Huawei UPS5000-A-30KTTL - Page 153

Running Status Checklist
No. Check Item Acceptance Criteria Check Method and
Troubleshooting
Check
Interval
1 Power grid ● Input voltage: 380 V
AC/400 V AC/415 V AC
(line voltage)
● Output voltage: 380 V
AC/400 V AC/415 V AC
(tolerance: ±1%, line
voltage)
● Input frequency: 40–70
Hz
● Check method: Visual
inspection. View the
running information on
the LCD.
● Troubleshooting:
– If the input voltage
is abnormal, check
the power grid
status or correct the
input cable
connection.
– If the output voltage
is abnormal, check
the alarm
information on the
LCD and rectify the
fault.
Monthly
2 Working
status
The status icons on the
LCD indicate that all units
are operating properly, all
operating parameters are
within their normal
ranges, and no fault or
alarm information is
displayed.
● Check method: Visual
inspection. Check the
system status on the
LCD.
● Troubleshooting: View
the alarm information
on the LCD and handle
the alarm.
Monthly
3 Parameter
settings
The conguration of the
output voltage grade,
frequency, number of
batteries, and battery
capacity meets
requirements.
● Check method: visual
inspection
● Troubleshooting:
Correct the parameter
settings.
Quarterly
4 Status record The three-phase load rate
and output power factor
are recorded.
● Check method: Visual
inspection. Check the
system status on the
LCD.
● Troubleshooting:
Equalize the three-
phase loads.
Quarterly
UPS5000-A-(30 kVA-120 kVA)
User Manual 7 Maintenance
Issue 17 (2024-02-21) Copyright © Huawei Digital Power Technologies Co., Ltd. 144