Annual Maintenance - Huawei UPS5000-E-400K-SMS User Manual

UPS5000-E-(400 kVA-600 kVA)
User Manual (60 kVA Power Modules)

5.2.4 Annual Maintenance

Table 5-6 Annual maintenance
Item
Capacity test
Battery
connection
reliability
Issue 07 (2022-06-20)
Expected Result
When the UPS is backed up,
discharge a battery to the
undervoltage alarm threshold,
to refresh the capacity of the
battery.
1. Each battery terminal is
connected reliably. (When
battery strings are
powered off, check the
reliability of each terminal
in the order from positive
terminals to negative
terminals.)
2. The tightening torque of
each battery screw meets
the requirements of the
battery manufacturer. (A
torque wrench is used for
checking the torque. After
checking that the battery
screws meet the
requirements, mark the
screws for later check.)
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5 Routine Maintenance
Troubleshooting
1. Locate the fault cause.
2. If the fault persists, contact
technical support.
1. Rectify any abnormal
connection.
2. If the fault persists, contact
technical support.
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