Siemens Sinamics s120 Commissioning Manual page 217

Commutation angle outside the tolerance
Example: The falling edge of the sawtooth voltage (pole position angle) leads the zero
crossing of EMF phase U by approx. 18° electrical.
Image 3-67
Adapt the incorrect commutation shown in the figure above according to Chapter "Checking
the commutation angle offset with STARTER (Page 205)".
p0431 = p0431 - 18
STARTER Commissioning Manual
Commissioning Manual, (IH1), 07/2016, 6SL3097-4AF00-0BP5
Example of an incorrectly commutated drive
3.13 Commissioning of SIMOTICS L-1FN3 linear motors
Commissioning
217