Engineering Labels For Power Cables; Engineering Labels For Dc Power Cables - Huawei AP7052DN Hardware Installation And Maintenance Manual

AP7052DN&AP7152DN
Hardware Installation and Maintenance Guide
Content
MDF-MN-B-C
Example of the Label
Figure 5-165 shows a sample label on a user cable.
Figure 5-165 Sample label on a user cable
A01
The meaning of the label in Figure 5-165 is as follows:



5.4.5 Engineering Labels for Power Cables

5.4.5.1 Engineering Labels for DC Power Cables

These labels are affixed to the DC power cables that provide power supply for cabinets,
including the -48 V, PGND, and BGND cables. Here, the DC power cables also include power
cables and PGND cables.
The labels for DC power cables are affixed to one side of the identification plates on cable ties.
For details of the labels, see Table 5-31.
Table 5-31 Contents of the label
Content
Issue 01 (2017-12-29)
Meaning
MN: row number
and column
number of the
MDF
B: row number of
the terminal
device
C: column number
of the terminal
device
03 01 01
"A01-03-01-01" indicates that the local end of the user cable is connected to port 1 in
slot 1, chassis 03 of the cabinet in row A, column 01 in the equipment room.
"MDF-G01-01-01" indicates that the opposite end of the user cable is connected to the
terminal in row 01, column 01 of the MDF in row G, column 01 in the equipment room.
Meaning
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Example
left-right order. For example, 01.
M: The rows of cabinets from front to back are
numbered from A to Z. N: The columns of cabinets
from left to right are numbered from 01 to 99. For
example, G01 is the MDF of Row G and Column
01.
Ranges from 01 to 99, for example, 01-01.
5 Appendix
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