Table of contents
Drive converter cabinet units
Operating Instructions, 07/07, A5E00288214A
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9 Functions, monitoring, and protective functions..................................................................................... 301
9.1 Chapter content .........................................................................................................................301
9.2 Active Infeed functions...............................................................................................................303
9.2.1 Line and DC link identification....................................................................................................303
9.2.2 Harmonics controller ..................................................................................................................304
9.2.3 Variable power factor (reactive power compensation) ..............................................................305
9.2.4 Settings for the infeed (Active Infeed) under difficult line conditions .........................................306
9.3 Drive functions ...........................................................................................................................308
9.3.1 Motor identification and automatic speed controller optimization..............................................308
9.3.1.1 Standstill measurement .............................................................................................................309
9.3.1.2 Rotating measurement and speed controller optimization ........................................................311
9.3.2 Efficiency optimization ...............................................................................................................314
9.3.3 Vdc control .................................................................................................................................315
9.3.4 Automatic restart function ..........................................................................................................318
9.3.5 Flying restart ..............................................................................................................................321
9.3.5.1 Flying restart without encoder....................................................................................................322
9.3.5.2 Flying restart with encoder.........................................................................................................323
9.3.5.3 Parameters.................................................................................................................................323
9.3.6 Motor changeover/selection.......................................................................................................324
9.3.6.1 Description .................................................................................................................................324
9.3.6.2 Example of changing over between two motors........................................................................324
9.3.6.3 Function diagram .......................................................................................................................325
9.3.6.4 Parameters.................................................................................................................................326
9.3.7 Friction characteristic curve .......................................................................................................326
9.3.8 Increasing the output frequency.................................................................................................328
9.3.8.1 Increasing the pulse frequency..................................................................................................329
9.3.8.2 Parameters.................................................................................................................................330
9.3.9 Runtime (operating hours counter) ............................................................................................331
9.3.10 Simulation operation ....................................
..............................................................................332
9.3.11 Direction reversal .......................................................................................................................333
9.3.12 Unit changeover.........................................................................................................................334
9.3.13 Derating behavior at increased pulse frequency .......................................................................336
9.4 Extended functions ....................................................................................................................338
9.4.1 Technology controller.................................................................................................................338
9.4.2 Bypass function..........................................................................................................................341
9.4.2.1 Bypass with synchronizer with degree of overlapping (p1260 = 1) ...........................................342
9.4.2.2 Bypass with synchronizer without degree of overlapping (p1260 = 2) ......................................344
9.4.2.3 Bypass without synchronizer (p1260 = 3)..................................................................................346
9.4.2.4 Function diagram .......................................................................................................................347
9.4.2.5 Parameters.................................................................................................................................348
9.4.3 Extended braking control ...........................................................................................................349
9.4.4 Extended monitoring functions...................................................................................................351
9.4.5 Closed-loop position control.......................................................................................................353
9.4.5.1 Actual position value preparation...............................................................................................354
9.4.5.2 Closed-loop position controller...................................................................................................359
9.4.5.3 Monitoring functions...................................................................................................................360
9.4.5.4 Measurement probe evaluation and reference mark search .....................................................362
9.4.6 Basic positioner..........................................................................................................................364
9.4.6.1 Mechanical system ....................................................................................................................366
9.4.6.2 Limitations..................................................................................................................................368
9.4.6.3 Referencing................................................................................................................................373
9.4.6.4 Basic positioner with position tracking .......................................................................................381
9.4.6.5 Traversing blocks.......................................................................................................................384
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