
GE Multilin G60 Generator Management Relay vii
TABLE OF CONTENTS
5.4.4 FLEXLOGIC™ EXAMPLE ............................................................................... 5-72
5.4.5 FLEXLOGIC™ EQUATION EDITOR ............................................................... 5-76
5.4.6 FLEXLOGIC™ TIMERS................................................................................... 5-76
5.4.7 FLEXELEMENTS™ ......................................................................................... 5-77
5.4.8 NON-VOLATILE LATCHES ............................................................................. 5-81
5.5 GROUPED ELEMENTS
5.5.1 OVERVIEW...................................................................................................... 5-82
5.5.2 SETTING GROUP ........................................................................................... 5-82
5.5.3 DISTANCE ....................................................................................................... 5-83
5.5.4 POWER SWING DETECT ............................................................................... 5-90
5.5.5 STATOR DIFFERENTIAL ................................................................................ 5-98
5.5.6 PHASE CURRENT ........................................................................................ 5-101
5.5.7 NEUTRAL CURRENT.................................................................................... 5-111
5.5.8 GROUND CURRENT..................................................................................... 5-118
5.5.9 NEGATIVE SEQUENCE CURRENT ............................................................. 5-125
5.5.10 GENERATOR UNBALANCE ......................................................................... 5-128
5.5.11 SPLIT PHASE PROTECTION ....................................................................... 5-130
5.5.12 VOLTAGE ELEMENTS.................................................................................. 5-134
5.5.13 LOSS OF EXCITATION ................................................................................. 5-144
5.5.14 ACCIDENTAL ENERGIZATION .................................................................... 5-146
5.5.15 SENSITIVE DIRECTIONAL POWER............................................................. 5-148
5.5.16 STATOR GROUND........................................................................................ 5-151
5.6 CONTROL ELEMENTS
5.6.1 OVERVIEW.................................................................................................... 5-157
5.6.2 SETTING GROUPS ....................................................................................... 5-157
5.6.3 SELECTOR SWITCH..................................................................................... 5-158
5.6.4 UNDERFREQUENCY.................................................................................... 5-164
5.6.5 OVERFREQUENCY ...................................................................................... 5-165
5.6.6 FREQUENCY RATE OF CHANGE................................................................ 5-166
5.6.7 SYNCHROCHECK......................................................................................... 5-168
5.6.8 DIGITAL ELEMENTS..................................................................................... 5-172
5.6.9 DIGITAL COUNTERS .................................................................................... 5-175
5.6.10 MONITORING ELEMENTS ........................................................................... 5-177
5.7 INPUTS/OUTPUTS
5.7.1 CONTACT INPUTS........................................................................................ 5-178
5.7.2 VIRTUAL INPUTS.......................................................................................... 5-180
5.7.3 CONTACT OUTPUTS.................................................................................... 5-181
5.7.4 VIRTUAL OUTPUTS ...................................................................................... 5-183
5.7.5 REMOTE DEVICES ....................................................................................... 5-184
5.7.6 REMOTE INPUTS.......................................................................................... 5-185
5.7.7 REMOTE OUTPUTS...................................................................................... 5-186
5.7.8 RESETTING................................................................................................... 5-187
5.7.9 DIRECT INPUTS/OUTPUTS ......................................................................... 5-187
5.7.10 TELEPROTECTION INPUTS/OUTPUTS ...................................................... 5-191
5.8 TRANSDUCER INPUTS/OUTPUTS
5.8.1 DCMA INPUTS .............................................................................................. 5-193
5.8.2 RTD INPUTS.................................................................................................. 5-194
5.8.3 DCMA OUTPUTS .......................................................................................... 5-194
5.9 TESTING
5.9.1 TEST MODE .................................................................................................. 5-198
5.9.2 FORCE CONTACT INPUTS .......................................................................... 5-198
5.9.3 FORCE CONTACT OUTPUTS ...................................................................... 5-199
6. ACTUAL VALUES 6.1 OVERVIEW
6.1.1 ACTUAL VALUES MAIN MENU ........................................................................ 6-1
6.2 STATUS
6.2.1 CONTACT INPUTS............................................................................................ 6-3
6.2.2 VIRTUAL INPUTS.............................................................................................. 6-3
6.2.3 REMOTE INPUTS.............................................................................................. 6-3
6.2.4 TELEPROTECTION INPUTS ............................................................................ 6-4
6.2.5 CONTACT OUTPUTS........................................................................................ 6-4
6.2.6 VIRTUAL OUTPUTS .......................................................................................... 6-4