Siemens Sinamics S110 Function Manual page 141

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 7-15
Function diagrams (see SINAMICS S110 List Manual)
● 5300 V/f control for diagnostics
Overview of important parameters (see SINAMICS S110 List Manual)
● p0304 Motor rated voltage
● p0310 Motor rated frequency
● p0311 Motor rated speed
● r0313 Motor pole pair number, actual (or calculated)
● p0314 Motor pole pair number
● p0322 Maximum motor speed
● p0323 Maximum motor current
● p0640 Current limit
● p1082 Maximum speed
● p1317 V/f control diagnostics activation
● p1318 V/f control ramp-up/ramp-down time
● p1319 V/f control voltage at zero frequency
● p1326 V/f control programmable characteristic frequency 4
● p1327 V/f control programmable characteristic voltage 4
Drive functions
Function Manual, 10/2008, 6SL3097-4AB10-0BP0
V/f characteristic
Drive functions
7.1 Servo control
141