Altiostar Networks 44510400 AWS band LTE Remote Radio Head User Manual Installation Guide

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Document ID	2850823
Application ID	f3wOBy4Nuxphiy8G0XvsKQ==
Document Description	Installation Guide
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Permanent Confidential	No
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Document Type	User Manual
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Filesize	65.71kB (821425 bits)
Date Submitted	2015-12-22 00:00:00
Date Available	2015-12-22 00:00:00
Creation Date	2015-12-01 10:57:03
Producing Software	Acrobat Distiller 11.0 (Windows)
Document Lastmod	2015-12-01 14:09:01
Document Title	Altiostar_iRM4854-1_intelligent_Remote_Radio_Head_Product_Description_and_Installation_Guide
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Document Author:	Altiostar

PN - 240-00-0033
Revision 1.0
December 1, 2015
Altiostar Networks
iRM4451 Remote Radio Head
Product Description and Installation Guide
Copyright© 2015 Altiostar
All rights reserved.
iRM4451 RRH Product Description and Installation Guide
Copyright
© Altiostar Networks 2015. All rights reserved. No part of this document may be reproduced
in any form without the written permission of the copyright owner. Altiostar Networks, Inc.,
iR6, and Altiostar Networks, Inc. logo are trademarks of Radio Mobile Access, Inc. All other
trademarks are the property of their respective owners.
Disclaimer
All rights reserved. Information and product specification are subject to change without
notice as part of the company continuous process and methodology improvement. Altiostar
Networks assumes no responsibility for inaccuracies contained herein.
l
Preface
About the Manual
This document covers the basic installation of the Altiostar Networks, Inc., iRM4451 Remote
Radio Head (RRH) on towers, walls, roof or other structures utilizing a universal mounting
assembly.
Connections to external interfaces, including signaling, grounding, and power are described.
Descriptions of the iRM4451 macro-cellular remote radio head indicators are also provided.
Intended Users
The target audience for this document is installation and engineering personnel. It assumes
personnel have a basic understanding of wireless telecommunications terminology, and
experience in installing wireless telecommunications equipment.
Revision History
This section describes the changes made to each revision of this document.
Revision
Rev 1.0
Change
First issue
iRM4451 RRH Product Description and Installation Guide
l
ii
iRM4451 RRH Product Description and Installation Guide
Contents
Contents
1 Introduction ....................................................................... 1-1
1.1 Target audience....................................................................... 1-1
1.2 Conventions used .................................................................... 1-1
1.3 eNodeB Overview .................................................................... 1-1
2 Safety requirements ........................................................... 2-1
2.1 Overview................................................................................ 2-1
2.2 Purpose ................................................................................. 2-1
2.3 Warning symbols ..................................................................... 2-1
2.4 General safety precautions ....................................................... 2-1
3 Physical description............................................................ 3-1
3.1 iRM4451 boards and modules.................................................... 3-3
3.2 iRM4451 controls, indicators connectors and components ............. 3-3
4 Installation prerequisites ................................................... 4-1
4.1 Required tools......................................................................... 4-1
4.2 Additonal required site equipment ............................................. 4-2
4.3 Site preparation ...................................................................... 4-3
4.4 Site pre-installation visit checklist .............................................. 4-3
4.5 Site installation checklist .......................................................... 4-4
5 iRM4451 installation overview............................................ 5-1
5.1 Installation procedures............................................................. 5-1
5.2 Unpacking the shipping container .............................................. 5-1
5.3 Verifying all parts received........................................................ 5-2
6 Installing the iRM4451 ....................................................... 6-1
6.1 Assembling cables ................................................................... 6-1
6.2 Routing pre-assembled power/GigE optical fronthaul/grounding
cables .................................................................................... 6-2
6.3 Installing the iRM4451 mounting bracket .................................... 6-3
6.4 Hoisting the iRM4451 on elevated structures ............................... 6-6
6.5 Installing the iRM4451 on the mounting bracket .......................... 6-7
6.6 Connecting the grounding cable................................................. 6-8
6.7 Connecting the RET cables........................................................ 6-9
6.8 Connecting the GigE optical fronthaul cables ............................... 6-9
6.9 Connecting the –48 V dc power cable ....................................... 6-10
6.10 Checking power................................................................... 6-11
6.11 Installing the solar shield ...................................................... 6-11
7 Terms, Acronyms and Abbreviations................................... 7-1
IRM4451 RRH Product Description and Installation Guide
iii
Contents
iv
IRM4451 RRH Product Description and Installation Guide
Introduction
1 Introduction
This document covers the basic installation of the Altiostar Networks, Inc. iRM4451
macrocell wireless Remote Radio Head (RRH) on towers, walls, roof or other
structures utilizing a universal mounting assembly.
