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 6-97
Linear and parabolic characteristics
Requirement
Application exam‐
ples
Remark
Charac‐
teristic
Parameter
The required
torque is inde‐
pendent of the
speed
Eccentric-worm
pump, compressor
-
Linear
p0501 = 0
The required
torque increa‐
ses with the
speed
Centrifugal
pumps, radial
fans, axial fans
Lower losses in the motor and con‐
verter than with the linear charac‐
teristic.
Parabol‐
ic
p0501 = 1
Parameters
Number
Name
Factory setting
r0025
CO: Output voltage, smoothed
- Vrms
r0066
CO: Output frequency
- Hz
r0071
Output voltage, maximum
- Vrms
p0310[M]
Rated motor frequency
0 Hz
p501
Technology application
0
Advanced commissioning
6.7 Motor control
SINAMICS G120X converter
388
Operating Instructions, 06/2019, FW V1.01, A5E44751209B AC