Huawei UPS5000-E-80K-LABBS User Manual page 219

UPS5000-E-(20 kVA-80 kVA)
User Manual (Integrated UPS, 208 V)
Alarm ID Alarm
(Alarm Name
ID-Cause
ID)
0565-1 Load
impact
transfer-to-
bypass
0566-1 Output
overload
0570-4 BPM
module
abnormal
0085-1 EPO
0086-1 Max.
number of
BPM
Issue 04 (2020-03-12)
Severity System Action
2. If the bypass
cannot supply
power, the
system
transfers to no
output mode,
but not
automatically
switches back
to inverter
mode.
Minor The system
transfers to bypass
mode and
automatically
switches back to
inverter mode 4
seconds later.
Minor If the overload
expires, the
system transfers to
bypass or no
output mode.
1. The system
Critical
cannot transfer
to bypass
mode.
2. The system
transfers to a
working mode
based on the
current power
supply status
and logic.
Critical The system shuts
down.
Minor The system stays
in bypass mode
and cannot
Copyright © Huawei Technologies Co., Ltd.
Cause Solution
1. Check the load.
 A large-power
RCD load is 2. If the load is normal,
instantly
connected, or
the output load
short-circuits.
 The inverter
bridge
short-circuits.
1. Check that there is no
 The load is
excessive.
2. Check that the
 Derating
reduces the
rated system
power.
3. If the alarm persists,
 The module is
damaged.
1. Check the bypass fan
 The bypass fan
is abnormal, or
the air channel
is blocked.
2. Check that the
 The ambient
temperature
exceeds the
3. Check that there is no
upper
threshold.
 The load is
excessive.
The EPO button is Restore the EPO button
pressed. status. Start the UPS
after the alarm is cleared.
The system Check the load.
frequently
transfers to bypass
C Alarm List
replace the power
module.
overload.
module power is not
derated due to a fan
fault.
replace the power
module.
and air channel. If the
fan is faulty, replace
it.
ambient temperature
is within 40° C.
overload.
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