869 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL V
Broken Rotor Bar ..................................................................................................................................4 - 277
Electrical Signature Analysis (ESA) ...............................................................................................4 - 282
Stator Inter-turn Fault ........................................................................................................................4 - 293
Functions..................................................................................................................................................4 - 297
Power Factor..........................................................................................................................................4 - 297
Demand.................................................................................................................................................... 4 - 302
Pulsed Outputs......................................................................................................................................4 - 310
Digital Counters.................................................................................................................................... 4 - 313
Harmonic Detection............................................................................................................................4 - 316
Speed .........................................................................................................................................................4 - 319
RTD Temperature .................................................................................................................................4 - 324
RTD Trouble.............................................................................................................................................4 - 329
Loss of Communications ..................................................................................................................4 - 330
Control..............................................................................................................................................4 - 332
Setpoint Group.......................................................................................................................................4 - 332
Start Supervision...................................................................................................................................4 - 335
Thermal Inhibit...................................................................................................................................... 4 - 336
Maximum Starting Rate....................................................................................................................4 - 338
Time Between Starts ..........................................................................................................................4 - 340
Restart Delay .........................................................................................................................................4 - 341
Reduced Voltage Starting.................................................................................................................4 - 342
Local Control Mode (breakers and switches) ..........................................................................4 - 346
Breaker Control .....................................................................................................................................4 - 356
Contactor Control.................................................................................................................................4 - 359
Switch Control (9)..................................................................................................................................4 - 362
Virtual Input Control............................................................................................................................4 - 365
Trip Bus......................................................................................................................................................4 - 366
Breaker Failure (50BF) ........................................................................................................................4 - 368
Setup..........................................................................................................................................................4 - 369
Initiate ....................................................................................................................................................... 4 - 371
Arc Flash Protection............................................................................................................................4 - 373
VT Fuse Failure (VTFF) .........................................................................................................................4 - 375
FlexLogic .........................................................................................................................................4 - 377
Timers ........................................................................................................................................................4 - 387
Non-volatile Latches...........................................................................................................................4 - 387
FlexLogic Equation...............................................................................................................................4 - 388
Viewing FlexLogic Graphics ............................................................................................................ 4 - 390
FlexElements...........................................................................................................................................4 - 391
Testing..............................................................................................................................................4 - 399
Simulation................................................................................................................................................4 - 399
Setup..........................................................................................................................................................4 - 400
Pre-Fault...................................................................................................................................................4 - 400
Fault ...........................................................................................................................................................4 - 401
Post-Fault ................................................................................................................................................ 4 - 402
Test LEDs ..................................................................................................................................................4 - 403
Contact Inputs .......................................................................................................................................4 - 403
Output Relays ........................................................................................................................................4 - 403
Ethernet Loopback Test.....................................................................................................................4 - 404
5.STATUS Summary ............................................................................................................................................. 5 - 2
Configurable SLD.......................................................................................................................................5 - 2
Annunciator .................................................................................................................................................5 - 3
Tab Pushbuttons........................................................................................................................................5 - 3
Motor...................................................................................................................................................... 5 - 5
Breakers ............................................................................................................................................... 5 - 7