Mot Therm Prot - ABB ACS850 Firmware Manual

No. Name/Value
Alarm
No
30.08 Cross connection
No
Fault
30.09 Stall function
Bit Function
0 Ena sup (Enable supervision)
0 = Disabled: Supervision disabled.
1 = Enabled: Supervision enabled.
1 Ena warn (Enable warning)
0 = Disabled
1 = Enabled: Drive generates an alarm upon a stall condition.
2 Ena fault (Enable fault)
0 = Disabled
1 = Enabled: Drive trips on a fault upon a stall condition.
30.10 Stall curr lim
0.0 ... 1600.0%
30.11 Stall freq hi
0.5 ... 1000.0 Hz
30.12 Stall time
0 ... 3600 s
31

31 Mot therm prot

31.01 Mot temp1 prot
No
Alarm
Fault
Description
The drive generates alarm SAFE TORQUE OFF.
No action taken.
Selects how the drive reacts to incorrect input power and
motor cable connection (i.e. input power cable is connected
to drive motor connection).
No action taken.
The drive trips on fault CABLE CROSS CON.
Selects how the drive reacts to a motor stall condition. The
protection wakes up if
• the drive is at stall current limit (defined by parameter
30.10 Stall curr lim) or
• the output frequency is below the level set by parameter
30.11 Stall freq hi, and
• the conditions above have been valid longer than the time
set by parameter 30.12 Stall
See section Stall protection (parameters 30.09...30.12)
page 43.
Stall current limit in percent of the nominal current of the
motor. See parameter 30.09 Stall
Stall current limit.
Stall frequency limit. See parameter
Stall frequency limit.
Stall time. See parameter
Stall time.
Motor temperature measurement and thermal protection
settings.
Selects how the drive reacts when motor overtemperature is
detected by motor thermal protection 1.
Motor thermal protection 1 inactive.
The drive generates alarm MOTOR TEMPERATURE when
the temperature exceeds the alarm level defined by
parameter 31.03 Mot temp1
The drive generates alarm MOTOR TEMPERATURE or trips
on fault MOTOR OVERTEMP when the temperature exceeds
the alarm/fault level defined by parameter
almLim / 31.03 Mot temp1 almLim
06.05 Limit word1 differs from 0
time.
function.
30.09 Stall function.
30.09 Stall function.
almLim.
31.02 Mot temp1
(whichever is lower).
Parameters 145
FbEq
2
3
0
1
on
10 = 1%
10 = 1 Hz
1 = 1 s
0
1
2