Figure 3-13 PVC protection tube
l If you route the cable coated with the protection tube on the ground or in the cable trough,
do not step on or crush the cable.
Requirements for Routing Cables in the Cable Rack
Routing RRU cables in the cable rack should meet the following requirements:
l Use the cable clip to fasten the cables.
l Route the cables in a planned way. Do not let the cables occupy too much space.
l The cables should be put in order according to the routing direction, and then should be
fastened using the cable clips.
l Determine the installation points of the clips according to the field requirements. Usually
the distance between two clips should be less than or equal to 1.5 m. Install the clips with
even spacing and in the same direction.
l The clip should be vertical to the cables and should not be bent. The cables fastened by the
same clip should be parallel, as shown in Figure 3-14.
RRU
User Guide 3 Installing RRU and SRXU Hardware
Issue 01 (2008-04-18) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd
3-15
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