Siemens SINAMICS S120 - Page 139

Servo control
4.10 V/f control
Drive functions
Function Manual, 11/2017, 6SL3097-4AB00-0BP5
139
V/f characteristic
The speed setpoint is converted to the frequency specification taking into account the
number of pole pairs. The synchronous frequency associated with the speed setpoint is
output (no slip compensation).
Figure 4-14 V/f characteristic
Function diagrams (see SINAMICS S120/S150 List Manual)
•
5300
Servo control
- V/f control for diagnostics
•
5650
Servo control
- Vdc_max controller and Vdc_min controller