GE Multilin T60 Transformer Protection System v
TABLE OF CONTENTS
5.2.17 DIRECT INPUTS AND OUTPUTS................................................................... 5-92
5.2.18 TELEPROTECTION......................................................................................... 5-99
5.2.19 INSTALLATION.............................................................................................. 5-100
5.3 REMOTE RESOURCES
5.3.1 REMOTE RESOURCES CONFIGURATION................................................. 5-101
5.4 SYSTEM SETUP
5.4.1 AC INPUTS .................................................................................................... 5-102
5.4.2 POWER SYSTEM.......................................................................................... 5-104
5.4.3 SIGNAL SOURCES ....................................................................................... 5-105
5.4.4 TRANSFORMER ........................................................................................... 5-107
5.4.5 BREAKERS.................................................................................................... 5-120
5.4.6 DISCONNECT SWITCHES ........................................................................... 5-124
5.4.7 FLEXCURVES ............................................................................................... 5-127
5.4.8 PHASOR MEASUREMENT UNIT.................................................................. 5-134
5.5 FLEXLOGIC
5.5.1 INTRODUCTION TO FLEXLOGIC ................................................................ 5-157
5.5.2 FLEXLOGIC RULES ...................................................................................... 5-168
5.5.3 FLEXLOGIC EVALUATION ........................................................................... 5-168
5.5.4 FLEXLOGIC EXAMPLE ................................................................................. 5-169
5.5.5 FLEXLOGIC EQUATION EDITOR................................................................. 5-173
5.5.6 FLEXLOGIC TIMERS .................................................................................... 5-173
5.5.7 FLEXELEMENTS........................................................................................... 5-174
5.5.8 NON-VOLATILE LATCHES ........................................................................... 5-179
5.6 GROUPED ELEMENTS
5.6.1 OVERVIEW.................................................................................................... 5-180
5.6.2 SETTING GROUP ......................................................................................... 5-180
5.6.3 DISTANCE ..................................................................................................... 5-181
5.6.4 POWER SWING DETECT............................................................................. 5-201
5.6.5 LOAD ENCROACHMENT.............................................................................. 5-211
5.6.6 TRANSFORMER ELEMENTS ....................................................................... 5-213
5.6.7 PHASE CURRENT ........................................................................................ 5-223
5.6.8 NEUTRAL CURRENT.................................................................................... 5-234
5.6.9 GROUND CURRENT..................................................................................... 5-242
5.6.10 BREAKER FAILURE...................................................................................... 5-249
5.6.11 VOLTAGE ELEMENTS.................................................................................. 5-258
5.7 CONTROL ELEMENTS
5.7.1 OVERVIEW.................................................................................................... 5-269
5.7.2 TRIP BUS....................................................................................................... 5-269
5.7.3 SETTING GROUPS ....................................................................................... 5-271
5.7.4 SELECTOR SWITCH..................................................................................... 5-273
5.7.5 UNDERFREQUENCY.................................................................................... 5-279
5.7.6 OVERFREQUENCY ...................................................................................... 5-280
5.7.7 FREQUENCY RATE OF CHANGE................................................................ 5-281
5.7.8 SYNCHROCHECK......................................................................................... 5-283
5.7.9 DIGITAL ELEMENTS..................................................................................... 5-287
5.7.10 DIGITAL COUNTERS .................................................................................... 5-290
5.7.11 MONITORING ELEMENTS ........................................................................... 5-292
5.8 INPUTS AND OUTPUTS
5.8.1 CONTACT INPUTS........................................................................................ 5-310
5.8.2 VIRTUAL INPUTS.......................................................................................... 5-312
5.8.3 CONTACT OUTPUTS.................................................................................... 5-313
5.8.4 VIRTUAL OUTPUTS...................................................................................... 5-315
5.8.5 REMOTE DEVICES....................................................................................... 5-316
5.8.6 REMOTE INPUTS.......................................................................................... 5-317
5.8.7 REMOTE DOUBLE-POINT STATUS INPUTS .............................................. 5-318
5.8.8 REMOTE OUTPUTS...................................................................................... 5-318
5.8.9 RESETTING................................................................................................... 5-319
5.8.10 DIRECT INPUTS AND OUTPUTS................................................................. 5-320
5.8.11 TELEPROTECTION INPUTS AND OUTPUTS.............................................. 5-323
5.8.12 IEC 61850 GOOSE ANALOGS...................................................................... 5-325
5.8.13 IEC 61850 GOOSE INTEGERS..................................................................... 5-326
5.9 TRANSDUCER INPUTS AND OUTPUTS
5.9.1 DCMA INPUTS .............................................................................................. 5-328
5.9.2 RTD INPUTS.................................................................................................. 5-329
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