Hitachi Relion 650 Series Technical Manual page 17

1MRK 511 557-UEN Rev. A
12.16.7.2
12.17 Multilevel threshold alarm generation MONALM...............................................................245
12.17.1 Identification.................................................................................................................... 245
12.17.2 Functionality ................................................................................................................... 245
12.17.3 Function block................................................................................................................. 246
12.17.4 Signals.............................................................................................................................247
12.17.5 Settings........................................................................................................................... 249
12.17.6 Monitored data................................................................................................................ 254
12.17.7 Operation principle.......................................................................................................... 256
12.17.7.1
12.17.7.2
12.17.7.3
12.18 Advanced circuit breaker operations monitoring ACBMSCBR..........................................262
12.18.1 Identification.................................................................................................................... 262
12.18.2 Functionality.................................................................................................................... 262
12.18.3 Function block................................................................................................................. 264
12.18.4 Signals.............................................................................................................................265
12.18.5 Settings and parameters................................................................................................. 268
12.18.6 Monitored data................................................................................................................ 271
12.18.7 Operation principle.......................................................................................................... 273
12.18.7.1
12.18.7.2
12.18.7.3
12.18.7.4
12.18.7.5
12.18.7.6
12.18.7.7
12.18.7.8
12.18.7.9
12.18.7.10
12.18.7.11
12.18.7.12
12.18.7.13
12.18.7.14
12.18.7.15
12.18.7.16
12.18.7.17
12.18.7.18
12.18.7.19
12.18.7.20
12.18.7.21
12.19 Operation log trigger generator OPLOGTRIG...................................................................315
12.19.1 Identification.................................................................................................................... 315
12.19.2 Functionality (Application summary)............................................................................... 315
12.19.3 Function block................................................................................................................. 316
12.19.4 Signals.............................................................................................................................316
Technical Manual
Sensor status............................................................................................................. 245
Alarm status logic.......................................................................................................257
Hysteresis.................................................................................................................. 259
Circuit breaker operation capability............................................................................259
Coordination logic...................................................................................................... 275
Breaker pole specific operating times........................................................................ 275
Electrical signal processing........................................................................................276
Scatter correction and pre-arcing time evaluation for CB closing.............................. 277
Circuit breaker status................................................................................................. 282
Command handling.................................................................................................... 287
Blocking logic............................................................................................................. 287
Cancel logic................................................................................................................287
Bypass logic............................................................................................................... 287
Switching operations monitoring logic........................................................................287
Electrical monitoring...................................................................................................301
Mechanical monitoring............................................................................................... 303
Adaptive correction ................................................................................................... 304
Ablation monitoring.................................................................................................... 306
Inrush current peak evaluation...................................................................................308
Electrical status of load.............................................................................................. 308
Operation count monitoring........................................................................................308
Alarm and warning..................................................................................................... 309
Reset logic................................................................................................................. 313
Temperature handling logic........................................................................................ 314
Learning active mode.................................................................................................315
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