Huawei PDU8000 User Manual page 125

PDU8000 Modular Precision PDC V2.0
User Manual
Alarm
Name
Main input
underfrequ
ency
Main input
overload
Max. main
input cur.
exceed
Min. main
input cur.
exceed
Main input
surge
protection
abnormal
Main input
breaker off
Issue 04 (2021-04-13)
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).
Warning A phase input
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.
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8 Maintenance Guide
Possible Solutions
Cause
The input Check the input
power power.
supply is
faulty.
The system Check all output
is load power.
overloaded.
The system Check all output
is load power.
overloaded.
N/A N/A
The SPD Switch on the SPD
circuit circuit breaker, or
breaker is replace the SPD
switched module.
off, or an
SPD module
is damaged.
N/A N/A
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