GE Multilin 850 Instruction Manual page 7

5.STATUS
850 FEEDER PROTECTION SYSTEM - INSTRUCTION MANUAL
RTD Trouble.............................................................................................................................................4 - 297
Loss of Communications ..................................................................................................................4 - 298
Control.............................................................................................................................................. 4 - 300
Setpoint Group.......................................................................................................................................4 - 300
Local Control Mode (breakers and switches) ..........................................................................4 - 303
Breaker Control .....................................................................................................................................4 - 312
Switch Control (9)..................................................................................................................................4 - 315
Pole Discordance (52) .........................................................................................................................4 - 318
Virtual Input Control............................................................................................................................4 - 324
Trip Bus......................................................................................................................................................4 - 325
Breaker Failure (50BF) ........................................................................................................................4 - 327
Setup.......................................................................................................................................................... 4 - 328
Initiate ....................................................................................................................................................... 4 - 330
Arc Flash Protection ............................................................................................................................4 - 332
Synchrocheck (25)................................................................................................................................4 - 334
Manual Close Blocking.......................................................................................................................4 - 339
Cold Load Pickup ..................................................................................................................................4 - 342
Undervoltage Restoration................................................................................................................4 - 346
Underfrequency Restoration ..........................................................................................................4 - 350
Bus Transfer............................................................................................................................................4 - 354
ATS Wiring Diagrams ......................................................................................................................... 4 - 373
Autoreclose .............................................................................................................................................4 - 377
Setup.......................................................................................................................................................... 4 - 379
Initiate ....................................................................................................................................................... 4 - 385
Shot ............................................................................................................................................................ 4 - 386
Rate Supervision................................................................................................................................... 4 - 387
Current Supervision ............................................................................................................................ 4 - 390
Zone Coordination............................................................................................................................... 4 - 392
CT Supervision........................................................................................................................................4 - 394
VT Fuse Failure (VTFF) .........................................................................................................................4 - 401
FlexLogic ......................................................................................................................................... 4 - 403
Timers ........................................................................................................................................................4 - 414
Non-volatile Latches...........................................................................................................................4 - 414
FlexLogic Equation...............................................................................................................................4 - 416
Viewing FlexLogic Graphics ............................................................................................................ 4 - 418
FlexElements...........................................................................................................................................4 - 418
Testing.............................................................................................................................................. 4 - 425
Simulation ................................................................................................................................................4 - 425
Setup.......................................................................................................................................................... 4 - 426
Pre-Fault................................................................................................................................................... 4 - 427
Fault ........................................................................................................................................................... 4 - 427
Post-Fault ................................................................................................................................................ 4 - 428
Test LEDs ..................................................................................................................................................4 - 428
Contact Inputs .......................................................................................................................................4 - 429
Output Relays ........................................................................................................................................4 - 429
Ethernet Loopback Test.....................................................................................................................4 - 429
Summary ............................................................................................................................................. 5 - 2
Configurable SLD.......................................................................................................................................5 - 2
Annunciator .................................................................................................................................................5 - 2
Tab Pushbuttons........................................................................................................................................5 - 3
Breakers ............................................................................................................................................... 5 - 4
Switches ............................................................................................................................................... 5 - 4
Last Trip Data..................................................................................................................................... 5 - 5
Arc Flash............................................................................................................................................... 5 - 5
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