Huawei SmartLi 3.0 - Page 148

No. Check Item Acceptance Criteria Check Method and
Troubleshooting
Check Interval
3 Cabinet cable
hole
protection
The cable holes of the
lithium battery cabinet
have been sealed using the
standard sealing plates or
glands, and rodent-proof
measures are taken.
● Check method: visual
inspection
● Troubleshooting: Rectify
the fault based on the
acceptance criteria.
Monthly
4 Cabinet air
exhaust vent
The air exhaust vent in the
upper part of the lithium
battery cabinet is not
blocked.
● Check method: visual
inspection
● Troubleshooting: Rectify
the fault based on the
acceptance criteria.
Monthly
5 Metal scraps
in the cabinet
There is no copper scrap or
other conductive foreign
matter in the cabinet.
● Check method: visual
inspection
● Troubleshooting: Rectify
the fault based on the
acceptance criteria.
Monthly
6 Cabinet
ground cables
The ground cables of the
lithium battery cabinet are
secured to the power
distribution ground bar,
and the screws are
tightened.
● Check method: visual
inspection
● Troubleshooting:
Tighten the screws to a
torque of 47 N·m.
Annually
7 Power cables
and terminals
Screws are tightened. The
insulation layers of cables
are intact and terminals
are free from black marks
and noticeable sparks.
● Check method: visual
inspection
● Troubleshooting:
Replace the cables and
tighten the loose
screws.
Annually
SmartLi 3.0
User Manual (Short-Term Backup Power) 7 Maintenance
Issue 10 (2024-01-31) Copyright © Huawei Digital Power Technologies Co., Ltd. 139