GE D90 Plus Instruction Manual page 6

Line distance protection system
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vi
Automation controller overview............................................................................. 373
Input and output structure...................................................................................................................374
Breakers ...................................................................................................................... 375
Breaker control ..........................................................................................................................................375
Breaker interlocking.................................................................................................................................378
Disconnects ................................................................................................................ 380
Disconnect configuration......................................................................................................................380
Disconnect control ...................................................................................................................................385
Disconnect interlocking .........................................................................................................................388
Automation control................................................................................................... 390
Front panel status and control ...........................................................................................................390
Local-remote control scheme.............................................................................................................392
Synchrocheck .............................................................................................................................................394
Selector switch ...........................................................................................................................................399
Automation inputs and outputs ............................................................................. 405
Automation virtual inputs .....................................................................................................................405
Automation virtual outputs ..................................................................................................................407
Contact input and output default assignment ...........................................................................408
Contact input configuration.................................................................................................................409
Contact outputs.........................................................................................................................................413
Virtual analog outputs ............................................................................................................................415
Shared operands.......................................................................................................................................415
Automation logic ....................................................................................................... 417
Automation operators ............................................................................................................................420
Automation logic equation editor .....................................................................................................424
Automation logic operands..................................................................................................................431
Overview of the equipment manager.................................................................... 435
Breaker management............................................................................................... 436
Circuit breaker arcing .............................................................................................................................436
Battery monitor ......................................................................................................... 439
Indications and wiring ............................................................................................................................439
Battery monitor settings........................................................................................................................440
Shared operands ....................................................................................................... 442
Shared equipment manager operands..........................................................................................443
Equipment manager operands ..........................................................................................................444
Sequence of events recorder................................................................................... 447
Front panel operation .............................................................................................................................447
Fault report................................................................................................................. 448
Front panel indications...........................................................................................................................448
Fault report operation.............................................................................................................................449
Fault type determination.......................................................................................................................450
Fault location ..............................................................................................................................................450
Fault report settings ................................................................................................................................451
Transient recorder .................................................................................................... 454
Front panel indications...........................................................................................................................456
Transient recorder settings ..................................................................................................................457
Disturbance recorder ............................................................................................... 462
Front panel indications...........................................................................................................................464
Disturbance recorder settings ............................................................................................................465
Shared operands ....................................................................................................... 470
Shared digital fault recorder operands ..........................................................................................471
PLUS
D90
LINE DISTANCE PROTECTION SYSTEM - INSTRUCTION MANUAL
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