Siemens SINAMICS G120XA Operating Instructions Manual page 287

The application class Standard Drive Control reduces the number of characteristics and setting
options:
● A linear and a parabolic characteristic are available.
● Selecting a technological application defines the characteristics.
Table 6-62
Requirement
The required
torque is inde‐
pendent of the
speed
The required
torque increa‐
ses with the
speed
Parameters
Number
r0025
r0066
r0071
p0310[M]
p501
SINAMICS G120XA converter
Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB
Linear and parabolic characteristics
Application exam‐ Remark
ples
Eccentric-worm -
pump, compressor
Centrifugal Lower losses in the motor and con‐
pumps, radial verter than with the linear charac‐
fans, axial fans teristic.
Name
CO: Output voltage, smoothed
CO: Output frequency
Output voltage, maximum
Rated motor frequency
Technology application
Advanced commissioning
6.6 Motor control
Charac‐ Parameter
teristic
Linear p0501 = 0
Parabol‐ p0501 = 1
ic
Factory setting
- Vrms
- Hz
- Vrms
0 Hz
0
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