ABB ACH550-UH HVAC Installation, Operation & Maintenance Manual page 27

ACH550 Installation, Operation and Maintenance Manual
Fault
Code
35
36
37
38
101
102
103
104
105
201
202
203
204
205
206
207
1000
1001
Fault Name In
Panel
Possible power wiring error detected. When the drive is not running it
OUTPUT WIRING
monitors for an improper connection between the drive input power and the
drive output. Check for and correct:
• Proper input wiring – line voltageis 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
The drive cannot use the software.
INCOMP
SWTYPE
• Internal Fault.
• The loaded software is not compatible with the drive.
• Call support representative.
Drive control board is overheated.
CB OVERTEMP
Check for and correct:
• Excessive ambient temperatures
• Fan failure.
• Obstructions in the air flow.
Condition defined by parameter 3701 USER LOAD C MODE has been valid
USER LOAD
longer than the time defined by 3703 USER LOAD C TIME.
CURVE
Error internal to the drive. Contact your local ABB sales representative and
SERF CORRUPT
report the error number.
RESERVED
SERF MACRO
RESERVED
RESERVED
1 Error in the system. Contact your local ABB sales representative and report
DSP T
the error number.
OVERLOAD
2
DSP T
OVERLOAD
3
DSP T
OVERLOAD
DSP STACK
ERROR
RESERVED
(obsolete)
OMIO ID ERROR
EFB LOAD ERR
Parameter values are inconsistent. Check for any of the following:
PAR HZRPM
LIMITS
• 2001
MINIMUM SPEED
• 2007
MINIMUM FREQ
• 2001
MINIMUM SPEED
(> 50)
• 2002
MAXIMUM SPEED
(> 50)
• 2007
MINIMUM FREQ
(> 50)
• 2008
MAXIMUM FREQ
(> 50)
Parameter values are inconsistent. Check for the following:
PAR PFAREFNG
• 2007
MINIMUM FREQ
Description and Recommended Corrective Action
WIRING FAULT
> 2002
MAXIMUM SPEED
> 2008
MAXIMUM FREQ
/ 9908
MOTOR NOM SPEED
/ 9908
MOTOR NOM SPEED
/ 9907
MOTOR NOM FREQ
/ 9907
MOTOR NOM FREQ
is negative, when 8123
.
.
.
is outside proper range
is outside proper range
is outside proper range
is outside proper range
is active.
PFA ENABLE
ACH550-UH
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