7.3.1
Voltage boost ........................................................................................................................ 331
7.3.2
Resonance damping ............................................................................................................. 334
7.3.3
Slip compensation ................................................................................................................. 335
7.4
7.4.1
7.4.2
7.4.3
Actual speed value filter ........................................................................................................ 346
7.4.4
Speed controller .................................................................................................................... 347
7.4.4.1
7.4.4.2
Reference model ................................................................................................................... 352
7.4.4.3
7.4.4.4
Droop Function ..................................................................................................................... 356
7.4.4.5
Open actual speed value ...................................................................................................... 358
7.4.5
Closed-loop torque control .................................................................................................... 360
7.4.6
Torque limiting ...................................................................................................................... 362
7.4.7
Current setpoint filters ........................................................................................................... 364
7.4.8
7.4.9
8
Output terminals.................................................................................................................................. 369
8.1
Chapter content .................................................................................................................... 369
8.2
TM31 analog outputs ............................................................................................................ 370
8.2.1
8.3
TM31 digital outputs .............................................................................................................. 373
9
Functions, monitoring, and protective functions ................................................................................... 375
9.1
Chapter content .................................................................................................................... 375
9.2
Drive functions ...................................................................................................................... 376
9.2.1
9.2.1.1
Motor data identification ........................................................................................................ 377
9.2.1.2
9.2.1.3
9.2.1.4
Parameters ........................................................................................................................... 383
9.2.2
Efficiency optimization .......................................................................................................... 384
9.2.3
9.2.4
Vdc control ............................................................................................................................ 387
9.2.5
Automatic restart function ..................................................................................................... 392
9.2.6
Flying restart ......................................................................................................................... 395
9.2.6.1
9.2.6.2
9.2.6.3
Parameters ........................................................................................................................... 400
9.2.7
9.2.7.1
Description ............................................................................................................................ 401
9.2.7.2
Example of changing over between two motors ................................................................... 401
9.2.7.3
Function diagram .................................................................................................................. 402
9.2.7.4
Parameters ........................................................................................................................... 403
9.2.8
Friction characteristic curve .................................................................................................. 403
9.2.9
9.2.9.1
General ................................................................................................................................. 405
9.2.9.2
External armature short-circuit braking ................................................................................. 405
Inverter chassis units
Operating Instructions, 07/2016, A5E00331449A
Table of contents
13