Table of Contents
Advertisement
10-1-4
Daily/Periodic Inspection Items
Inspec-
Inspec-
tion cat-
tion item
egory
General
Ambient
environ-
ment
Entire
system
Power
supply
voltage
Structur-
al com-
ponents
such as
the cas-
ing or
cover
M1 Series Standard Type User's Manual (I669)
Inspection
frequency
Peri-
Inspection point
odic
Check ambient
temperature, hu-
midity and sur-
rounding atmos-
phere (presence
of dust, gas, oil
mist, water drop-
lets, etc.).
There is no ab-
normal vibration
or sound.
Check main cir-
cuit voltage.
Check for defor-
mation or dam-
age.
No deposition of
dirt or dust
10 Maintenance and Inspection
Inspection method
Refer to 2-1 Installa-
Ambient tempera-
tion on page 2-2.
ture: -10 to 50°C,
no freezing Oper-
ating humidity:
95% max., no
condensation
Perform visual and
No faults
acoustic inspection.
Measure line voltage
Within allowable
between inverter
AC voltage fluctu-
main circuit terminals
ation range
L1/R, L2/S and L3/T.
Perform visual in-
No faults
spection.
Perform visual in-
No faults
spection.
Criteria
Meter
Ther-
mometer
Hygrom-
eter
Recorder
Tester,
digital
multime-
ter
10-3
10
Hide quick links:
Advertisement
Table of Contents
