Siemens SINUMERIK 840D sl Function Manual page 480

R3: Extended stop and retract
9.3 ESR executed autonomously in the drive
Parameter
p1248
p1244 Upper DC link voltage threshold
p1248 Lower DC link voltage threshold
r0208
T1
T2
Figure 9-5
Generator minimum speed
The lower limit of the motor speed of the generator axis is configured using drive parameter
p2161:
Parameter
p2161
Feedback signal
The generator operation status is returned to the control (see Section "Feedback of the ESR
status (Page 481)").
References
A detailed description of drive parameters and the Vdc control can be found in:
● SINAMICS S120/S150 List Manual
● SINAMICS S120 Function Manual; Section "Servo control" > "Vdc control"
480
Description
Lower DC link voltage threshold
Setting the lower threshold for the DC link voltage. For p1240 = 2, this threshold is used
as setpoint limit for the Vdc_min controller.
Rated power unit line supply voltage.
The pulses are canceled if the DC link voltage drops below 0.9*r0208
Instant in time at which generator operation was triggered
Instant in time at which generator operation was exited
Configuring_drive_integrated_generator_operation
Description
Speed threshold value 3
Speed threshold value for the message: |n_act| < speed threshold value 3
Function Manual, 01/2015, 6FC5397-2BP40-5BA2
Special functions