Huawei UPS2000-G User Manual page 155

UPS2000-G-(6 kVA–20 kVA)
User Manual (Lead-Acid Battery)
No.
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Issue 23 (2024-03-15)
Symptom
The mains indicator is
off.
The battery discharge
time is obviously
shorter than the
standard time.
Abnormal noise or
smell is generated in
the UPS cabinet.
The battery indicator
blinks. The buzzer
buzzes for 1 second
and then stops for 1
second. The battery
reserve is insufficient.
The UPS is about to
shut down.
The user forgot the
password.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Possible Cause Measure
The UPS is Shut down all loads, and
overloaded. restart the UPS.
The mains Use a multimeter to verify that
voltage or the input voltage and
frequency frequency meet specifications.
exceeds the
UPS input
range.
Batteries are Charge batteries for more than
not fully 8 hours when the mains is
charged. normal. Test the discharge
time again.
The battery Contact local technical support
performance to replace batteries.
deteriorates.
The UPS is Shut down the UPS and cut off
faulty. the power input immediately.
Contact local technical
support.
● The UPS will ● Save load data immediately
soon shut
down due
to
insufficient
● Connect the UPS input to
battery
reserve, and
loads will be
● Verify that the number of
powered off.
● The number
of batteries
and battery
capacity are
incorrectly
set.
- ● If the user forgot only the
● If the user forgot the LCD
9 Troubleshooting
and shut down primary
loads to avoid data loss or
damage.
the backup AC power
supply immediately.
batteries and battery
capacity are correctly set
based on the actual
configuration.
LCD password (the preset
password is 000001), use
the feature code (the preset
feature code is 999999) to
activate the LCD password.
password and feature code,
contact local technical
support.
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