Huawei UPS5000-E User Manual page 195

UPS5000-E-(400 kVA-800 kVA)
User Manual (50 kVA Power Modules)
No. Check Item
8 Surge
protection
9 Power cable
10 Signal cable
Issue 17 (2023-07-10)
Acceptance Criteria
The surge protection
module in the upstream
power distribution cabinet
for the UPS runs properly.
● The cables and
insulation layer are
intact.
● The screws at the cable
connection points are
tightened, and the
tightening marks on
the screws do not
deviate.
● The cable connections
are free from black
marks and noticeable
sparks.
● The cables and
insulation layer are
intact.
● Signal cable terminals
are securely connected.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Check Method and
Troubleshooting
● Check method: visual
inspection
● Troubleshooting: Power
off the equipment and
replace the surge
protection module.
● Check method: visual
inspection
● Troubleshooting: After
the equipment is
powered off, replace
the cables or tighten
the screws.
● Check method: visual
inspection
● Troubleshooting:
Replace the cables.
6 Routine Maintenance
Check
Interval
Yearly
Yearly
Yearly
187