Connections to external interfaces, cabling, grounding and power are described.
Descriptions of the iRM4451 connectors and indicators are also provided.
1.1 Target audience
The target audience for this document is installation and engineering personnel
1.2 Conventions used
Illustrations and photos in this document are intended to show a basic installation.
They show site and equipment configurations encountered during a typical
installation. They do not show all details and exceptions, but highlight the main points
of the installation.
Altiostar Networks, Inc. will often be referred to as Altiostar Networks, or simply
Altiostar.
The Altiostar Networks, Inc. iRM4451 Remote Radio Head will often be referred to as
the iRM4451 RRH, iRM4451 or simply, the RRH.
The Altiostar Networks iRB7200 virtual Baseband Unit (vBBU) is a server-based
companion unit to the iRM4451 in the Altiostar Networks LTE macro eNodeB solution.
The iRB1200 Baseband Unit or the iRB2400 Baseband Unit, are optional hardware
companion units to the iRM4451, and are often referred to as the iRB1200/iRB2400
iBBU, or simply the iBBUs.
The Operator or Owner of the facility and equipment where the iRM4451 is to be installed is
referred to as the Operator in this document.
NOTE
This is an example of a note used in this document that denotes important
information about the text or procedure that follows it.
1.3 eNodeB Overview
The iRM4451 Remote Radio Head is an integral component of the Altiostar Networks
eNodeB macro solution and is based on a distributed architecture with the following
two essential elements:
•
iRM4451 RRH
•
iRB1200 iRRH or iRB2400 (optional) or iRB7200 vBBU
The iRM4451 is a 4T4R outdoor macrocell radio head with integrated baseband for use
in select frequency bands, which include:
— PCS (3GPP Band 2)
iRM4451 RRH Product Description and Installation Guide
1-1
Introduction
— 1800 MHz (3GPP Band 3)
— AWS (3GPP Band 4)
— 2.6 GHz (3GPP Band 7)
— AWS-1 & AWS-3 (3GPP Band 4 & AWS-3)
Connection to other compliant fronthaul devices is facilitated through two available
GigE optical Ethernet fronthaul ports.
The iRM4451 interconnects with compliant radio antennas and the associated
baseband unit, i.e., vBBU (or the optional iRB1200/iRB2400 iBBUs) which operate
within the RAN portion of the LTE wireless network.
A block diagram of the iRM4451 RRH is shown in Figure 1-1.
Figure 1-1 iRM4451 RRH block diagram
1-2
iRM4451 RRH Product Description and Installation Guide
Safety requirements
2 Safety requirements
2.1 Overview
This section provides safety precautions that apply to the iRM4451 . The precautions
statements are required by national or regional standards institutes in the country or
region where they apply. This document complies with these requirements.
2.2 Purpose
To protect installation personnel, equipment and operations, this document contains
safety statements. Safety statements are provided at points in procedures where
risks may exist to personnel, equipment and network operations. Failure to follow the
directions in the safety statements may result in serious consequences.
2.3 Warning symbols
DANGER
WARNING
CAUTION
Danger is used to indicate the presence of a hazard that will cause
severe personal injury, death, or substantial property damage if the
hazard is not avoided.
Warning is used to indicate the presence of a hazard that can
cause severe personal injury, death, or substantial property
damage if the hazard is not avoided.
