Huawei UPS2000-G Series Quick Manual page 20

Alarm Alarm ID
Name (Alarm
ID-Alarm
Cause)
BPS 0011-01
phase
reverse
Batt. 0025-01
overvolt.
Batt. 0026-01
undervolt.
Rectifier 0040-04
fault
Alarm Alarm
Severity Clear
Mode
Minor Automati
c clear
Minor Automati
c clear
Minor Automati
c clear
Critical Manual
clear/Pow
er-off
clear/Aut
omatic
clear
Impact on the Repair Proposal
System
• If the inverter Possible cause: The bypass input
has not started, three-phase sequence is incorrect.
the system has Measure: Check that bypass input
no output, and power cables are correctly connected.
inverter startup
is prohibited.
If the inverter
•
has started, the
inverter still
works properly,
but the system
cannot transfer
to bypass mode.
An alarm is Possible causes:
generated, and the •
battery lifespan is
affected.
•
Measures:
•
•
An alarm is Possible cause: The mains input is
generated, and the abnormal. Battery discharge results in
system may shut a low battery voltage.
down due to EOD. Measure: If possible, connect to the
mains power when the UPS is in non-
battery test state.
The UPS shuts Possible causes:
down. •
The UPS transfers
to another working •
mode or shuts
down.
•
•
Measures:
•
•
•
•
19
The configured number of
batteries is less than the actual
number.
The battery string charge voltage
exceeds the upper threshold.
Check battery parameter settings.
Check the charger. When batteries
are disconnected, check whether
the charger voltage is normal. If
the charge voltage exceeds the
upper threshold, contact Huawei
technical support.
The mains experiences
instantaneous high-voltage impact.
The output has special loads such
as inductive loads and rectification
loads.
The output has transformer loads
but the transformer mode is not
set.
The hardware is damaged.
After you rectify the fault, restart
the UPS.
Check whether the load type is
supported by the UPS.
Enable the transformer mode.
Contact Huawei technical support
for repair.