Functions
7.7 Application-specific functions
Inverter cabinet units
Operating Instructions, 12/2014, A5E32923362A
395
Parameters
Description
Stall protection
p1745
Deviation of the setpoint from the actual value of the motor flux as of which the "mo-
tor stalled" message is generated
This parameter is only evaluated as part of encoderless vector control.
r1746
Fault signal for stall detection
p2178
Delay time for the "motor stalled" message
For more information, please see the parameter list and the function block diagrams 8012
and 8020 of the List Manual.
7.7.9.2
Load monitoring
During load monitoring, the current speed/torque curve is compared with the set
speed/torque curve (p2182 to p2190). If the current value is outside the programmed
tolerance bandwidth, a fault or alarm is triggered depending on parameter p2181. The fault
or alarm message can be delayed by means of parameter p2192 to prevent false alarms
caused by brief transitional states.
Figure 7-24 Load torque monitoring
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