4.1 Autoreclose System Map Diagrams 304
4.2 Autoreclose Internal Signals 309
4.3 Autoreclose DDB Signals 311
5 Logic Modules 317
5.1 Circuit Breaker Status Monitor 317
5.1.1 CB State Monitor Logic diagram 318
5.2 Circuit Breaker Open Logic 319
5.2.1 Circuit Breaker Open Logic Diagram 319
5.3 Circuit Breaker in Service Logic 319
5.3.1 Circuit Breaker in Service Logic Diagram 319
5.3.2 Autoreclose OK Logic Diagram 320
5.4 Autoreclose Enable 320
5.4.1 Autoreclose Enable Logic Diagram 320
5.5 Autoreclose Modes 320
5.5.1 Single-Phase and Three-Phase Autoreclose 321
5.5.2 Autoreclose Modes Enable Logic Diagram 322
5.6 AR Force Three-Phase Trip Logic 322
5.6.1 AR Force Three-Phase Trip Logic Diagram 322
5.7 Autoreclose Initiation Logic 322
5.7.1 Autoreclose Initiation Logic Diagram 324
5.7.2 Autoreclose Trip Test Logic Diagram 324
5.7.3 AR External Trip Initiation Logic Diagram 325
5.7.4 Protection Reoperation and Evolving Fault Logic Diagram 326
5.7.5 Fault Memory Logic Diagram 326
5.8 Autoreclose In Progress 326
5.8.1 Autoreclose In Progress Logic Diagram 327
5.9 Sequence Counter 327
5.9.1 Autoreclose Sequence Counter Logic Diagram 328
5.10 Autoreclose Cycle Selection 328
5.10.1 Single-Phase Autoreclose Cycle Selection Logic Diagram 328
5.10.2 3-phase Autoreclose Cycle Selection 329
5.11 Dead Time Control 329
5.11.1 Dead Time Start Enable Logic Diagram 330
5.11.2 1-phase Dead Time Logic Diagram 331
5.11.3 3-phase Dead Time Logic Diagram 332
5.12 Circuit Breaker Autoclose 332
5.12.1 Circuit Breaker Autoclose Logic Diagram 333
5.13 Reclaim Time 333
5.13.1 Prepare Reclaim Initiation Logic Diagram 334
5.13.2 Reclaim Time Logic Diagram 334
5.13.3 Succesful Autoreclose Signals Logic Diagram 335
5.13.4 Autoreclose Reset Successful Indication Logic Diagram 335
5.14 CB Healthy and System Check Timers 335
5.14.1 CB Healthy and System Check Timers Logic Diagram 336
5.15 Autoreclose Shot Counters 336
5.15.1 Autoreclose Shot Counters Logic Diagram 337
5.16 Circuit Breaker Control 338
5.16.1 CB Control Logic Diagram 338
5.17 Circuit Breaker Trip Time Monitoring 339
5.17.1 CB Trip Time Monitoring Logic Diagram 339
5.18 Autoreclose Lockout 339
5.18.1 CB Lockout Logic Diagram 340
5.19 Reset Circuit Breaker Lockout 341
5.19.1 Reset CB Lockout Logic Diagram 341
5.20 Pole Discrepancy 342
5.20.1 Pole Discrepancy Logic Diagram 342
5.21 Circuit Breaker Trip Conversion 342
5.21.1 CB Trip Conversion Logic Diagram 343
Contents P543i/P545i
viii P54x1i-TM-EN-1