LS SV0008iS7-2, Руководство пользователя

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Chapter 7 Checking and Troubleshooting
7-12
CAUTION

The failure of the device used in the inverter may not be predicted in
advance. The failure of the device may cause the error of input power
fuse or the fault trip. If you are suspicious of the failure of device, please
contact our sales representative.
(2) Routine Checking
Ar
ea
Ch
ec
ki
ng
po
in
ts
De
sc
rip
tio
n
Ho
w
to
Ch
ec
k
Ju
dg
m
en
t
Cr
ite
rio
n
In
st
ru
m
en
t
O
ve
rv
ie
w
Am
bi
en
t
en
vir
on
m
en
t
Check ambient
temperature, humidity,
existence of dust, etc..
See the Caution for
Safety.
Ambient temperature
should be -10 ~ +40
degree C; Freezing is
not allowed; Ambient
humidity to be 50% or
less; Dew is not
allowed.
Te
m
pe
ra
tu
re
m
et
er
, H
um
id
ity
m
et
er
, R
ec
or
de
r
En
tir
e
sy
st
em
Isn't there any
vibration or unusual
sound?
Judgement by visual
or auditory sense.
There must be no
unusual record.
-
Po
w
er
,
Vo
lta
ge
Is the main circuit
voltage normal
Check the voltage
among R, S, and T
phases on the inverter
terminal .block
-
D
ig
ita
l
M
ul
ti M
et
er
/T
es
te
r
M
ai
n
cir
cu
it
Fl
at
c
on
de
ns
er
1) Isn't the liquid inside
leaked?
2) Isn't the safety vent
protruded? No
sagging
phenomenon?
Check 1) and 2) by
eyes.
There must be no
unusual result from 1)
and 2).
-
C
oo
lin
g
sy
st
em
C
oo
lin
g
fa
n
1) Isn't there any
unusual vibration or
unusual sound?
1) Turn it using hand
with the power Off.
1) Rotate it softly -