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UPS2000-G-3KRTLL
User Manual
Alarm
Alarm
ID
Name
55
Excessi
ve DC
compo
nent
57
Current
sensor
fault
58
Low
output
voltage
Issue 01 (2020-10-26)
Seve
Clearance
rity
Condition
Critic
The alarm
al
can be
automatic
ally
cleared
for three
times.
After that,
you need
to
manually
clear the
fault or
power off
and
restart the
device.
Critic
You need
al
to
manually
rectify the
fault or
power off
and
restart the
device.
Critic
You need
al
to
manually
rectify the
fault or
power off
and
restart the
device.
Copyright © Huawei Technologies Co., Ltd.
Trigger
Impact
Condition
on the
Syste
m
The DC
The
component of
system
the output
shuts
voltage is
down
greater than
the
200 mV for 20s.
inverte
r and
transfe
rs to
bypass
mode.
In power-on
The
mode, the
system
current
cannot
sampling
start
deviation
the
exceeds 10% of
inverte
the total
r and
sampling range.
directly
deliver
s
output
in
bypass
mode.
The output
The
voltage is lower
system
than the rated
shuts
voltage by 50 V
down
for 3s.
the
inverte
r and
transfe
rs to
bypass
mode.
4 Control Panel
Suggestion
● Possible cause: The half-
wave load power is too
high.
Measure: Locate the load
and remove it.
● Possible cause: The circuit
is faulty.
Measure: Send the device to
the maintenance center.
Possible cause: The circuit is
faulty.
Measure: Send the device to
the maintenance center.
● Possible cause: The
transient load power is
too high.
Measure: Locate the load
and remove it.
● Possible cause: The circuit
is faulty.
Measure: Send the device to
the maintenance center.
81
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