1-286
ACH550-UH User’s Manual
Diagnostics
201
DSP
T
1
OVERLOAD
Error in the system. Contact your local ABB sales representative and report
the error number.
202
DSP
T
2
OVERLOAD
203
DSP
T
3
OVERLOAD
204
DSP
STACK
ERROR
205
RESERVED
(obsolete)
206
OMIO
ID
ERROR
207
EFB
LOAD
ERR
1000
PAR
HZRPM
LIMITS
Parameter values are inconsistent. Check for any of the following:
• 2001
MINIMUM
SPEED
> 2002
MAXIMUM
SPEED
.
• 2007
MINIMUM
FREQ
> 2008
MAXIMUM
FREQ
.
• 2001
MINIMUM
SPEED
/ 9908
MOTOR
NOM
SPEED
is outside proper range
(> 50)
• 2002
MAXIMUM
SPEED
/ 9908
MOTOR
NOM
SPEED
is outside proper range
(> 50)
• 2007
MINIMUM
FREQ
/ 9907
MOTOR
NOM
FREQ
is outside proper range
(> 50)
• 2008
MAXIMUM
FREQ
/ 9907
MOTOR
NOM
FREQ
is outside proper range
(> 50)
1001
PAR
PFAREFNG
Parameter values are inconsistent. Check for the following:
• 2007
MINIMUM
FREQ
is negative, when 8123
PFA
ENABLE
is active.
1002
RESERVED
(Obsolete)
1003
PAR
AI
SCALE
Parameter values are inconsistent. Check for any of the following:
• 1301
AI
1
MIN
> 1302
AI
1
MAX
.
• 1304
AI
2
MIN
> 1305
AI
2
MAX
.
1004
PAR
AO
SCALE
Parameter values are inconsistent. Check for any of the following:
• 1504
AO
1
MIN
> 1505
AO
1
MAX
.
• 1510
AO
2
MIN
> 1511
AO
2
MAX
.
1005
PAR
PCU
2
Parameter values for power control are inconsistent: Improper motor
nominal kVA or motor nominal power. Check for the following:
• 1.1 < (9906
MOTOR
NOM
CURR
* 9905
MOTOR
NOM
VOLT
* 1.73 / P
N
) < 3.0
• Where: P
N
= 1000 * 9909
MOTOR
NOM
POWER
(if units are kW)
or P
N
= 746 * 9909
MOTOR
NOM
POWER
(if units are HP, e.g. in US)
1006
EXT
ROMISSING
Parameter values are inconsistent. Check for the following:
• Extension relay module not connected and
• 1410…1412
RELAY
OUTPUTS
4…6 have non-zero values.
1007
PAR
FBUSMISSING
Parameter values are inconsistent. Check for and correct:
• A parameter is set for fieldbus control (e.g. 1001
EXT
1
COMMANDS
= 10
(
COMM
)), but 9802
COMM
PROT
SEL
= 0.
1008
PAR
PFAWOSCALAR
Parameter values are inconsistent – 9904
MOTOR
CTRL
MODE
must be = 3
(
SCALAR
:
SPEED
), when 8123
PFA
ENABLE
is activated.
Fault
Code
Fault Name In
Panel
Description and Recommended Corrective Action
Summary of Contents for ACH550-UH HVAC
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Page 8: ...1 8 ACH550 UH User s Manual Table of contents ...
Page 32: ...1 32 ACH550 UH User s Manual Installation ...
Page 66: ...1 66 ACH550 UH User s Manual Application macros ...
Page 186: ...1 186 ACH550 UH User s Manual Parameters ...
Page 333: ...ACH550 UH User s Manual 1 333 Technical data ...