GE D90 Plus Instruction Manual page 687

D90
Index
A
AC modules
connections ............................................................................................. 54
description ............................................................................................ 170
Altitude ........................................................................................................... 46
Annunciator
operation ........................................................................................73, 582
settings ................................................................................................... 583
specifications .......................................................................................... 41
Approvals
..................................................................................................... 46
Automation contact inputs
chatter detection ............................................................................... 468
description ............................................................................................ 465
operands ................................................................................................ 488
settings ......................................................................................... 467, 468
Automation contact outputs
description ............................................................................................ 469
operands ................................................................................................ 488
settings ................................................................................................... 469
trip circuit monitoring example .................................................. 470
Automation logic
Boolean operators ............................................................................ 476
comparators ........................................................................................ 479
equation editor ................................................................................... 481
latches .................................................................................................... 476
math operators ................................................................................... 478
math processing ................................................................................ 478
one-shots .............................................................................................. 477
operands ................................................................................................ 487
operators ............................................................................................... 476
overview ................................................................................................. 473
programming example ................................................................... 482
rules .......................................................................................................... 482
specifications .......................................................................................... 37
timers ...................................................................................................... 480
Automation overview
......................................................................... 429
PLUS
D90 LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
Plus
Line Distance Protection System
Automation virtual analog outputs
description ............................................................................................. 471
settings ................................................................................................... 471
Automation virtual inputs
description ............................................................................................. 461
logic .......................................................................................................... 462
settings ................................................................................................... 461
specifications ..........................................................................................37
Automation virtual outputs
description ............................................................................................. 463
operands ................................................................................................ 487
programming example ................................................................... 463
settings ................................................................................................... 463
specifications ..........................................................................................38
Autoreclose
breaker blocking ................................................................................. 343
dual breaker operation ................................................................... 340
force three-pole trip .......................................................................... 346
front panel control ............................................................................. 357
lockout ..................................................................................................... 344
manual close ........................................................................................ 346
operands ................................................................................................ 414
operation ................................................................................................ 336
overview ..........................................................................................20, 335
pause input ........................................................................................... 340
programs ............................................................................................... 336
reset after reclosure ......................................................................... 343
settings ................................................................................................... 350
signal flow logic .................................................................................. 356
specifications ..........................................................................................26
zone 1 extension ................................................................................ 346
Auxiliary overvoltage
description ............................................................................................. 272
logic .......................................................................................................... 273
operands ................................................................................................ 414
settings ................................................................................................... 272
specifications ..........................................................................................26
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