GE D90 Plus Instruction Manual page 655

D90
Index
Index
A
AC modules
connections ............................................................................................. 55
description ............................................................................................ 172
Altitude
........................................................................................................... 45
Annunciator
operation ........................................................................................75, 548
settings ................................................................................................... 549
specifications .......................................................................................... 40
Approvals ..................................................................................................... 45
Automation contact inputs
chatter detection ............................................................................... 454
description ............................................................................................ 451
operands ................................................................................................ 474
settings ......................................................................................... 453, 454
Automation contact outputs
description ............................................................................................ 455
operands ................................................................................................ 474
settings ................................................................................................... 455
trip circuit monitoring example .................................................. 456
Automation logic
Boolean operators ............................................................................ 462
comparators ........................................................................................ 465
equation editor ................................................................................... 467
latches .................................................................................................... 462
math operators ................................................................................... 464
math processing ................................................................................ 464
one-shots .............................................................................................. 463
operands ................................................................................................ 473
operators ............................................................................................... 462
overview ................................................................................................. 459
programming example ................................................................... 468
rules .......................................................................................................... 468
specifications .......................................................................................... 36
timers ...................................................................................................... 466
Automation overview ......................................................................... 415
PLUS
D90 LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
Plus
Line Distance Protection System
Automation virtual analog outputs
description ............................................................................................. 457
settings ................................................................................................... 457
Automation virtual inputs
description ............................................................................................. 447
logic .......................................................................................................... 448
settings ................................................................................................... 447
specifications ..........................................................................................36
Automation virtual outputs
description ............................................................................................. 449
operands ................................................................................................ 473
programming example ................................................................... 449
settings ................................................................................................... 449
specifications ..........................................................................................37
Autoreclose
breaker blocking ................................................................................. 331
dual breaker operation ................................................................... 328
force three-pole trip .......................................................................... 334
front panel control ............................................................................. 345
lockout ..................................................................................................... 332
manual close ........................................................................................ 334
operands ................................................................................................ 402
operation ................................................................................................ 324
overview ..........................................................................................19, 323
pause input ........................................................................................... 328
programs ............................................................................................... 324
reset after reclosure ......................................................................... 331
settings ................................................................................................... 338
signal flow logic .................................................................................. 344
specifications ..........................................................................................25
zone 1 extension ................................................................................ 334
Auxiliary overvoltage
description ............................................................................................. 266
logic .......................................................................................................... 267
operands ................................................................................................ 402
settings ................................................................................................... 266
specifications ..........................................................................................25
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