ABB ACS550-02 User Manual page 168

166
Fault
Code
5
6
7
8
9
10
11
12
13
14
15
16
17
Diagnostics
Fault Name In
Panel
Inverter overload condition. The drive output current exceeds the ratings
OVERLOAD
given in Ratings
Intermediate circuit DC voltage is not sufficient. Check for and correct:
DC UNDERVOLT
• Missing phase in the input power supply.
• Blown fuse.
• Undervoltage on mains.
1 Analog input 1 loss. Analog input value is less than
AI LOSS
Check for and correct:
• Source and connection for analog input.
• Parameter settings for
2 Analog input 2 loss. Analog input value is less than
AI LOSS
Check for and correct:
• Source and connection for analog input.
• Parameter settings for
Motor is too hot, based on either the drive's estimate or on temperature
MOT OVERTEMP
feedback.
• Check for overloaded motor.
• Adjust the parameters used for the estimate (3005...3009).
• Check the temperature sensors and Group 35 parameters.
Panel communication is lost and either:
PANEL LOSS
• Drive is in local control mode (the control panel displays LOC), or
• Drive is in remote control mode (REM) and is parameterized to accept
start/stop, direction or reference from the control panel.
To correct check:
• Communication lines and connections
• Parameter 3002
• Parameters in Group 10: Command Inputs and Group 11: Reference
Select (if drive operation is REM).
The motor ID run was not completed successfully. Check for and correct:
ID RUN FAIL
• Motor connections
Motor or process stall. Motor is operating in the stall region. Check for and
MOTOR STALL
correct:
• Excessive load.
• Insufficient motor power.
• Parameters 3010...3012.
R Not used.
ESERVED
1 Digital input defined to report first external fault is active. See parameter
EXT FAULT
3003
EXTERNAL FAULT
2 Digital input defined to report second external fault is active. See parameter
EXT FAULT
3004
EXTERNAL FAULT
The load on the input power system is out of balance.
EARTH FAULT
• Check for/correct faults in the motor or motor cable.
• Verify that motor cable does not exceed max. specified length.
Motor load is lower than expected. Check for and correct:
UNDERLOAD
• Disconnected load.
• Parameters 3013
Description and Recommended Corrective Action
on page 180 of this manual.
1 (3021) and 3001
AI FLT LIMIT
2 (3022) and 3001
AI FLT LIMIT
PANEL COMM ERROR
1.
2.
UNDERLOAD FUNCTION
1 (3021).
AI FLT LIMIT
<
AI MIN FUNCTION
2 (3022).
AI FLT LIMIT
<
AI MIN FUNCTION
.
...3015
UNDERLOAD CURVE
.
.
.