Alarm Reference - Huawei PDU8000 User Manual

PDU8000 Modular Precision Power Distribution Cabinet
User Manual (1100 mm Deep)
Maintenance
Item
Operating
temperature
and humidity of
the PDC
PDC interior
Oxidation of
metal
components in
the PDC

8.3 Alarm Reference

Alarm
Name
Abnormal
board
comm.
Issue 01 (2019-02-25)
Maint Operation
enanc Guide
e
Interv
al
Quarter Point
ly thermometer
Yearly Check whether
dust has
accumulated on
the PDC
mounting
panels.
Yearly Visual
observation
Alarm Impact
Severity
Critical The
communication
between the
MDU and
detection board is
interrupted.
Copyright © Huawei Technologies Co., Ltd.
Expected Exception Handling
Result
 Operatin Check whether the air
g conditioner and
temperat dehumidifier in the
ure: equipment room function
–10° C to
properly.
+55° C

Humidity
:
5%–95%
RH
The white If the white paper becomes
paper that dirty, clean the PDC
you use to interior.
wipe the
mount panel
is clean.
No metal  If any metal component
component suffers from severe
rusts. oxidation, remove the
rust or replace the
component in a timely
manner.

If the component is
painted, repaint it after
removing the rust.
Possible Solutions
Cause
The Check whether the
monitoring CAN cable is in loose
board is contact. If yes, connect
disconnected. it securely.
8 Maintenance Guide
127