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Siemens SINAMICS G120D - p1611[0...n] Supplementary accelerating torque (SLVC); M_suppl_accel; r1614 EMF maximum; EMF max; p1616[0...n] Current setpoint smoothing time; I_set T_smooth; r1623[0...1] Field-generating current setpoint (steady-state); Id_set stationary

Siemens SINAMICS G120D
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Parameters
List of parameters
1-218
© Siemens AG 2012 - 2013 All Rights Reserved
SINAMICS G120D List Manual (LH14), 01/2013
Note: For p1610 = 0%, a current setpoint is calculated that corresponds to the no-load case (ASM: rated magnetizing cur-
rent).
For p1610 = 100 %, a current setpoint is calculated that corresponds to the rated motor torque.
Negative values are converted into positive setpoints in the case of induction and permanent-magnet synchronous
motors.
Description: Enters the dynamic torque setpoint for the low-speed range for sensorless vector control (SLVC). This parameter is
entered as a percentage referred to the rated motor torque (r0333).
Note: When accelerating and braking p1611 is added to p1610 and the resulting total torque is converted into an appro-
priate current setpoint and controlled.
For pure accelerating torques, it is always favorable to use the torque pre-control of the speed controller (p1496).
Description: Displays the actual maximum possible electromotive force (EMF) of the separately-excited synchronous motor.
Dependency: The value is the basis for the flux setpoint.
The maximum possible EMF depends on the following factors:
- Actual DC link voltage (r0070).
- Maximum modulation depth (p1803).
- Field-generating and torque-generating current setpoint.
Description: Sets the smoothing time for the current setpoint.
The current setpoint is generated from p1610 and p1611.
Note: This parameter is only effective in the range where current is injected for sensorless vector control.
Description: Displays the steady-state field generating current setpoint (Id_set).
Note: Re index 1:
Displays the stationary field-generating current on the stator side in the case of separately excited synchronous
motors without the excitation current monitoring component (r1644).
p1611[0...n] Supplementary accelerating torque (SLVC) / M_suppl_accel
Access level: 2 Calculated: p0340 = 1 Data type: FloatingPoint32
Can be changed: U, T Scaling: - Dyn. index: DDS, p0180
Units group: - Unit selection: - Func. diagram: 1710, 6721, 6722,
6726
Min Max Factory setting
0.0 [%] 200.0 [%] 30.0 [%]
r1614 EMF maximum / EMF max
Access level: 4 Calculated: - Data type: FloatingPoint32
Can be changed: - Scaling: p2001 Dyn. index: -
Units group: 5_1 Unit selection: p0505 Func. diagram: 6725
Min Max Factory setting
- [Vrms] - [Vrms] - [Vrms]
p1616[0...n] Current setpoint smoothing time / I_set T_smooth
Access level: 4 Calculated: p0340 = 1,3 Data type: FloatingPoint32
Can be changed: U, T Scaling: - Dyn. index: DDS, p0180
Units group: - Unit selection: - Func. diagram: 6721, 6722
Min Max Factory setting
4 [ms] 10000 [ms] 40 [ms]
r1623[0...1] Field-generating current setpoint (steady-state) / Id_set stationary
Access level: 4 Calculated: - Data type: FloatingPoint32
Can be changed: - Scaling: p2002 Dyn. index: -
Units group: 6_2 Unit selection: p0505 Func. diagram: 6723, 6726, 6727
Min Max Factory setting
- [Arms] - [Arms] - [Arms]

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