Caution is used to indicate the presence of a hazard that will or
can cause minor personal injury or property damage if the
hazard is not avoided.
2.4 General safety precautions
Safety precautions should be observed when performing these installation
procedures. The following safety precautions are only intended to supplement the
safety precautions usually practiced by the Operator.
The power system and RET cables will have hazardous energy and voltages present.
Follow all safety warnings and practices when servicing this equipment.
This equipment must be installed, serviced, and operated only by authorized,
qualified and trained personnel who have the necessary knowledge and practical
experience with electrical equipment and who understand the hazards that can arise
iRM4451 RRH Product Description and Installation Guide
2-1
Safety requirements
when working on this type of equipment. Observe all local and national electrical,
environmental and workplace codes.
DANGER
HAZARDOUS VOLTAGES!
Hazardous voltages can be present when the system is operating. Use
caution when removing or installing equipment.
DANGER
FALL HAZARD!
A fall hazard is present when installation of this equipment requires
working on towers, poles or at elevated work sites. All telecommunications
personnel who perform tower work or work at elevation must be qualified
to perform this type work.
Installation of this equipment may require working on towers, poles or at
elevated work sites. All telecommunications personnel who perform tower
work or work at elevation must be trained and qualified to perform this
work, have the proper equipment to perform the work safely, and follow all
requirements in accordance with 29 CFR 1910.268, 29 CFR 1926, and any
other safety requirements in force by the Operator, or local and regional
authorities. In addition, the tower or structure must be certified safe for
climbing according to TIA/EIA 222 and 29 CFR 1910.66, Appendix C for
anchorage devices.
WARNING
2-2
Read and understand all instructions before starting this
procedure!
•
Follow all warnings and safety instructions in this procedure.
•
Only trained personnel should install or operate this equipment.
•
Observe all local and national electrical, environmental and workplace
codes.
•
Before working on equipment that is connected to power, remove
jewelry (including rings, necklaces, and watches). Metal objects will
heat up when connected to power and ground and can cause serious
burns or weld the metal object to the terminals.
•
The equipment must have a direct disconnect device in line with the
power source.
•
Grounding and circuit integrity is vital to a safe operating environment.
Grounding conductors must be in place before installing the equipment.
Never operate equipment when grounding or bonding conductor has
been removed.
iRM4451 RRH Product Description and Installation Guide
Safety requirements
CAUTION
•
Never install equipment not identified in this procedure. Fire or injury
could result from improperly installed equipment.
•
Caution should be exercised when installing or modifying
telecommunications lines.
•
Disconnect all power sources before servicing the equipment.
•
Never touch uninsulated wiring or terminals unless power to the lines
have been disconnected at the source. Always verify power has been
removed using an approved voltage tester.
•
To prevent electrical shock, never remove the cover or disassemble the
equipment. There are no user serviceable components in the
equipment.
•
Never insert probes or objects of any kind into slots or openings to the
equipment. Dangerous voltages may be present or the object may
cause a short circuit and start a fire or damage the equipment.
HEAVY OBJECT!
•
WARNING
WARNING
Assisted carry ONLY! This object is heavy; over 75 lb. (34.0 kg). Follow
instructions when lifting unit from shipping container and hoisting onto
mounting bracket. Requires a minimum of two people to lift and hand
carry the unit.
LIGHTNING STRIKE HAZARD!
•
Lightning strikes are possible during stormy weather. Do not install
equipment if stormy conditions exist.
•
Never work on telecommunications power supply lines or antenna
feeders at the cell site during stormy conditions.
SHOCK HAZARD!
•
Some parts of all electrical systems are energized at all times. Exercise
extreme caution at all times when working around telecommunications
electrical systems. Short circuits can cause burns to the face or hands.
Failure to observe this and other safety warnings may lead to bodily
injury and property damage.
iRM4451 RRH Product Description and Installation Guide
2-3
Safety requirements
CAUTION
CAUTION
•
Only trained and qualified personnel may install or service equipment
as defined in IEC 215 and EN 60215.
