ABB ACS550-02 User Manual page 169

Fault Fault Name In
Code Panel
18 Internal fault. The thermistor measuring the internal temperature of the
THERM FAIL
drive is open or shorted. Contact your local ABB sales representative.
19 Internal fault. A communication-related problem has been detected on the
OPEX LINK
fiber optic link between the OITF and OINT boards. Contact your local ABB
sales representative.
20 Internal fault. Low voltage condition detected on OINT power supply.
OPEX PWR
Contact your local ABB sales representative.
21 Internal fault. Current measurement is out of range. Contact your local ABB
CURR MEAS
sales representative.
22 Ripple voltage in the DC link is too high. Check for and correct:
SUPPLY PHASE
• Missing mains phase.
• Blown fuse.
23 R Not used.
ESERVED
24 Motor speed is greater than 120% of the larger (in magnitude) of 2001
OVERSPEED
MINIMUM SPEED
• Parameter settings for 2001 and 2002.
• Adequacy of motor braking torque.
• Applicability of torque control.
• Brake chopper and resistor.
25 R Not used.
ESERVED
26 Internal fault. Configuration Block Drive ID is not valid. Contact your local
DRIVE ID
ABB sales representative.
27 Internal configuration file has an error. Contact your local ABB sales
CONFIG FILE
representative.
28 1 Fieldbus communication has timed out. Check for and correct:
SERIAL ERR
• Fault setup (3018
• Communication settings (Group 51 or 53 as appropriate).
• Poor connections and/or noise on line.
29 Error in reading the configuration file for the fieldbus adapter.
EFB CON FILE
30 Fault trip forced by the fieldbus. See the fieldbus User's Manual.
FORCE TRIP
31 1 Fault code reserved for the EFB protocol application. The meaning is
EFB
protocol dependent.
32 2
EFB
33 3
EFB
34 Fault in the motor circuit. One of the motor phases is lost. Check for and
MOTOR PHASE
correct:
• Motor fault.
• Motor cable fault.
• Thermal relay fault (if used).
• Internal fault.
35 Error in power wiring suspected. Check for and correct:
OUTPUT WIRING
• Input power wired to drive output.
• Ground faults.
Description and Recommended Corrective Action
or 2002
MAXIMUM SPEED
COMM FAULT FUNC
. Check for and correct:
and 3019
COMM FAULT TIME
Diagnostics
167
).