Installing A Prru On Steel Hangers - Huawei DBS3900 Installation Manual

DBS3900 LampSite
Installation Guide
Figure 8-31 Locking the protection screw
(1) M4 threaded hole
----End

8.3.7 Installing a pRRU on Steel Hangers

This section describes how to install a pRRU on steel hangers.
Context
Either M6 or M8 steel hangers can be used for installation.
Procedure
Step 1 Determine the position for installing the pRRU based on the construction blueprint and the
clearance requirements.
Step 2 Install two steel hangers onto the ceiling. A distance of 90 mm must be retained between the
two hangers, as shown in Figure 8-32.
Issue 08 (2016-05-30)
For details about the clearance requirements, see 8.1.3 Space Requirements.
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(2) Hole for self-tapping screws
8 Installing a pRRU3902 or pRRU3911 or
pRRU3911+WIFI
(3) Quincunx screw
140