•
Turn off or disconnect equipment from its energy source(s) by
switching off the load disconnect switch in the distribution panel before
performing service or maintenance.
LASER RADIATION AND FIBER OPTIC CABLE USE CAUTION!
•
Class 1 invisible laser radiation present. Avoid long-term viewing of
laser. Never use a magnifying device to view optical fiber ends when
fiber is connected to equipment.
•
Fiber optic cables may be damaged if bent or curved to a radius that is
less than the recommended minimum bend radius of two inches.
Always observe the recommended bend radius limit when installing
fiber optic cables and patch cords.
SHORT CIRCUIT HAZARD!
Condensation on the equipment has a potential to cause short circuits!
Weather conditions may exist at the site where condensation may form on
the equipment. Installing or operating the equipment when condensation is
present may cause a short circuit and damage the equipment.
Equipment showing signs of condensation should be allowed to dry before
installation.
CAUTION
ELECTROSTATICALLY SENSITIVE EQUIPMENT!
Semiconductor components are sensitive to electrostatic electricity and
may be damaged by static discharge.
When handling the equipment, the following rules must be followed:
2-4
•
Wear conductive or anti-static clothing.
•
Wear grounded ESD wrist strap.
•
Wear shoes with conductive straps or soles.
•
Verify anti-static safety devices are operating properly by testing
yourself at an approved test station.
iRM4451 RRH Product Description and Installation Guide
Safety requirements
CAUTION
•
Leave equipment in their original anti-static wrapping until ready for
installation.
•
When handling equipment or modules, use handles provided to carry
the device and do not touch electrical contacts, pins or components.
•
Only place equipment or modules on conductive surfaces.
•
Use tools on equipment or modules only when equipment is grounded.
•
Handle defective equipment or modules similarly to new equipment to
prevent additional damage.
GROUNDING CAUTION!
•
This equipment's grounding connection is between the DC power circuit
and the grounding conductor.
•
This equipment must have a direct connection to the DC supply
grounding point or to a bonding jumper from the grounding terminal
bus bar to the DC supply ground electrode for the site.
•
The DC supply source should be located in the same premises as the
transmission equipment.
•
The grounding circuit must not have a disconnect device located in line
with the DC circuit grounding conductor.
iRM4451 RRH Product Description and Installation Guide
2-5
Safety requirements
2-6
iRM4451 RRH Product Description and Installation Guide
Physical description
3 Physical description
The Altiostar Networks iRM4451 Remote Radio Head is a compact, modular, outdoor
radio unit constructed of aluminum with integrated heat sink fins to facilitate fanless
convection cooling. Four independent RF outputs for a 4T4R configuration at 30 W per
RF path for a total of 120 W maximum.
The iRM4451 has connections for –48 V dc power input and Gigabit Ethernet optical
fronthaul.
Figure 3-2 shows the iRM4451 with the solar shield.
Figure 3-2 Altiostar networks iRM4451 (with solar shield)
The Altiostar Networks iRM4451 can be mounted on a wall, mast or tower using the
supplied mounting bracket assembly and mounting plate. Table 3-1 lists the
specifications of the iRM4451 by characteristic type.
