ABB ACH550-UH User Manual page 575

Ach550 series, hvac drives (1...550 hp), e-clipse bypass drives (1...400 hp), packaged drives with disconnect (1...550 hp)
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ACH550 E-Clipse Bypass User's Manual
Fault
Code
3031
EFB 1...EFB 3
...
3033
3034
MTR PHASE
3037
PCB TEMP
3038
NO DRIVE DATA
3039
FBA PAR CONF
3101
SFLASH
CORRUPT
3102
PMAP FILE
3201
T1 OVERLOAD
Fault Name In
Panel
Fault code reserved
for embedded
fieldbus.
Detects open motor
phase. Detection is
done by current
transformers in
bypass unit.
RBCU unit has
reached 190 degrees
Fahrenheit, 88
degrees Celsius
No drive data
available (Group 112)
Non embedded
fieldbus has detected
an error in Group 51
parameters
Internal checksum
error
Parameter file is
corrupt
T1 program cycle is
overloaded
Fault
Possible Cause
For Bacnet: Device
object instances for
the drive and or
bypass are set greater
than 4194302 in
paramters 5011 5017
and or 5311 5317
respectively
Internal problem
Cable problem
Motor problem
Cabinet cooling has
failed
Ambient conditions
too high
Bad RBCU unit
Bypass not able to
extract drive data on
initial power up due to:
Bad cable/connection
between drive and
bypass.
Communication
improperly set in drive
Parameter 9802.
Application Macro
improperly set in drive
parameter 9902.
Check
Application
section.
macros
Incorrect settings in
Group 51
NA
NA
2-229
Corrective Action
Check Parameters
5011, 5017 and/or
5311, 5317
Check wiring in
E-Clipse Unit
Check motor cabling
Check Motor
Check if 3006 is
Disabled
Stop drive and let cool
down and restart
Add additional cooling
Replace RBCU
Proper seating of
cable in drive and
RBCU (connector J3)
Check drive
parameter 9802
(Modbus) and 9902
(E-Clipse)
Check drive Group 53
Follow DriveLink
recovery procedure
then cycle power to
bypass.
Verify Group 51
parameters
Cycle power
Replace RBCU
Upgrade firmware
Cycle Power
Contact ABB with
information that
preceeded fault
Contact ABB with
information that
proceeded fault
Cycle Power
Replace RBCU
Diagnostics

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