Fault
code
Fault ID Fault name Possible cause How to correct the fault
54 1354 Slot A fault A defective option board or
slot
Do a check of the board and the
slot.
Ask instructions from your nearest
distributor.
1454 Slot B fault
1554 Slot C fault
1654 Slot D fault
1754 Slot E fault
57 1057 Identification There was a failure in the
identification run.
Make sure that the motor is con-
nected to the drive.
Make sure that there is no load on
the motor shaft.
Make sure that the start command
is not removed before the identifi-
cation run is complete.
1157 During the identification run
drive was not able to reach
required frequency refer-
ence.
Make sure that minimum and max-
imum frequency references are set
correctly. Too low maximum fre-
quency might prevent drive from
reaching required frequency.
1257 During the identification run
drive was not able to reach
required frequency refer-
ence.
Make sure that acceleration time is
set correctly. Too long acceleration
time might prevent drive from
reaching required frequency in 40
seconds.
1357 During the identification run
drive was not able to reach
required frequency refer-
ence.
Make sure that current, torque and
power limits of the drive are set
correctly. Too low limit settings
might prevent drive from reaching
required frequency.
58 1058 Mechanical brake The actual status of the
mechanical brake is differ-
ent from the control signal
for longer than the value of
P3.20.6.
Do a check of the status and con-
nections of the mechanical brake.
See parameter P3.5.1.44 and
parameter Group 3.20: Mechanical
brake.
63 1063 Quick Stop fault The Quick stop function is
activated
Find the cause for the quick stop
activation. After you find it, correct
it. Reset the fault and restart the
drive.
See parameter P3.5.1.26 and the
quick stop parameters.
1363 Quick Stop alarm
65 1065 PC communication
fault
The data connection
between the PC and the
drive is defective
Do a check of the installation,
cable and terminals between the
PC and the drive.
FAULT TRACING VACON · 347
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