ABB ACS880 - Page 676

What to doCause
Event name /
Aux. code
Code
(hex)
Contact your local ABB representative.Power unit power supply failure.PU board
powerfail
A5EB
Check the connections between the
drive control unit and the power unit.
Communication errors detected
between the drive control unit and the
power unit.
PU
communication
internal
A5EC
Contact your local ABB representative.Problem with measurement circuit of
power unit (analog to digital
converter).
Measurement
circuit ADC
A5ED
Contact your local ABB representative.Problem with current or voltage
measurement of power unit.
Measurement
circuit DFF
A5EE
Contact your local ABB representative.State feedback from output phases
does not match control signals.
PU state
feedback
A5EF
Informative warning. Wait until
charging finishes before starting the
inverter unit.
Charging in progress.Charging
feedback
A5F0
Informative warning.Adequate motor control at requested
output frequency cannot be reached
Switching
frequency
A5F3
because of limited switching
frequency (eg. by parameter 95.15).
below
requested
Replace control unit battery.The battery of the control unit is low.Control unit
battery
A5F4
This warning can be suppressed using
parameter 31.40.
Avoid forcing unnecessary parameter
saves by parameter 96.7 or cyclic
The flash memory (in the memory unit)
has been erased too frequently,
Flash erase
speed
exceeded
A682
parameter writes (such as user logger
triggering through parameters).
compromising the lifetime of the
memory.
Check the auxiliary code (format XYYY
YZZZ). “X” specifies the source of
warning (1: generic flash erase
supervision). “ZZZ” specifies the flash
subsector number that generated the
warning.
Check the auxiliary code. See actions
for each code below.
An error in saving data to the power
unit.
Data saving
to power unit
A683
Cycle the power to the drive. If the
control unit is externally powered,
An error is preventing saving from
initializing.
0, 1
also reboot the control unit (using
parameter 96.8 Control board boot)
or by cycling its power. If the
problem persists, contact your local
ABB representative.
Cycle the power to the drive. If the
control unit is externally powered,
Write error.2
also reboot the control unit (using
parameter 96.8 Control board boot)
or by cycling its power. If the
problem persists, contact your local
ABB representative.
Check the auxiliary code. See actions
for each code below.
Error related to SD card used to store
data (BCU control unit only).
SD cardA684
676 Fault tracing