Siemens SINAMICS G120 Operating Instructions Manual page 310

Advanced commissioning
6.24 Motor control
The most important parameters
Table 6-50
Parameter
p0342
p1496
p1452
p1470
p1472
310
Encoderless speed control
Description
Moment of inertia ratio, total to motor (factory setting: 1.0)
Acceleration precontrol scaling (factory setting: 0 %)
For the rotating measurement of the motor data identification the inverter sets the pa‐
rameters to 100 %.
Speed controller speed actual value smoothing time (without encoder) (factory setting:
10 ms)
Speed controller operation without encoder P gain (factory setting: 0.3)
Speed controller operation without encoder integral action time (factory setting: 20 ms)
Converter with the CU230P-2 Control Units
Operating Instructions, 09/2017, FW V4.7 SP9, A5E34257946B AE