UPS5000-E-(25 kVA-75 kVA)-SM
User Manual (Half Height)
6 Routine Maintenance
Issue 03 (2019-12-13)
Copyright © Huawei Technologies Co., Ltd.
151
Check Item
Expected Result
Troubleshooting
and noticeable sparks.
Cables and circuit breaker
through-current capacity
The circuit breakers and
cables meet load
requirements.
The actual cable
through-current capacity is
greater than the circuit
breaker specifications.
Replace the circuit
breaker.
Replace the cable.
To prevent system failures caused by the deterioration of some key UPS components, you are
advised to check the key components on a regular basis and replace them within the service
life.
Table 6-4
Service life parameters for replaceable components and recommended replacement
intervals
Key Component
Design Service Life
Recommended
Replacement Interval
Power module
15 years
10 years
Bypass module
15 years
10 years
Fan
15 years
10 years
LCD screen
10 years
8 years
6.2 Battery Maintenance
Before installing batteries, read through the battery user manuals and pay attention to safety
precautions and connection methods provided by battery manufacture.
When installing and maintaining batteries, pay attention to the following points: