11.3
FAULT CODES
Table 61: Fault codes
Fault
code
Fault ID Fault name
Possible cause
How to correct the fault
1
1
Overcurrent (hard-
ware fault)
There is too high a current
(>4*I H) in the motor cable.
Its cause can be 1 of these.
•
a sudden heavy load
increase
•
a short circuit in the
motor cables
•
the motor is not the
correct type
Do a check of the loading.
Do a check of the motor.
Do a check of the cables and con-
nections.
Do a check of the ramp times.
2
Overcurrent (software
fault)
2
10
Overvoltage (hard-
ware fault)
The DC-link voltage is
higher than the limits.
•
too short a decelera-
tion time
•
high overvoltage spikes
in the supply
•
Start/Stop sequence
too fast
Set the deceleration time longer.
Activate the overvoltage controller.
Do a check of the input voltage.
11
Overvoltage (software
fault)
3
20
Earth fault (hardware
fault)
The measurement of cur-
rent tells that the sum of the
motor phase current is not
zero.
•
an insulation malfunc-
tion in the cables or the
motor
Do a check of the motor cables and
the motor.
21
Earth fault (software
fault)
5
40
Charging switch
The charging switch is open,
when the START command
is given.
•
operation malfunction
•
defective component
Reset the fault and restart the
drive.
If the fault occurs again, ask
instructions from the distributor
near to you.
7
60
Saturation
•
Defective component
This fault cannot be reset from the
control panel.
Switch off the power. DO NOT
RESTART THE DRIVE or CONNECT
THE POWER!
Ask instructions from the factory.
If this fault shows together with F1,
do a check of the motor cables and
motor.
VACON · 192
FAULT TRACING
11
TEL. +358 (0)201 2121 · FAX +358 (0)201 212 205
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