Daily Inspection And Periodic Inspection - Omron SYSDRIVE MX2 SERIES User Manual

8-1 Inspection and Maintenance

Daily Inspection and Periodic Inspection

Inspection
part
General Ambient
Main
circuit
8
8-3
Inspection
Inspection point
item
Check ambient
environment temperature, as
well as humidity
and dust levels.
Entire Check that there are
device no abnormal
vibrations or sounds.
Power Check that the
supply main circuit
voltage voltage is normal.
General Megger check
(between main
circuit terminal
and ground
terminal)
Check that any
parts which may
need tightening
are secure.
Check that no
part has
indications of
overheating.
Inspection
period
Periodic
Inspection
method
Refer to
"Installation" on
page 2-1.
√
Visual or acoustic
√
inspection
Measure the
voltage between
√
the Inverter main
circuit terminals R/
L1, S/L2 and T/L3.
Remove the I/O
wirings of the
Inverter's main
circuit terminal
block, remove the
control terminal
block board, and
remove the
Inverter's built-in
filter function
√
switching shorting
bar, and then use
a megger to
measure between
the shorted part of
each terminal R/
L1, S/L2, T/L3, U/
T1, V/T2, W/T3,
P/+2, +1, N/− or
RB and the
ground terminal.
Tighten securely.
√
Visual inspection
√
SYSDRIVE MX2 Series USER'S MANUAL (3G3MX2-Axxxx)
Measurement
Criteria
device
The ambient Thermometer
temperature shall Hygrometer
be −10 to 50 °C, Recorder
non-freezing, and
the ambient
humidity shall be
90% or below,
non-condensing.
No faults
Must be within Tester,
allowable digital
fluctuation of AC multimeter
voltage.
5 MΩ min. 500 V
class DC
megger
No faults
No faults