Annual Maintenance; Lead-Acid Battery Maintenance - Huawei UPS5000-H User Manual

UPS5000-H-(400 kVA-800 kVA)
User Manual (100 kVA Power Modules)
Check Item
Parameter
configuration
Record the
status.
Shallow
discharge test
(recommended)

9.1.3 Annual Maintenance

Table 9-3 Annual maintenance
Check Item
Grounding
Power cables and
terminals (between the
UPS and the PDF).
Through-current capacity
of cables and circuit
breakers

9.2 Lead-Acid Battery Maintenance

Issue 03 (2021-08-03)
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.
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.
Copyright © Huawei Technologies Co., Ltd.
9 Routine Maintenance
Troubleshooting
Reset the parameters.
If an exception occurs, check
the load status.
If an alarm is generated, see
UPS5000 & SmartLi Alarm
the
Reference .
Troubleshooting
Tighten the screws
● Replace the cables.
● Secure all output
terminals.
● Replace the circuit
breakers.
● Replace the cables.
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