Siemens SINAMICS S120 Function Manual page 188

Vector V/f control (r0108.2 = 0)
5.2 Voltage boost
Voltage boost at acceleration (p1311)
Voltage boost at acceleration is effective if the ramp-function generators provide the
feedback signal "ramp-up active" (r1199.0 = 1).
Figure 5-4
Function diagrams (see SINAMICS S120/S150 List Manual)
● 6300 V/f characteristic and voltage boost
Overview of important parameters (see SINAMICS S120/S150 List Manual)
● p0304[0...n] Rated motor voltage
● p0305[0...n] Rated motor current
● r0395[0...n] Stator resistance current
● p1310[0...n] Voltage boost permanent
● p1311[0...n] Voltage boost at acceleration
● r1315 Voltage boost total
188
Voltage boost at acceleration (example: p1300 = 0 and p1311 > 0)
Function Manual, (FH1), 10/2008, 6SL3097-2AB00-0BP5
Drive functions