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Fin
overheat
TRIP
(OH Fin)
Is
the
cooling
fan within
i
f
the
inverter
rotating?
YES
Are
the
air
inlet
and
exhaust
ports
on
the
NO
YES
Replace
the
cooling
fan.
(0oy
class:
3.5
KVA
400V
class:
control
panel
blocked?
Is the
inverter
cooling
air path blocked?
NO
Is
the
panel
temperature
YES
YES
=
Remove
the
obstacles.
-=|
Remove
the
obstacles.
Improve
the panel
for more
less
than
the
specified
value?
Inverter
failure
~ 100
~
efficient
cooling.
8 kVA
or
more
)
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