-96-
Examination item
Examination content
Examination method and
instrument of measurement
Standard of
jugement
Main
circui
t
Terminal block
If there is burned or
damaged part
Through sight observation
No abnormality
Main aluminum
electrolytic capacitors
If there is liquid leakage
If the safety valve is
open
Through sight observation
No liquid
leakage, deformation
or crack
No movement
of the safety valve
Relay
Electromagnetic
contactor
If there is abnormal
noise during operation
If the contacts are good
If the noise of operation
is normal when the power is
connected
Through vision and hearing
No abnormality
Resistor
If it is disconnected
If there is any abnormal
smell or crack caused by
overheating
Through smell and vision
Use universal meter to
check the disconnected side
Use universal meter or
multi-measurement instrument
No abnormality
Within ± 10% of
the listed resistance
value
Transformer
If there is any abnormal
honking or smell
Through smell, vision or
hearing
No abnormality
Cont
rol
circui
t
displ
ay
Connector
If the connector is
loosened
If there is any crack,
damage or deformation
Through vision
No abnormality
Capacitor
If there is any liquid
leakage, damage or
deformation
Through vision
No abnormality
Baseboard
If there is color change,
if there is any stain
Through vision
No abnormality
Display
If the LCD indicator light
of the operation panel is off
If the buttons are
working well
If the text display of the
LCD panel is working well
Through vision
Confirm the
light is on
Confirm the
movements are
normal
Cooli
ng
syste
m
Ventilator
If there is any abnormal
vibration and noise
If there is OH alarm
If there is any bolt, wire
or connector loosened
Through hearing and vision
Tighten the loosened parts
No abnormality
Air shaft
If the inlet/outlet holes of
the cooling ventilator are
clogged, if there is any foreign
matter inside
Through vision
Through touch
No abnormality
Heat sink
If there is any abnormal
heating
Through touch or
measurement of temperature
Use thermometer
No abnormality
Mot
or
General
If there is any abnormal
vibration and noise
Through hearing and vision
No abnormality
Insulation resistor
Meggermeter
measurement
Measure after the output
wire UVW of the inverter is taken
off
Use meggermeter to
measure
Above 5MΩ
Summary of Contents for LeaderSamco NS
Page 7: ......
Page 8: ...7 1 Safety 1 1 Important notes 1 2 Instructions for use...
Page 9: ...8 1 3 Instructions for installation 1 4 Instructions for transportation and relocation...
Page 10: ...9 1 5 Instructions for wiring...
Page 11: ...10 1 6 Instructions for operation 1 7 Instructions for maintenance and examination...
Page 12: ...11 1 8 Instructions for disposal 1 9 other notes...
Page 22: ...21 4 Connection layout 4 1 Terminal power connection diagram...
Page 24: ...23 4 2 2 Main circuit terminal layout 1 NS 4A003 B NS 4A004 B NS 4A006 B NS 2A003 A NS 2A004 A...
Page 25: ...24 2 NS 4A009 B NS 4A013 B NS 4A017 B...
Page 26: ...25 3 NS 4A024 B NS 4A032 B NS 4A038 B NS 4A046 B...
Page 36: ...35 4 6 Connection to peripheric equipment 4 6 1 Peripheric equipment connection diagram...
