Huawei SmartLi 3.0 - Page 149

No. Check Item Acceptance Criteria Check Method and
Troubleshooting
Check Interval
8 Battery
connection
(recommende
d)
● When battery strings
are powered o, check
the connection of
copper bars and
communications/
sampling terminals for
each battery module
from positive terminals
(and neutral terminals
if any) to negative
terminals.
● In copper bar check, 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.
● Inspection method: (1)
Visual inspection. (2)
Verify. After the device
is powered o, use an
insulated torque wrench
to verify the torque of
screws.
● Troubleshooting: Rectify
the fault based on the
acceptance criteria.
Annually
Table 7-3 Running status
No.
Check Item Acceptance Criteria Check Method and
Troubleshooting
Check Interval
1 Battery
running status
The operating status
displayed on the SmartLi
LCD is charging or
discharging, and no fault
or alarm information is
displayed.
● Check method: Visual
inspection. Check the
status displayed on the
SmartLi LCD.
● Troubleshooting: View
the alarm information
on the SmartLi LCD and
handle the alarm.
Monthly
2 Indicators on
the panel of
the BCU
The green indicator is on,
and the yellow (ALARM)
and red (FAULT) indicators
are o.
● Check method: visual
inspection
● Troubleshooting: View
the alarm information
on the SmartLi LCD and
handle the alarm.
Monthly
SmartLi 3.0
User Manual (Short-Term Backup Power) 7 Maintenance
Issue 10 (2024-01-31) Copyright © Huawei Digital Power Technologies Co., Ltd. 140