Hitachi P1-00041HFEF, Basic Manual

Page: 117 / 131

Chapter 6
6.1 I
Check
the inverter is operating:
While operating
multimeter
The contents related to the functional safety are listed in
the attachment [Functional safety guide].
Chapter 6
Chapter 6
Inspection
maintenance
Read this before
inspection
There is risk of electric shock!
・
Before
cut off
before proceeding
(Make sure that the
off. Furthermore,
the P and
voltage
6.1 Inspection
6.1.1 Daily
Check and confirm
the inverter is operating:
No. Details
1 Motor operates as per settings
2 No abnormalities in the environment
3 Cooling
4 Abnormal
5 Discolouration
6 Unusual odour
While operating
multimeter or a similar tool to confirm:
No. Details
1 Voltage
2 Line-
6.1.2 Regarding
The contents related to the functional safety are listed in
the attachment [Functional safety guide].
Chapter 6
Chapter 6
nspection
maintenance
Read this before
inspection or maintenance
risk of electric shock!
Before an inspection
cut off, and then wait at least 10 minutes
before proceeding.
Make sure that the charge
urthermore, measure
and N terminals
voltage it is less than 45V
nspection and maintenance
Daily inspection
and confirm for the following
the inverter is operating:
Details
Motor operates as per settings
No abnormalities in the environment
Cooling-system running normally
Abnormal vibration
Discolouration and
Unusual odour
While operating, check the inverter input voltage u
or a similar tool to confirm:
Details
oltage supply fluctuation
-to-line voltage balance
Regarding the functional safety
The contents related to the functional safety are listed in
the attachment [Functional safety guide].
nspection and
maintenance
Read this before performing
or maintenance
risk of electric shock!
an inspection the supply power
wait at least 10 minutes
charge lamp in the inverter
measure the voltage between
N terminals and make sure that
is less than 45V)
and maintenance
inspection
following abnormalities
Motor operates as per settings
No abnormalities in the environment
running normally
vibration or noise
and superheating
, check the inverter input voltage u
or a similar tool to confirm:
fluctuation
line voltage balance
functional safety
The contents related to the functional safety are listed in
the attachment [Functional safety guide].
performing any
or maintenance!
the supply power must to be
wait at least 10 minutes or more
in the inverter
the voltage between
and make sure that the
and maintenance notes
abnormalities while
No abnormalities in the environment
running normally
superheating
, check the inverter input voltage using a
functional safety
The contents related to the functional safety are listed in
the attachment [Functional safety guide].
6-1
to be
more
in the inverter is
the voltage between
the
while
✓
□
□
□
□
□
□
sing a
✓
□
□
The contents related to the functional safety are listed in
・
Other than the designated person, do not perform
maintenance, inspection or component replacement.
(Before starting to operate, remove any
metal
isolated tools
6.1.3
Keep
No.
1
2
3
6.1.4
Check the
is stopped
to be carried out
contact
No.
1
2
3
4
5
I
Other than the designated person, do not perform
maintenance, inspection or component replacement.
Before starting to operate, remove any
metal accessories such as bracelets, and
isolated tools)
6.1.3 Cleaning
Keep the inverter in a clean condition.
No. Details
1 When cleaning
cloth soaked in neutral detergent
wipe up the dirtied part
2 Do not use
toluene or alcohol to clean the inverter, as
it can melt its surface or peel off the
coating.
3 For the display
detergent or alcohol to clean it
6.1.4 Periodic
Check the parts that are
is stopped. The periodic inspection is a vital point that has
to be carried out, f
contact your Hitachi distributor
No. Details
1 Check for abnormalities in cooling system
・
Heat sink cleaning, etc.
2 Check the f
・
By the
expansion,
may become loose
after confirm
3 Check that there is no damage
corrosion
4 Measurement of the
voltage of insulators
5 Check and replacement of
smoothing capacitator and relay.
Inspection
Other than the designated person, do not perform
maintenance, inspection or component replacement.
Before starting to operate, remove any
accessories such as bracelets, and
Cleaning
the inverter in a clean condition.
cleaning the inverter
cloth soaked in neutral detergent
wipe up the dirtied part
Do not use solvents like acetone, benzene,
toluene or alcohol to clean the inverter, as
it can melt its surface or peel off the
display of the panel
detergent or alcohol to clean it
Periodic inspection
that are only accessible
he periodic inspection is a vital point that has
, for any periodic inspection, please
your Hitachi distributor
Check for abnormalities in cooling system
Heat sink cleaning, etc.
Check the fastening and tighten
By the effects of oscillations, thermal
expansion, etc..., the screws and bolts
may become loose, proceed
after confirming.
Check that there is no damage
corrosion to the conductor
Measurement of the dielectric breakdown
voltage of insulators
Check and replacement of
smoothing capacitator and relay.
nspection and maintenance
Other than the designated person, do not perform
maintenance, inspection or component replacement.
Before starting to operate, remove any wrist
accessories such as bracelets, and use always
the inverter in a clean condition.
the inverter, use a soft
cloth soaked in neutral detergent to
wipe up the dirtied parts.
like acetone, benzene,
toluene or alcohol to clean the inverter, as
it can melt its surface or peel off the
of the panel do not use
detergent or alcohol to clean it.
inspection
only accessible while the inverter
he periodic inspection is a vital point that has
periodic inspection, please
your Hitachi distributor.
Check for abnormalities in cooling system
Heat sink cleaning, etc.
astening and tighten
of oscillations, thermal
the screws and bolts
, proceed to tighten
Check that there is no damage or
to the conductors and insulat
dielectric breakdown
Check and replacement of cooling-fan,
smoothing capacitator and relay.
and maintenance
Other than the designated person, do not perform any
maintenance, inspection or component replacement.
wristwatch or
use always
✓
, use a soft
to gently
□
like acetone, benzene,
toluene or alcohol to clean the inverter, as
it can melt its surface or peel off the
□
do not use □
while the inverter
he periodic inspection is a vital point that has
periodic inspection, please
✓
Check for abnormalities in cooling system □
of oscillations, thermal
the screws and bolts
to tighten
□
insulators
□
dielectric breakdown □
fan, □
and maintenance
any
while the inverter
he periodic inspection is a vital point that has