LSIS LSLV0055H100-4COFN - Bi-Annual Inspection

Maintenance
537
537
Inspection
area
Inspection
item
Inspection details
Inspection
method
Judgment
standard
Inspection
equipment
circuit
the inverter is in
operation.
inverter
output
terminal U/ V/
W.
phases: within
4 V for 200 V
series and
within 8 V for
400 V series.
Is there an error
in the display
circuit after the
sequence
protection test?
Test the
inverter
output
protection in
both short
and open
circuit
conditions.
The circuit
must work
according to
the sequence.
Cooling
system
Cooling fan
Are any of the
fan parts loose?
Check all
connected
parts and
tighten all
screws.
No
abnormality
-
Display
Display
device
Is the display
value normal?
Check the
command
value on the
display
device.
Specified and
managed
values must
match.
Voltmeter,
Ammeter, etc.
10.1.3 Bi-annual Inspection
Inspection
area
Inspection
item
Inspection details
Inspection
method
Judgment
standard
Inspection
equipment
Motor
Insulation
resistance
Megger test
(between the
input, output and
earth terminals)
Disconnect
the cables for
terminals
U/V/ W and
test the
wiring.
Must be
above 5 MΩ
DC 500 V
Megger
Do not run an insulation resistance test (Megger) on the control circuit as it may result in
damage to the product.