Annual Maintenance; Lead-Acid Battery Maintenance - Huawei UPS5000-H-400K-FT Manual

UPS5000-H-(400 kVA-600 kVA)-FT
User Manual (100 kVA Power Module)
Check Item
Parameter
configuration
Status record
Shallow
discharge test
(recommende
d)

7.1.3 Annual Maintenance

Table 7-3 Annual maintenance
Check Item
Grounding
Power cables and
terminals (between the
UPS and the power
distribution cabinet)
Through-current capacity
of cables and circuit
breakers

7.2 Lead-Acid Battery Maintenance

Issue 03 (2022-11-29)
Expected Result
The configuration of the
output voltage grade,
frequency, number of
batteries, and battery capacity
meets requirements.
Record the three-phase load
rate and output power factor.
Conduct a shallow discharge
test when the UPS is backed
up to verify that the batteries
can discharge normally.
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Expected Result
Ground cables are
connected securely.
The insulation layers of
cables are intact and
terminals are free from
black marks and
noticeable sparks.
● The circuit breakers
and cables meet load
requirements.
● The allowed through-
current capacity of
cables is greater than
the circuit breaker
specifications.
7 Maintenance
Troubleshooting
Reset the parameters.
If an exception occurs, check
the load status.
If an alarm is generated, see
UPS5000 Alarm Reference .
the
Troubleshooting
Tighten the screws
● Replace the cables.
● Secure all output
terminals.
● Replace the circuit
breakers.
● Replace the cables.
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