Huawei UPS2000-G-6KRTLL - Page 84

Alarm ID Alarm
Name
Severity Clearance
Condition
Trigger
Condition
Impact on
the System
Suggestion
35 Long-time
current
imbalance
Minor The
dierence
between
the UPS
load
percentage
and the
parallel
system load
percentage
is within
10% for
10s.
The
dierence
between
the UPS
load
percentage
and the
parallel
system load
percentage
is greater
than 20%
for 10s.
The current
working
status is
not
aected.
The system
may
transfer to
bypass
mode if it is
overloaded.
Possible
cause: The
current
equalizatio
n sampling
circuit is
faulty.
Measure:
Send the
device to
the
maintenanc
e center.
36 Overload Minor The load
percentage
exceeds
10%.
The load
percentage
exceeds
105%.
The system
transfers to
bypass
mode when
the
overload
time
expires.
Possible
cause: The
UPS is
overloaded.
37 The inverter
switch is o
in ECO
mode.
Minor The inverter
switch is
turned on.
The inverter
switch is o
in ECO
mode.
When the
mains input
exceeds the
ECO range,
the power
supply is
disconnecte
d.
Turn on the
inverter
output
switch.
38 The
number of
started
inverters is
insucient
to carry the
load.
Minor The inverter
switches of
other UPSs
in the
parallel
system are
turned on.
In parallel
mode, the
number of
started
inverters is
insucient
to support
the actual
load.
The system
keeps
working in
bypass
mode and
cannot
transfer
back to
inverter
mode.
Turn on the
inverter
switches of
other UPSs.
UPS2000-G-6KRTLL
User Manual 4 Control Panel
Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd. 78