Huawei UPS2000-G-6 kVA - Page 93

UPS2000-G-(6 kVA -20 kVA)
User Manual
7 Routine Maintenance
Issue 13 (2019-05-05)
Copyright © Huawei Technologies Co., Ltd.
85
Item
Expected Result
Measures
Maintenance Interval
(recommen
ded)
discharge a battery
to the
undervoltage
alarm threshold, to
refresh the
capacity of the
battery.
identified.
2. If the fault persists,
contact Huawei
technical support.
Battery
connection
reliability
1. Each battery
terminal is
connected
reliably.
(When battery
strings are
powered off,
check the
reliability of
each terminal
in the order
from positive
terminals to
negative
terminals.)
2. The tightening
torque of each
battery screw
meets the
requirements
of the battery
manufacturer.
(A torque
wrench is used
for checking
the torque.
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.
Yearly