Vacon 100 - Page 332

Fault
code
Fault ID Fault name Possible cause How to correct the fault
40 390 Device unknown An unknown device was
connected (the power unit/
option board)
The device is not available. If the
fault occurs again, ask instructions
from your nearest distributor.
41 400 IGBT temperature The calculated IGBT
temperature is too high.
•
too high a motor load
•
too high an ambient
temperature
•
hardware malfunction
Do a check of the parameter
settings. Examine the actual
amount and flow of cooling air. Do
a check of the ambient
temperature. Examine the heatsink
for dust. Make sure that the
switching frequency is not too high
in relation to the ambient
temperature and the motor load.
Do a check of the cooling fan. Make
an identification run.
44 431 Device changed
(different type)
There is a new power unit of
a different type. Parameters
are not available in the
settings.
Reset the fault. The drive reboots
after you reset the fault. Set the
power unit parameters again.
433 Device changed
(different type)
The option board in slot C
was replaced by a new one
that you have not used
before in the same slot. No
parameter settings are
saved.
Reset the fault. Set the option
board parameters again.
434 Device changed
(different type)
The same cause as in ID433,
but refers to Slot D.
435 Device changed
(different type)
The same cause as in ID433,
but refers to Slot D.
45 441 Device added
(different type)
There is a new power unit of
a different type. Parameters
are not available in the
settings.
Reset the fault. The drive reboots
after you reset the fault. Set the
power unit parameters again.
443 Device added
(different type)
A new option board, that you
have not used before in the
same slot, was put in slot C.
No parameter settings are
saved.
Set the option board parameters
again.
444 Device added
(different type)
The same cause as in ID443,
but refers to Slot D.
445 Device added
(different type)
The same cause as in ID443,
but refers to Slot E.
46 662 Real Time Clock The voltage of the RTC
battery is low.
Replace the battery.
VACON · 332 FAULT TRACING
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