204 ACS550 User’s Manual
Diagnostics
31 EFB 1 Fault code reserved for the embedded fieldbus (EFB) protocol application.
The meaning is protocol dependent.
32
EFB 2
33 EFB 3
34 MOTOR PHASE Fault in the motor circuit. One of the motor phases is lost. Check for and
correct:
• Motor fault.
• Motor cable fault.
• Thermal relay fault (if used).
• Internal fault.
35
OUTPUT WIRING Possible power wiring error detected. When the drive is not running it
monitors for an improper connection between the drive input power and the
drive output. Check for and correct:
• Proper input wiring – line voltage is NOT connected to drive output.
• The fault can be erroneously declared if the input power is a delta
grounded system and motor cable capacitance is large. This fault can be
disabled using parameter 3023 WIRING FAULT.
36 INCOMP
SWTYPE
The drive cannot use the software.
• Internal Fault.
• The loaded software is not compatible with the drive.
• Call support representative.
101
SERF CORRUPT Error internal to the drive. Contact your local ABB sales representative and
report the error number.
102 RESERVED
103 SERF MACRO
104
RESERVED
105 RESERVED
201 DSP T1
OVERLOAD
Error in the system. Contact your local ABB sales representative and report
the error number.
202 DSP T2
OVERLOAD
203
DSP T3
OVERLOAD
204 DSP STACK
ERROR
205 RESERVED
(
OBSOLETE)
206
OMIO ID ERROR
207 EFB LOAD
ERROR
Fault
Code
Fault Name In
Panel
Description and Recommended Corrective Action
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