ABB ACS860, Firmware Manual

Page: 206 / 438

206 Parameters
31.24 Stall function Selects how the drive reacts to a motor stall condition.
A stall condition is defined as follows:
• The drive exceeds the stall current limit (
31.25 Stall current
limit ) , and
• the output frequency is below the level set by parameter
31.27 Stall frequency limit or the motor speed is below the
level set by parameter 31.26 Stall speed limit , and
• the conditions above have been true longer than the time
set by parameter 31.28 Stall time .
Fault
No action None (stall supervision disabled). 0
Warning The drive generates an A780 Motor stall warning. 1
Fault The drive trips on fault 7121 Motor stall . 2
31.25 Stall current limit Stall current limit in percent of the nominal current of the
motor. See parameter
31.24 Stall function .
200.0%
0.0 … 1600.0% Stall current limit. 10 = 1%
31.26 Stall speed limit Stall speed limit in rpm. See parameter 31.24 Stall function . 150.00 rpm;
180.00 rpm
(
95.20 b0)
0.00 … 6000.00
rpm Stall speed limit. See par.
46.01
31.27 Stall frequency limit Stall frequency limit. See parameter 31.24 Stall function .
Note: Setting the limit below 10 Hz is not recommended.
15.00 Hz;
18.00 Hz
(
95.20 b0)
0.00 … 100.00 Hz Stall frequency limit. See par.
46.02
31.28 Stall time Stall time. See parameter 31.24 Stall function . 20 s
0 … 3600 s Stall time. 1 = 1 s
No. Name/Value Description Def / FbEq16