Huawei UPS2000-H - Quarterly Maintenance; Annual Maintenance

7.1.2 Quarterly Maintenance
Table 7-2 Quarterly maintenance checklist
Item Expected Result Troubleshooting Maintenance
Interval
Power cables and
terminals
The insulation
layers of cables
are intact and
terminals are free
from signs of
sparks.
● Replace cables.
● Secure all
output
terminals.
Quarterly
Cleanliness Wipe the device
surface using a
white paper and
the paper does
not turn black.
Clean the dust,
especially from
the front panel.
Quarterly
Power cables and
terminals
(between the UPS
and the PDF)
The insulation
layers of cables
are intact and
terminals are free
from signs of
sparks.
● Replace cables.
● Secure all
output
terminals.
Quarterly
7.1.3 Annual Maintenance
Table 7-3 Annual maintenance checklist
Item
Expected Result Troubleshooting Maintenance
Interval
Grounding Ground cables are
connected
securely.
Tighten the
screws.
Annually
Cable 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
specications.
● Replace the
circuit
breakers.
● Replace cables.
Annually
UPS2000-H-(6 kVA-10 kVA)
User Manual 7 Maintenance
Issue 03 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd. 120