UPS2000-G-(6 kVA-20 kVA)
User Manual
7 Routine Maintenance
Issue 10 (2017-01-19)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
85
7
Routine Maintenance
7.1 UPS Maintenance
Only trained personnel are allowed to perform maintenance. Before performing operations
on a device, wear electrostatic discharge (ESD) clothes, ESD gloves, and an ESD wrist
strap. Do not wear jewelry or watches during the operation to avoid electric shocks or
burns.
Use insulated tools when maintaining internal devices. Only trained personnel are allowed
to perform maintenance.
Maintain UPSs regularly based on the following requirements. Otherwise, the UPSs may
fail to operate properly and the lifespan may be shortened.
Table 7-1
Routine maintenance items for UPSs
Check Item
Expected Result
Troubleshooting
Maintenance
Interval
Operating
environment
Ambient
temperature:
0–40°C
Humidity:
0–95% RH
(non-condensing)
If the humidity
and temperature
are abnormal,
check the air
conditioner
status.
If the input
voltage is
abnormal, check
the power grid
status and input
cable connection.
Monthly
Control panel
Check that all units
are operating
properly by
observing the status
If any alarm is
present, rectify the
fault by checking the
device status and
Monthly