GE UR T60 - 5.4 System Setup; 5.5 FlexLogic; 5.6 Grouped Elements

GE Multilin T60 Transformer Protection System v
TABLE OF CONTENTS
5.2.8 OSCILLOGRAPHY .......................................................................................... 5-43
5.2.9 DATA LOGGER ............................................................................................... 5-46
5.2.10 DEMAND.......................................................................................................... 5-47
5.2.11 USER-PROGRAMMABLE LEDS..................................................................... 5-48
5.2.12 USER-PROGRAMMABLE SELF TESTS......................................................... 5-52
5.2.13 CONTROL PUSHBUTTONS ........................................................................... 5-53
5.2.14 USER-PROGRAMMABLE PUSHBUTTONS ................................................... 5-54
5.2.15 FLEX STATE PARAMETERS.......................................................................... 5-60
5.2.16 USER-DEFINABLE DISPLAYS ....................................................................... 5-60
5.2.17 DIRECT INPUTS AND OUTPUTS................................................................... 5-63
5.2.18 TELEPROTECTION......................................................................................... 5-70
5.2.19 INSTALLATION................................................................................................ 5-71
5.3 REMOTE RESOURCES
5.3.1 REMOTE RESOURCES CONFIGURATION................................................... 5-72
5.4 SYSTEM SETUP
5.4.1 AC INPUTS...................................................................................................... 5-73
5.4.2 POWER SYSTEM............................................................................................ 5-75
5.4.3 SIGNAL SOURCES ......................................................................................... 5-76
5.4.4 TRANSFORMER ............................................................................................. 5-78
5.4.5 BREAKERS...................................................................................................... 5-91
5.4.6 DISCONNECT SWITCHES ............................................................................. 5-95
5.4.7 FLEXCURVES™.............................................................................................. 5-98
5.4.8 PHASOR MEASUREMENT UNIT.................................................................. 5-105
5.5 FLEXLOGIC™
5.5.1 INTRODUCTION TO FLEXLOGIC™............................................................. 5-121
5.5.2 FLEXLOGIC™ RULES .................................................................................. 5-131
5.5.3 FLEXLOGIC™ EVALUATION........................................................................ 5-132
5.5.4 FLEXLOGIC™ EXAMPLE ............................................................................. 5-132
5.5.5 FLEXLOGIC™ EQUATION EDITOR............................................................. 5-137
5.5.6 FLEXLOGIC™ TIMERS................................................................................. 5-137
5.5.7 FLEXELEMENTS™ ....................................................................................... 5-138
5.5.8 NON-VOLATILE LATCHES ........................................................................... 5-142
5.6 GROUPED ELEMENTS
5.6.1 OVERVIEW.................................................................................................... 5-143
5.6.2 SETTING GROUP ......................................................................................... 5-143
5.6.3 DISTANCE..................................................................................................... 5-144
5.6.4 POWER SWING DETECT............................................................................. 5-162
5.6.5 LOAD ENCROACHMENT.............................................................................. 5-171
5.6.6 TRANSFORMER ELEMENTS ....................................................................... 5-173
5.6.7 PHASE CURRENT ........................................................................................ 5-181
5.6.8 NEUTRAL CURRENT.................................................................................... 5-193
5.6.9 GROUND CURRENT..................................................................................... 5-201
5.6.10 BREAKER FAILURE...................................................................................... 5-208
5.6.11 VOLTAGE ELEMENTS.................................................................................. 5-217
5.7 CONTROL ELEMENTS
5.7.1 OVERVIEW.................................................................................................... 5-228
5.7.2 TRIP BUS....................................................................................................... 5-228
5.7.3 SETTING GROUPS ....................................................................................... 5-230
5.7.4 SELECTOR SWITCH..................................................................................... 5-231
5.7.5 UNDERFREQUENCY.................................................................................... 5-237
5.7.6 OVERFREQUENCY ...................................................................................... 5-238
5.7.7 SYNCHROCHECK......................................................................................... 5-239
5.7.8 DIGITAL ELEMENTS..................................................................................... 5-243
5.7.9 DIGITAL COUNTERS .................................................................................... 5-246
5.7.10 MONITORING ELEMENTS ........................................................................... 5-248
5.7.11 PILOT SCHEMES.......................................................................................... 5-262
5.8 INPUTS AND OUTPUTS
5.8.1 CONTACT INPUTS........................................................................................ 5-265
5.8.2 VIRTUAL INPUTS.......................................................................................... 5-267
5.8.3 CONTACT OUTPUTS.................................................................................... 5-268
5.8.4 VIRTUAL OUTPUTS...................................................................................... 5-270
5.8.5 REMOTE DEVICES....................................................................................... 5-271
5.8.6 REMOTE INPUTS.......................................................................................... 5-272
5.8.7 REMOTE DOUBLE-POINT STATUS INPUTS .............................................. 5-273