Quarterly Maintenance; Yearly Maintenance - Huawei UPS2000-A-6 kVA User Manual

UPS2000-A-(6 kVA-10 kVA)
User Manual
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7.1.2 Quarterly Maintenance

Table 7-2 Quarterly Maintenance
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Operating environment
Control panel
Cleanliness
Parameter
Power cables and terminals
(between the UPS and
external power distribution
equipment)

7.1.3 Yearly Maintenance

Table 7-3 Yearly Maintenance
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Operating environment
Issue 04 (2019-05-05)
Expected Result
displayed.
Expected Result
 Ambient temperature:
0–40° C
 Humidity: 0–95% RH
(non-condensing)
Check that all units are
operating properly by
observing the status icons on
the LCD, all operating
parameters are within their
normal ranges, and no fault
or alarm information is
displayed in active alarm or
historical alarms.
Wipe the cabinet surface
using a white paper and the
paper does not turn black.
Check the output voltage
level and frequency, the
number of batteries and the
actual battery capacity.
The insulation layer of
cables are intact and
terminals are free from
noticeable sparks.
Expected Result
 Ambient temperature:
0–40° C
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7 Routine Maintenance
Troubleshooting
Troubleshooting
 If the humidity and
temperature are
abnormal, check the air
conditioner status.

If the input voltage is
abnormal, check the
power grid status and
input cable connection.
If an alarm is present, rectify
the fault by checking the
device status and
parameters.
Clean the dust, especially in
the front panel.
Reset the parameters.
 Replace the cables.
 Secure the output
terminals.
Troubleshooting
 If the humidity and
temperature are
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