Figure 3-9 Angle steel specifications
CAUTION
l It is recommended that only one RRU be installed on angle steel.
l The vertical deviation angle of angle steel must be less than or equal to 10 degrees, as shown
in Figure 3-7.
Figure 3-10 shows an RRU installed on angle steel.
Figure 3-10 RRU installed on angle steel
Installing an RRU on a Wall
The wall on which RRUs are installed must meet the following requirements:
l When a single RRU is installed, the wall has a capacity of bearing at least four times the
weight of the RRU.
l Expansion bolts must be tightened to 30 N·m (265.52 lbf·in.) to ensure the bolts work
properly and the wall remains intact without cracks in it.
RRU3232
Installation Guide 3 Information About the Installation
Issue 05 (2011-10-20) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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