ABB ACH580 Series User Manual page 198

ACH580 E-Clipse bypass and packaged drive user manual
Fault
Code
3023
3024
3027
3028
3029
3030
3031
...
3033
3034
3037
Fault Name
Fault
In Panel
BYP COIL Coil characteristics are
SHORTED checked only on power
up and coil current is
greater than allowable
values
DRV COIL Coil characteristics are
SHORTED checked only on power
up and coil current is
greater than allowable
values
INVALID SUB Contactor assembly as
ASM recorded in the RBCU
unit does not match
drive information
communicated via 485
link
EXT COMM Time between fieldbus
LOSS messages has
exceeded timeout
interval set with
parameter 3005
EFB CONFIG Error reading
FILE configuration file for
embedded fieldbus
FORCE TRIP Fault trip forced by
external fieldbus
EFB 1...EFB 3 Fault code reserved for
embedded fieldbus.
MTR PHASE Detects open motor
phase. Detection is
done by current
transformers in bypass
unit.
PCB TEMP RBCU unit has reached
190 degrees Fahrenheit,
88 degrees Celsius
Possible Cause
Shorted contactor Replace RBCU
coil
Replace RCSA unit
Shorted/damaged
cable
Bad RBCU
Shorted contactor Replace RBCU
coil
Replace RCSA unit
Shorted/damaged
cable
Bad RBCU
RBCU unit from a Contact ABB at
different size bypass 1-800-752-0696 option 1
used to replace a
defective RBCU.
Parameters not
matched after
Firmware change.
Incorrect Check Group 51 and 58
Communication
Tighten Connections
settings in Group 51
Check Communication Cable
and 58.
Grounding
Poor Connections
Noise on
Communication Line
Internal Startup error Cycle Power
Replace RBCU
Overriding Control Check Overriding Control
System tripped System
E-Clipse unit via
fieldbus.
For Bacnet: Device Check Parameters 5040,
object instances for 5099 and/or 5840, 5899
the drive and or
bypass are set
greater than
4194302 in
parameters 5040
5099 and/or 5840
5899 respectively
Internal problem Check wiring in E-Clipse Unit
Cable problem Check motor cabling
Motor problem Check Motor
Check if 3006 is Disabled
Cabinet cooling has Stop drive and let cool down
failed and restart
Ambient conditions Add additional cooling
too high
Replace RBCU
Bad RBCU unit
189
Corrective Action
Diagnostics