MAINTENANCE AND TROUBLESHOOTING
vacon • 78
24-hour s358 (0)201 212 575 • Email: [email protected]
10
26
Start-up pre-
vented
- Start-up of the inverter has been
prevented.
- Run request is ON when new appli-
cation
is loaded to inverter
- Cancel prevention of
start-up if
this can be done safely.
- Remove Run
Request.
---
29
Thermistor fault
The thermistor input of option board
has detected too high temperature
Check thermistor con-
nection
(If thermistor input of
the option
board is not in use it
has to be
short circuited)
---
31
IGBT tempera-
ture
(hardware)
IGBT Inverter Bridge over tempera-
ture
protection has detected too high a
short term overload current
- Check loading.
X
32
Fan cooling
Cooling fan of the inverter does not
start, when ON command is given
Contact your local dis-
tributor.
---
35
Application
Problem in application software
Contact your distribu-
tor. If you
are application pro-
grammer
check the application
program.
---
36
Control unit
NXS Control Unit can not control
NXP Power Unit and vice versa
Change control unit
---
37
Device changed
(same type)
Option board or power unit changed.
New device of same type and rating.
Reset. Device is ready
for use.
Old parameter set-
tings will be
used.
---
38
Device added
(same type)
Option board added.
Reset. Device is ready
for use.
Old board settings will
be used.
---
39
Device removed
Option board removed.
Reset. Device no lon-
ger available.
---
40
Device unknown
Unknown option board or inverter.
Subcode in
T.14
:
S1 = Unknown device
S2 = Power1 not same type as Power2
Contact the distributor
near to
you.
---
41
IGBT tempera-
ture
IGBT Inverter Bridge overtemperature
protection has detected too high a
short term overload current
- Check loading.
X
Fault
code
Fault
Possible cause
Correcting measures
Auto
Reset
