Installing Cables; Cabling Requirements - Huawei DBS3900 Installation Manual

DBS3900 (Ver.B)
Installation Guide
Figure 6-64 Installing the GPS jumper
Step 9 Route the cable by referring to
Step 10 Attach labels to the installed cable. For details, see Attaching a Sign Plate Label.
----End

6.5 Installing Cables

This section describes the procedures and precautions to be taken for installing power cables,
transmission cables, monitoring signal cables, and CPRI cables when a DBS3900 is deployed
outdoors with AC power supply and the BBU is installed in an APM30H.

6.5.1 Cabling Requirements

Cables must be routed according to the specified cabling requirements to prevent signal
interference.
General Cabling Requirements
The bending radius of the cables must meet the following specifications:
l
l
Issue 06 (2011-09-15)
NOTE
If a cable listed below is not required, skip the routing requirements of the cable.
The bending radius of the 7/8'' feeder must be more than 250 mm (9.84 in.), and the bending
radius of the 5/4'' feeder must be more than 380 mm (14.96 in.).
The bending radius of the 1/4'' jumper must be more than 35 mm (1.38 in.). The bending
radius of the super-flexible 1/2'' jumper must be more than 50 mm (1.97 in.), and the bending
radius of the ordinary 1/2'' jumper must be more than 127 mm (5 in.).
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6 Outdoor Scenario with AC Power Supply (BBU Installed
6.5.1 Cabling Requirements.
in an APM30H)
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