Vdc Controller Integral Time (U/F) / Vdc_Ctrl Tn; Vdc Controller Rate Time (U/F) / Vdc_Ctrl T_Rate; Vdc_Min Controller Time Threshold (U/F) / Vdc_Min T_Thresh; Vdc_Min Controller Response (Kinetic Buffering) (U/F) - Siemens SINAMICS G120XA Operating Instructions Manual

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Parameters
7.3 Parameters
p1291[0...n]

Vdc controller integral time (U/f) / Vdc_ctrl Tn

Access level: 3
Can be changed: T, U
Unit group: -
Min:
0 [ms]
Description:
Sets the integral time for the Vdc controller (DC link voltage controller).
p1292[0...n]

Vdc controller rate time (U/f) / Vdc_ctrl t_rate

Access level: 3
Can be changed: T, U
Unit group: -
Min:
0 [ms]
Description:
Sets the rate time constant for the Vdc controller (DC link voltage controller).
p1294
Vdc_max controller automatic detection ON signal level (U/f) / Vdc_max SenseOnLev
Access level: 3
Can be changed: T, U
Unit group: -
Min:
0
Description:
Activates/deactivates the automatic sensing of the switch-in level for the Vdc_max controller. When the sensing
function is deactivated, the activation threshold r1282 for the Vdc_max controller is determined from the
parameterized connection voltage p0210.
Value:
0:
1:
p1295[0...n]

Vdc_min controller time threshold (U/f) / Vdc_min t_thresh

Access level: 3
Can be changed: T, U
Unit group: -
Min:
0.000 [s]
Description:
Sets the time threshold for the Vdc_min controller (kinetic buffering).
If this value is exceeded a fault is output; the required response can be parameterized.
Prerequisite: p1296 = 1
NOTICE
If a time threshold has been parameterized, the Vdc_max controller should also be activated (p1280 = 3) so that the
drive does not shut down with overvoltage when Vdc_min control is exited (due to the time violation) and in the event
of fault response OFF3. It is also possible to increase the OFF3 ramp-down time p1135.
p1296[0...n]
Vdc_min controller response (kinetic buffering) (U/f) / Vdc_min response
Access level: 3
Can be changed: T, U
Unit group: -
Min:
0
Description:
Sets the response for the Vdc_min controller (kinetic buffering).
508
Automatic detection inhibited
Automatic detection enabled
Calculated: -
Scaling: -
Unit selection: -
Max:
10000 [ms]
Calculated: CALC_MOD_CON Data type: FloatingPoint32
Scaling: -
Unit selection: -
Max:
1000 [ms]
Calculated: -
Scaling: -
Unit selection: -
Max:
1
Calculated: -
Scaling: -
Unit selection: -
Max:
10000.000 [s]
Calculated: -
Scaling: -
Unit selection: -
Max:
1
Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB
Data type: FloatingPoint32
Dynamic index: DDS, p0180
Function diagram: 6320, 6854
Factory setting:
40 [ms]
Dynamic index: DDS, p0180
Function diagram: 6320, 6854
Factory setting:
10 [ms]
Data type: Integer16
Dynamic index: -
Function diagram: 6320, 6854
Factory setting:
0
Data type: FloatingPoint32
Dynamic index: DDS, p0180
Function diagram: -
Factory setting:
0.000 [s]
Data type: Integer16
Dynamic index: DDS, p0180
Function diagram: -
Factory setting:
0
SINAMICS G120XA converter

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