Huawei PDU8000 Series User Manual page 131

PDU8000 Modular Precision PDC V2.0
User Manual
Alarm
Name
Main input
underfreque
ncy
Main input
overload
Max. main
input cur.
exceed
Min. main
input cur.
exceed
Main input
surge
protection
abnormal
Main input
breaker off
Br. circuit
breaker off
Issue 03 (2018-01-25)
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).
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.
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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 SPD Switch on the SPD
circuit breaker circuit breaker, or
is switched replace the SPD
off, or an SPD module.
module is
damaged.
N/A N/A
A branch If you do not to display
switch is off. a Br. circuit breaker
off, you set Br. circuit
breaker off to
Custom, and set the
branch to Disable.
MDU path: System
Info. > Setting >
System Param.
122