
Table of contents
Converter cabinet units
Operating Instructions, 07/2016, A5E03347396A 15
9 Functions, monitoring, and protective functions ................................................................................... 475
9.1 Chapter content ....................................................................................................................475
9.2 Drive functions ......................................................................................................................476
9.2.1 Motor data identification and automatic speed controller optimization.................................476
9.2.1.1 Motor data identification........................................................................................................477
9.2.1.2 Rotating measurement and speed controller optimization ...................................................480
9.2.1.3 Shortened rotating measurement .........................................................................................482
9.2.1.4 Parameters ...........................................................................................................................483
9.2.2 Efficiency optimization ..........................................................................................................483
9.2.3 Fast magnetization for induction motors...............................................................................485
9.2.4 Vdc control ............................................................................................................................487
9.2.5 Automatic restart function .....................................................................................................492
9.2.6 Flying restart .........................................................................................................................495
9.2.6.1 Flying restart without encoder...............................................................................................496
9.2.6.2 Flying restart with encoder....................................................................................................499
9.2.6.3 Parameters ...........................................................................................................................500
9.2.7 Motor changeover/selection..................................................................................................501
9.2.7.1 Description ............................................................................................................................501
9.2.7.2 Example of changing over between two motors...................................................................501
9.2.7.3 Function diagram ..................................................................................................................502
9.2.7.4 Parameters ...........................................................................................................................503
9.2.8 Friction characteristic curve ..................................................................................................504
9.2.9 Armature short-circuit braking, DC brake .............................................................................506
9.2.9.1 General .................................................................................................................................506
9.2.9.2 External armature short-circuit braking.................................................................................506
9.2.9.3 Internal armature short-circuit braking ..................................................................................507
9.2.9.4 DC braking ............................................................................................................................508
9.2.10 Increasing the output frequency ...........................................................................................511
9.2.10.1 Description ............................................................................................................................511
9.2.10.2 Default pulse frequencies .....................................................................................................511
9.2.10.3 Increasing the pulse frequency.............................................................................................511
9.2.10.4 Maximum output frequency achieved by increasing the pulse frequency ............................512
9.2.10.5 Parameters ...........................................................................................................................513
9.2.11 Derating behavior at increased pulse frequency ..................................................................513
9.2.12 Pulse frequency wobbling.....................................................................................................514
9.2.13 Runtime (operating hours counter) .......................................................................................516
9.2.14 Simulation operation .............................................................................................................517
9.2.15 Direction reversal ..................................................................................................................
518
9.2.16 Unit changeover....................................................................................................................520
9.2.17 Simple brake control .............................................................................................................522
9.2.18 Synchronization ....................................................................................................................525
9.2.19 Energy saving indicator for pumps, fans, and compressors.................................................526
9.2.20 Write protection.....................................................................................................................529
9.2.21 Know-how protection ............................................................................................................531
9.2.21.1 Description ............................................................................................................................531
9.2.21.2 Activating know-how protection ............................................................................................533
9.2.21.3 Deactivating know-how protection........................................................................................534
9.2.21.4 Changing the know-how protection password......................................................................535
9.2.21.5 OEM exception list ................................................................................................................535
9.2.21.6 Memory card copy protection ...............................................................................................536
9.2.21.7 Replacing devices for know-how protection with copy protection ........................................536