Huawei FusionModule5000 Maintenance Manual page 61

FusionModule5000 Smart Modular Data Center
Maintenance Guide (ECC800)
Alarm
Name
Min. main
input cur.
exceed
Main input
THD-u high
Main input
THD-i high
Main input
surge
protection
abnormal
Main input
breaker off
Br. circuit
breaker off
Branch
abnormal
Branch
overload
Max. br. cur.
exceed
Issue 01 (2019-03-05)
Alarm Impact
Severity
current (multiple:
0.8–1).
Warning A phase input
current of a route
is lower than 0.6
time of the rated
current (multiple:
0.6–0.8).
Warning System voltage
harmonic exceeds
10% (range:
1–30%).
Warning System current
harmonic exceeds
10% (range:
0–30%).
Major Any dry contact
on the SPD
connecting to the
mains input is
disconnected.
Warning A mains switch
has changed from
ON to OFF.
Critical A branch switch
has changed from
ON to OFF.
Warning A branch switch
is on, but no
current is
detected.
Critical The current of a
branch exceeds 1
time of the rated
current (multiple:
1–1.2;
confirmation
time: 1–10s).
Major The current of a
branch exceeds
0.8 time of the
rated current
(multiple: 0.8–1).
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3 Alarm Reference
Possible Solutions
Cause
N/A N/A
The input Check the input power.
power supply
is faulty.
The input Check the input power.
power supply
is faulty.
A surge Replace the surge
protection protection module by
module is referring to
damaged or Replacing an SPD
the SPD Module
circuit breaker the SPD circuit
has tripped. breaker.
N/A N/A
N/A N/A
N/A N/A
The branch is Check the load power
overloaded. of the branch.
The branch is Check the load power
overloaded. of the branch.
5.1.1.1
or switch on
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