Huawei Technologies Co. Ltd PRU11WIFI 用户手册
DBS3900 LampSite
Installation Guide
Installation Guide
8 Installing a pRRU3902 or pRRU3911 or
pRRU3911+WIFI
Issue 08 (2016-05-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
113
Installation
Mode
Mode
Requirements
Mounting Brackets
Installation
Diagram
Diagram
Installing the
pRRU on a
wall using a
clamp
through an
attachment
plate
pRRU on a
wall using a
clamp
through an
attachment
plate
The wall can bear
a load at least four
times the weight
of a pRRU.
a load at least four
times the weight
of a pRRU.
The thickness of
the wall is less
than 45 mm.
the wall is less
than 45 mm.
1. Plate
2. Clamp
3. Bolt (M4x35)
4. Bolt (M4x60)
2. Clamp
3. Bolt (M4x35)
4. Bolt (M4x60)
Installing the
pRRU on a
wall using a
plate on a
metal wall
pRRU on a
wall using a
plate on a
metal wall
The wall cannot bear
a load at least four
times the weight of
the pRRU. For
example, EPS walls,
MDF walls, or walls
cannot be drilled.
a load at least four
times the weight of
the pRRU. For
example, EPS walls,
MDF walls, or walls
cannot be drilled.
The plate is prepared by
customers.
customers.
Installing on a ceiling
When a pRRU is installed on a ceiling, installation modes vary with the quality of the ceiling,
as shown in Table 8-3.
as shown in Table 8-3.
Table 8-3
Ceiling-mounted suggestion
Installation
Mode
Mode
Requirements
Mounting Brackets
Installation
Diagram
Diagram
Installing the
pRRU on a
ceiling by
drilling holes
pRRU on a
ceiling by
drilling holes
The ceiling, such
as a concrete
ceiling, can bear a
load at least four
times the weight
of the pRRU.
as a concrete
ceiling, can bear a
load at least four
times the weight
of the pRRU.
The screws must
be tightened with
a torque of 1.5
N·m. This ensures
the screws work
properly and the
ceiling remains
be tightened with
a torque of 1.5
N·m. This ensures
the screws work
properly and the
ceiling remains
1. Plate
2. Screw (M3.5 x 35)
3. Plastic expansion
2. Screw (M3.5 x 35)
3. Plastic expansion
sleeve
4. Flat washer