iRM4451 RRH Product Description and Installation Guide
3-1
Physical description
Table 3-1 Altiostar Networks iRM4451 technical specifications
iRM4451 Technical Specifications
Frequency Bands
Model Number
Operation
iRM44510200
PCS (3GPP Band 2)
UL 1850–1910 MHz
DL 1930–1990 MHz
iRM44510300
1800 MHz (3GPP Band 3)
UL 1710–1785 MHz
DL 1805–1880 MHz
iRM44510400
AWS (3GPP Band 4)
UL 1710–1755 MHz
DL 2110–2155 MHz
iRM44510700
2.6 GHz (3GPP Band 7)
UL 2500–2570 MHz
DL 2620–2690 MHz
iRM4451E400
AWS-1 & AWS-3 (3GPP Band 4 & AWS-3)
UL 1710–1780 MHz
DL 2110–2180 MHz
Item
Specification
Physical
Dimensions (H×W×D)
- Excludes solar shield
Radio Module
SPM

17.7 × 21.1 × 6.1 in (450 × 535 × 156 mm)
13.8 × 6.0 × 0.9 in (350 × 153 × 24 mm)
Weight
- Excludes brackets, solar
shield
Volume
73.8 lb (33.5 kg)
< 40.0 L
Electrical
Input power
–48 V dc
Current
18 A
Power distribution breaker/fuse
20 A (external)
Environmental
3-2
iRM4451 RRH Product Description and Installation Guide
Physical description
Table 3-1 Altiostar Networks iRM4451 technical specifications (continued)
iRM4451 Technical Specifications
Working temperature (non-condensing
humidity
–40°F to 131°F (–40°C to 55°C)
Operating altitude
–197 to 9,843 ft (–60 to 3000 m)
Relative humidity
5 to 100%
Cooling
Convection (fanless)
3.1 iRM4451 boards and modules
The iRM4451 Remote Radio Head is an integral unit with no user accessible boards or
modules.
3.2 iRM4451 controls, indicators connectors and components
There are no controls on the RRH. The connectors are located on the bottom of the
unit. They are for Global Positioning System antenna (GPS), Power (–48v DC), RF
(ANT 1–4), Fronthaul (FH1/FH2), Ground ( ), and Remote Electrical Tilt (RET).
LEDs for Fronthaul 1 (FH1), Fronthaul 2 (FH2), STATUS, and POWER are located on
the side of the unit and are visible when the solar shield is installed.
Connector locations for RF input/output are shown in Figure 3-3. Connector locations
for –48V dc Power and Remote Electrical Tilt are shown in Figure 3-4. Connector
locations for GPS antenna and fronthaul are shown in Figure 3-5.
Figure 3-3 iRM4451 RF connectors location
iRM4451 RRH Product Description and Installation Guide
3-3
Physical description
Figure 3-4 iRM4451 RET and -48v DC (power) connectors location
Figure 3-5 iRM4451 GPS and fronthaul connectors location
3-4
iRM4451 RRH Product Description and Installation Guide
Physical description
Figure 3-6 iRM4451 ground connector location
Table 3-2 iRM4451 connectors
Description
–48V DC
(GND)
GPS
Control/Connector Type
Quantity
Tyco TE CPC Series 5, 3-pin
Power input
Dual-hole lug terminal
Equipment grounding
SMA (female), 50 Ω
Timing source input
Provides +24 V dc and RS-485
control function for AISGv2.0compliant antenna remote
electrical tilt
RET
8-pin circular DIN
FH1
Gigabit Ethernet optical SFP
modules, Q-XCO ODC-2
outdoor connector socket
FH2
ANT 1–4
Function
7/16 conn (female), M29x1.5
threaded coupling, 50 Ω
Fronthaul data
RF to directional antennas
3.2.1 GPS connector
There is a 50-Ω GPS SMA female connector located on the bottom of the iRM4451
as shown in Figure 3-6
Operator supplies the GPS cable, GPS antenna and any required mounting
hardware.
iRM4451 RRH Product Description and Installation Guide
3-5
Physical description
GPS cables are provided and pre-installed by the Operator. The GPS cable bend
radius is ≤0.75 in (19 mm).
3.2.2 RF connectors
There are four 50-Ω, 7/16 RF jacks (M29x1.5 threaded couplings) that terminate
on the bottom of the iRM4451. They are marked ANT 1 through ANT 4.The RF
cables are supplied and pre-installed by the Operator.
The RF 7/16 connectors are secured by torquing the M29 screw ferrule 15–20 in-lb
(20–28 Nm) using a torque wrench.
NOTE
The Operator is responsible for determining the antenna type, and supplying
and pre-installing the antennas at the site.
