GE L90 Instruction Manual page 7

6. ACTUAL VALUES
GE Multilin
TABLE OF CONTENTS
5.3.2 POWER SYSTEM............................................................................................ 5-36
5.3.3 SIGNAL SOURCES ......................................................................................... 5-37
5.3.4 L90 POWER SYSTEM..................................................................................... 5-40
5.3.5 BREAKERS...................................................................................................... 5-44
5.3.6 FLEXCURVES™.............................................................................................. 5-47
5.4 FLEXLOGIC™
5.4.1 INTRODUCTION TO FLEXLOGIC™ ............................................................... 5-54
5.4.2 FLEXLOGIC™ RULES .................................................................................... 5-63
5.4.3 FLEXLOGIC™ EVALUATION.......................................................................... 5-63
5.4.4 FLEXLOGIC™ EXAMPLE ............................................................................... 5-64
5.4.5 FLEXLOGIC™ EQUATION EDITOR ............................................................... 5-68
5.4.6 FLEXLOGIC™ TIMERS................................................................................... 5-68
5.4.7 FLEXELEMENTS™ ......................................................................................... 5-69
5.4.8 NON-VOLATILE LATCHES ............................................................................. 5-73
5.5 GROUPED ELEMENTS
5.5.1 OVERVIEW...................................................................................................... 5-74
5.5.2 SETTING GROUP ........................................................................................... 5-74
5.5.3 LINE DIFFERENTIAL ELEMENTS .................................................................. 5-74
5.5.4 LINE PICKUP................................................................................................... 5-78
5.5.5 DISTANCE ....................................................................................................... 5-80
5.5.6 POWER SWING DETECT ............................................................................... 5-98
5.5.7 LOAD ENCROACHMENT.............................................................................. 5-106
5.5.8 PHASE CURRENT ........................................................................................ 5-108
5.5.9 NEUTRAL CURRENT.................................................................................... 5-118
5.5.10 GROUND CURRENT..................................................................................... 5-126
5.5.11 NEGATIVE SEQUENCE CURRENT ............................................................. 5-128
5.5.12 BREAKER FAILURE ...................................................................................... 5-133
5.5.13 VOLTAGE ELEMENTS .................................................................................. 5-142
5.5.14 SUPERVISING ELEMENTS .......................................................................... 5-148
5.6 CONTROL ELEMENTS
5.6.1 OVERVIEW.................................................................................................... 5-154
5.6.2 SETTING GROUPS ....................................................................................... 5-154
5.6.3 SELECTOR SWITCH..................................................................................... 5-155
5.6.4 SYNCHROCHECK......................................................................................... 5-160
5.6.5 DIGITAL ELEMENTS..................................................................................... 5-164
5.6.6 DIGITAL COUNTERS .................................................................................... 5-167
5.6.7 MONITORING ELEMENTS ........................................................................... 5-169
5.6.8 PILOT SCHEMES .......................................................................................... 5-179
5.6.9 AUTORECLOSE ............................................................................................ 5-182
5.7 INPUTS/OUTPUTS
5.7.1 CONTACT INPUTS........................................................................................ 5-194
5.7.2 VIRTUAL INPUTS.......................................................................................... 5-196
5.7.3 CONTACT OUTPUTS.................................................................................... 5-197
5.7.4 LATCHING OUTPUTS ................................................................................... 5-197
5.7.5 VIRTUAL OUTPUTS ...................................................................................... 5-199
5.7.6 REMOTE DEVICES ....................................................................................... 5-200
5.7.7 REMOTE INPUTS.......................................................................................... 5-201
5.7.8 REMOTE OUTPUTS...................................................................................... 5-202
5.7.9 DIRECT INPUTS/OUTPUTS ......................................................................... 5-203
5.7.10 RESETTING................................................................................................... 5-205
5.8 TRANSDUCER I/O
5.8.1 DCMA INPUTS .............................................................................................. 5-206
5.8.2 RTD INPUTS.................................................................................................. 5-207
5.8.3 DCMA OUTPUTS .......................................................................................... 5-207
5.9 TESTING
5.9.1 TEST MODE .................................................................................................. 5-211
5.9.2 FORCE CONTACT INPUTS .......................................................................... 5-211
5.9.3 FORCE CONTACT OUTPUTS ...................................................................... 5-212
5.9.4 CHANNEL TESTS ......................................................................................... 5-213
6.1 OVERVIEW
6.1.1 ACTUAL VALUES MAIN MENU ........................................................................ 6-1
L90 Line Differential Relay vii