Huawei PDU8000 Series User Manual page 132

PDU8000 Modular Precision Power Distribution Cabinet
User Manual
Alarm
Name
Main input
underfreque
ncy
Main input
overload
Max. main
input cur.
exceed
Min. main
input cur.
exceed
Main input
THD-u high
Main input
THD-i high
Main input
surge
protection
abnormal
Main input
breaker off
Issue 02 (2016-11-10)
Alarm Impact
Severity
Major The input
frequency is 1.5
Hz lower than the
configured
frequency. The
frequency setting
range is 50–60
Hz.
Critical A phase input
current of a route
exceeds 1 time of
the rated current
(multiple: 1–1.2;
confirmation
time: 1–10s).
A phase input
Warning
current of a route
exceeds 0.8 time
of the rated
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%).
System current
Warning
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.
Copyright © Huawei Technologies Co., Ltd.
8 Maintenance Guide
Possible Solutions
Cause
The input Check the input power.
power supply
is faulty.
The system is Check all output load
overloaded. power.
The system is Check all output load
overloaded. power.
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
8.5.1
or switch on
125