Huawei FusionModule5000

FusionModule5000 Smart Modular Data Center
Maintenance Guide (ECC800)
3 Alarm Reference
Issue 01 (2019-03-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
54
Alarm
Name
Alarm
Severity
Impact
Possible
Cause
Solutions
Min. br. cur.
exceed
Warning
The current of a
branch exceeds
0.6 time of the
rated current
(multiple:
0.6–0.8;
confirmation
time: 1–10s).
N/A
N/A
Main input
br. current
shock
Major
A surge current
three times
greater than the
rated current is
detected in a
branch (multiple:
1.5–5).
The insulation
of the branch
is abnormal.
Check the cable
insulation of the output
branch.
Three phase
current imb.
Warning
The difference
between currents
on phases L1, L2,
and L3 of the
input power or an
output branch
exceeds 15%
(Configurable
range: 5–50%).
The loads
among three
phases are
unbalanced.
Check all output loads
and adjust loads of
phases L1, L2, and L3.
Figure 3-1 Common polarity terminal and common terminal of the transformer
(1) Common polarity terminal
(2) Common terminal