Applications
12.5 Motor changeover
Drive functions
Function Manual, 11/2017, 6SL3097-4AB00-0BP5
921
12.5
Motor changeover
Description
The motor changeover is used in the following cases, for example:
●
Changing over between different motors and encoders
●
Changing over different windings in a motor (e.g. star-delta changeover)
●
Adapting the motor data
If several motors are operated alternately on a Motor Module, a matching number of drive
data sets must be created.
Note
Vector control
For vector control, to switch to a rotating motor the "flying restart (Page 271)" function must
be activated (p1200).
Note
When changing over the drive data set between several motors that physically exist with
integrated holding brakes, it is not permissible that the internal brake control is used.
Example of a motor changeover for four motors (encoderless)
Requirements
●
The first commissioning has been completed.
●
4 motor data sets (MDS), p0130 = 4
●
4 drive data sets (DDS), p0180 = 4
●
4 digital outputs to control the auxiliary contactors
●
4 digital inputs to monitor the auxiliary contactors
●
2 digital inputs for selecting the data set
●
4 auxiliary contactors with auxiliary contacts (1 NO contact)
●
4 motor contactors with positively driven auxiliary contacts (3 NC contacts, 1 NO contact)
●
4 motors, 1 Control Unit, 1 infeed, and 1 Motor Module
Содержание SINAMICS S120
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Страница 202: ...Servo control 4 21 Voltage precontrol Drive functions 202 Function Manual 11 2017 6SL3097 4AB00 0BP5 ...
Страница 296: ...Vector control 5 23 Asynchronous pulse frequency Drive functions 296 Function Manual 11 2017 6SL3097 4AB00 0BP5 ...
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Страница 1044: ...Appendix A 2 Documentation overview Drive functions 1044 Function Manual 11 2017 6SL3097 4AB00 0BP5 A 2 Documentation overview ...
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