Huawei FusionModule5000 Maintenance Manual page 86

FusionModule5000 Smart Modular Data Center
Maintenance Guide (ECC800)
Alarm ID
0x5018
0x5019
0x501A
0x501B
0x501C
0x501D
0x501E
0x501F
0x5020
0x5021
0x5022
Issue 01 (2019-03-05)
Alarm Alarm
Name severity
open-phase
Input power Critical
failed
L1 Critical
overvoltage
L2 Critical
overvoltage
L3 Critical
overvoltage
L1 Critical
undervoltage
L2 Critical
undervoltage
L3 Critical
undervoltage
Input Major
frequency
high
Input Major
frequency
low
L1 Critical
overloaded
L2 Critical
overloaded
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Possible Solution
Cause
voltage is
below the
open-phase
threshold.
Phases L1, L2, Check the power input.
and L3 are all
open.
The L1 voltage Check the power input.
exceeds the
overvoltage
threshold.
The L2 voltage Check the power input.
exceeds the
overvoltage
threshold.
The L3 voltage Check the power input.
exceeds the
overvoltage
threshold.
The L1 voltage Check the power input.
is below the
undervoltage
threshold.
The L2 voltage Check the power input.
is below the
undervoltage
threshold.
The L3 voltage Check the power input.
is below the
undervoltage
threshold.
The frequency Check the power input.
exceeds the
threshold.
The frequency Check the power input.
is below the
threshold.
The L1 current Check the power of all
exceeds the output loads.
threshold.
The L2 current Check the power of all
exceeds the output loads.
threshold.
3 Alarm Reference
78