FusionModule5000 Smart Modular Data Center
Maintenance Guide (ECC800)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
When the UPS is
backed up, discharge a
battery to the
undervoltage alarm
threshold, to refresh the
capacity of the battery.
1. Locate the cause
when an exception is
identified.
2. If the fault persists,
contact Huawei
technical support.
1. When battery strings
are powered off,
check the reliability
of each connection
point from positive
terminals to negative
terminals. All points
are connected
reliably.
2. Use a torque wrench
to check the
tightening torque for
each battery screw.
The torque meets the
requirements of the
battery
manufacturer. After
checking that the
battery screws meet
the requirements,
mark the screws for
later check.
1. Rectify any
abnormal
connection.
2. If the fault persists,
contact Huawei
technical support.
2.3.2.3 Power Distribution System Maintenance
O&M Personnel Skill Requirements
O&M personnel must be qualified power distribution system engineers who are familiar with
the data center power supply and distribution system configurations and the operations for
each core component.
Power Distribution System Routine Maintenance
Table 2-10 Power distribution system routine maintenance