ABB ACH580 Series Installation, Operation And Maintenance Manual page 76

76
Code
(hex)
73B0
7510
7580
7583
7584
8001
8002
ACH580-01 Installation
Fault / Aux. code
Emergency ramp failed
FBA A communication
Programmable fault: 50.02
FBA A comm loss func
INU-LSU comm loss
Programmable fault: 60.79
INU-LSU comm loss
function
Line side unit faulted
LSU charge failed
ULC underload fault
ULC overload fault
ACH580 Installation, Operation and Maintenance Manual
Cause
Emergency stop did not Check the settings of parameters
finish within expected 31.32 Emergency ramp supervision
time. and 31.33 Emergency ramp
supervision delay.
Check the predefined ramp times
(23.11...23.15 for mode Off1, 23.23
for mode Off3).
Cyclical communication Check status of fieldbus
between drive and communication. See user
fieldbus adapter documentation of fieldbus interface.
module A or between
Check settings of parameter groups
PLC and fieldbus
50 Fieldbus adapter (FBA), 51 FBA A
adapter module A is
settings, 52 FBA A data in and
lost.
53 FBA A data out.
Check cable connections.
Check if communication master is
able to communicate.
DDCS communication Check status of the supply unit
between the inverter (parameter group 06 Control and
unit and the supply unit status words).
is lost.
Check settings of parameter group
60 DDCS communication. Check the
corresponding settings in the control
program of the supply unit.
Check cable connections. If
necessary, replace cables.
The supply unit The auxiliary code specifies the
connected to the original fault code in the supply unit
inverter unit has control program. See chapter Fault
generated a fault. tracing in the
program firmware manual,
number 3AXD50000027537.
The supply unit was not Check settings of parameter 94.10
ready (ie. the main LSU max charging time. Check that
contactor/breaker could parameter 60.71 INU-LSU
not be closed) within communication port is set to DDCS
expected time. via BC.
Check that the supply unit is enabled,
allowed to start, and can be controlled
by the inverter unit (eg. not in local
control mode).
User load curve: Signal See parameter 37.04 ULC underload
has been too long actions.
under the underload
curve.
User load curve: Signal See parameter 37.03 ULC overload
has been too long over actions.
the overload curve.
What to do
ACH580 HVAC control
publication