IMO HD2 IP Series, Инструкция по эксплуатации

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HD2 IP55 High-ingress Protection Series Inverter
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8 Routine maintenance
8.1 What this chapter contains
This chapter describes how to carry out preventive maintenance on HD2 IP55 high
protection series inverters.
8.2 Periodical inspection
Little maintenance is required when inverters are installed in environments that meet
requirements. The following table describes the routine maintenance periods recommended
by IMO
Subject Item Method Criterion
Ambient environment
Check the temperature, and
humidity, and whether there
is vibration, dust, gas, oil
spray, and water droplets
in the
environment.
Visual inspection,
and use
instruments for
measurement.
The requirements
stated in this
manual are met.
Check whether there are
foreign matters, such as
tools, or dangerous
substances placed nearby.
Visual inspection
There are no tools
or dangerous
substances
placed nearby.
Voltage
Check the voltage of the
main circuit and control
circuit.
Use multimeters or
other instruments
for measurement.
The requirements
stated in this
manual are met.
Keypad
Check the
information.
display of
Visual inspection
The characters
are displayed
properly.
Check whether characters
are not completely
displayed.
Visual inspection
The requirements
stated in this
manual are met.
Main
circuit
Common
Check whether the bolts
loose or come off.
Screw them up.
No
occurs.
exception
Check whether the
machine is deformed,
cracked, or damaged, or
their color changes due to
overheating and aging.
Visual inspection
No
occurs.
exception
Check whether there are
stains and dust attached.
Visual inspection
No exception
occurs.
Note:
Discoloration of
copper bars does
not mean that
they cannot work
properly.
Conductor and
wire
Check whether the
conductors are deformed or Visual inspection
No
occurs.
exception