Huawei UPS2000-G-6KRTLL - Page 88

Alarm ID Alarm
Name
Severity Clearance
Condition
Trigger
Condition
Impact on
the System
Suggestion
44 Lithium
battery
exception
protection
Minor Check
again after
the fault is
rectied.
The busbar
voltage is
too high.
The
temperatur
e of the
board relay
and switch
tube is too
high.
The output
is short-
circuited.
Batteries
are
reversely
connected.
The output
is
overloaded.
● The
internal
switch
circuit of
the
lithium
battery
is
disconne
cted,
and the
battery
cannot
be
charged
or
discharg
ed.
● The ALM
indicator
on the
faulty
lithium
battery
turns
red.
Possible
cause: The
UPS is
overloaded,
the host
charger is
abnormal,
or battery
cables are
incorrectly
connected.
Measure:
Check the
cable
connection,
check the
host status,
or reduce
the load.
45 Charger
shutdown
due to
lithium
battery
communica
tion failure
Minor Lithium
battery
communica
tion
recovers.
Lithium
battery
communica
tion is
unavailable
for 40s.
The
displayed
SOC data
and backup
time are
inaccurate,
and the
BMS
functions
(lithium
battery
voltage
boosting
and current
limiting)
fail.
Check
whether
the
communica
tions cable
is properly
connected.
For details,
see 3.6.3
Installing
Communic
ations
Cables.
UPS2000-G-6KRTLL
User Manual 4 Control Panel
Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd. 82