ACH580 Installation, Operation and Maintenance Manual
67
ACH580-01 Installation
AFEF
Start interlock 2
Start interlock 2 is
keeping the drive from
starting.
Check the signal source selected for
parameter
20.42 Start interlock 2
.
AFF0
Start interlock 3
Start interlock 3 is
keeping the drive from
starting.
Check the signal source selected for
parameter
20.43 Start interlock 3
.
AFF1
Start interlock 4
Start interlock 4 is
keeping the drive from
starting.
Check the signal source selected for
parameter
20.44 Start interlock 4
.
AFF5
Override new start
required
The Safe torque off
function was active and
has been reset while in
Override.
A new start signal is required to start
the drive again.
AFF6
Identification run
Motor ID run will occur
at next start.
Informative warning.
AFF8
Motor heating active
Pre-heating is being
performed
Informative warning.
Motor pre-heating is active. Current
specified by parameter
21.16 Pre-
heating current
is being passed
through the motor.
AFFE
Override active
Drive is in override
mode.
Informative warning.
B5A0
STO event
Programmable event:
31.22 STO indication run/
stop
Safe torque off function
is active, ie. safety
circuit signal(s)
connected to connector
STO is lost.
Informative warning.
Check safety circuit connections. For
more information, see chapter
The
Safe torque off function
in the
Hardware manual
of the drive and
parameter
31.22 STO indication run/
stop
.
D501
No more available PFC
motors
No more PFC motors
can be started because
they can be interlocked
or in the Hand mode.
Check that there are no interlocked
PFC motors, see parameters:
76.81…76.84
.
If all motors are in use, the PFC
system is not adequately dimensioned
to handle the demand.
D502
All motors interlocked
All the motors in the
PFC system are
interlocked.
Check that there are no interlocked
PFC motors, see parameters
76.81…76.84.
D503
VSD controlled PFC motor
interlocked
The motor connected
to the drive is
interlocked
(unavailable).
Motor connected to the drive is
interlocked and thus cannot be
started.
Remove the corresponding interlock
to start the drive controlled PFC
motor. See parameters
76.81…76.84
.
Code
(hex)
Warning / Aux. code
Cause
What to do