ...................................................................................... 5-155
5.5.3 FLEXLOGIC EVALUATION ........................................................................... 5-155
5.5.4 FLEXLOGIC EXAMPLE ................................................................................. 5-156
5.5.5 FLEXLOGIC EQUATION EDITOR................................................................. 5-160
5.5.6 FLEXLOGIC TIMERS .................................................................................... 5-160
5.5.7 FLEXELEMENTS........................................................................................... 5-161
5.5.8 NON-VOLATILE LATCHES ........................................................................... 5-166
5.6 GROUPED ELEMENTS
5.6.1 OVERVIEW.................................................................................................... 5-167
5.6.2 SETTING GROUP ......................................................................................... 5-167
5.6.3 LINE PICKUP................................................................................................. 5-168
5.6.4 DISTANCE ..................................................................................................... 5-170
5.6.5 POWER SWING DETECT............................................................................. 5-189
5.6.6 LOAD ENCROACHMENT.............................................................................. 5-199
5.6.7 PHASE CURRENT ........................................................................................ 5-201
5.6.8 NEUTRAL CURRENT.................................................................................... 5-211
5.6.9 WATTMETRIC GROUND FAULT .................................................................. 5-219
5.6.10 GROUND CURRENT..................................................................................... 5-223
5.6.11 NEGATIVE SEQUENCE CURRENT ............................................................. 5-225
5.6.12 BREAKER FAILURE...................................................................................... 5-232
5.6.13 VOLTAGE ELEMENTS.................................................................................. 5-241
5.6.14 SENSITIVE DIRECTIONAL POWER............................................................. 5-252
5.7 CONTROL ELEMENTS
5.7.1 OVERVIEW.................................................................................................... 5-255
5.7.2 TRIP BUS....................................................................................................... 5-255
5.7.3 SETTING GROUPS ....................................................................................... 5-257
5.7.4 SELECTOR SWITCH..................................................................................... 5-259
5.7.5 TRIP OUTPUT ............................................................................................... 5-265
5.7.6 UNDERFREQUENCY.................................................................................... 5-271
5.7.7 OVERFREQUENCY ...................................................................................... 5-272
5.7.8 FREQUENCY RATE OF CHANGE................................................................ 5-273
5.7.9 SYNCHROCHECK......................................................................................... 5-275
5.7.10 AUTORECLOSE ............................................................................................ 5-279
5.7.11 DIGITAL ELEMENTS..................................................................................... 5-292
5.7.12 DIGITAL COUNTERS .................................................................................... 5-295
5.7.13 MONITORING ELEMENTS ........................................................................... 5-297
5.7.14 PILOT SCHEMES .......................................................................................... 5-320
5.8 INPUTS AND OUTPUTS
5.8.1 CONTACT INPUTS........................................................................................ 5-346
5.8.2 VIRTUAL INPUTS.......................................................................................... 5-348
5.8.3 CONTACT OUTPUTS.................................................................................... 5-349
5.8.4 VIRTUAL OUTPUTS...................................................................................... 5-351
5.8.5 REMOTE DEVICES....................................................................................... 5-352
5.8.6 REMOTE INPUTS.......................................................................................... 5-353
5.8.7 REMOTE DOUBLE-POINT STATUS INPUTS .............................................. 5-354
5.8.8 REMOTE OUTPUTS...................................................................................... 5-354
5.8.9 RESETTING................................................................................................... 5-355
5.8.10 DIRECT INPUTS AND OUTPUTS................................................................. 5-356
5.8.11 TELEPROTECTION INPUTS AND OUTPUTS.............................................. 5-359
5.8.12 IEC 61850 GOOSE ANALOGS...................................................................... 5-361
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