3.2.3 Power connector
–48V dc power to the iRM4451 is through a 3-pin circular twist-lock power
connector, Tyco TE CPC Series 5 (788189-1). The connector is keyed to prevent
mis-mating. The mating plug (TE CPC Series 5 [7963075-1]) is fastened by
turning the coupling nut clockwise until it 'clicks' into the locked position. The
power connector pin assignments, as viewed from the bottom of the iRM4451, are
shown in Figure 3-7.
1 –48V dc
2 RTN
3 NC
Figure 3-7 –48 V dc 3-pin circular power connector
We recommend cable type SOOW, 8 AWG (min.), 2-conductor, stranded copper
wires, indoor/outdoor, round cable, rated at 600 V, or equivalent.
3.2.4 RET connector
The RET (Remote Electrical Tilt) connector provides the capability of electrical
antenna control to all antennas connected to the iRM4451. Pin assignments for the
RET 8-pin DIN connector is shown in Figure 3-8. The connector is keyed to
prevent mis-mating. The connector is fastened by turning the coupling nut
clockwise until hand tight.
3-6
iRM4451 RRH Product Description and Installation Guide
Physical description
The RET cable can be daisy-chained to each of the PCS/AWS antenna inputs/
outputs served by the iRM4451. Antenna remote electrical tilt control is facilitated
within the EMS user interface.
1 NC
2 NC
3 RS-485 B
4 NC
5 RS-485 A
6 +24 V dc
7 Dc return
8 NC
Figure 3-8 RET 8-pin DIN connector
3.2.5 Fronthaul connectors
Two Gigabit Ethernet (GigE) optical SFP ports provide connection for up to two
duplex multi-/single-mode optical GigE cables. The GigE entry ports, labeled FH1
and FH2, are located on the bottom of the iRM4451 (see Figure 3-5). The Q-XCO
quick-lock SFP connectors are RoHs compliant and meet the IEC 61753-1 Cat. E
standard for performance. Connector FH1 is intended for fronthaul support. FH2
is used to daisy-chain sidehaul support to up to one other iRM4451.
The iRM4451 is shipped with captive dust covers over both of the fronthaul entry
ports. The dust covers should remain in place until the GigE optical Ethernet
cables are connected. The dust covers are keyed and have red alignment arrows
to ensure proper installation. To remove the dust cover, twist 120° and pull. The
dust covers are re-installed in the opposite manner.
The GigE 2× LC Huber + Suhner Q-XCO fiber optic cable is a specialty cable with a
bulkhead cable gland integrated into the cable (see Figure 3-9). The cable gland
has a ruggedized quick-lock SFP mating connector and is connected the same way
as the dust cap.
NOTE
Remove the dust cap only when ready to connect the cable to the iRM4451.
iRM4451 RRH Product Description and Installation Guide
3-7
Physical description
Figure 3-9 Huber + Suhner Q-XCO fiber optic fronthaul cable
The GigE optical fronthaul cables are supplied and pre-installed at the site by the
Operator.
NOTE
There is a long lead time associated with ordering of this cable. Allow a
minimum of 10 weeks lead time to ensure the cable is received at the time
installation is to be performed.
3.2.6 LED indicators
There are four LED indicators located on the right side of the iRM4451 as shown in
Figure 3-10. Each LED can be either off, green, amber or red. The description and
operating characteristics of each LED is described in Table 3-3. The blink rates for
the LEDs are described in Figure 3-4. Table 3-5 describes the LED sequence
during boot-up.
3-8
iRM4451 RRH Product Description and Installation Guide
Physical description
1 Test Access Port (factory use only)
2 LEDs
Figure 3-10 LED indicators
Table 3-3 LED indicators description and operating characteristics
Indicator
Item
No.*
Description
Operation
• OFF when no power is applied to the unit
POWER
Indicated power ON/OFF
status
• Steady GREEN when power to the unit is
normal
• Steady RED when a power fault is present
• OFF when no power is applied to the unit
• Steady GREEN when the unit is operating
within operational boundaries
STATUS
Indicates the status of the
iRM4451
• Slow GREEN blink when booting up or shutting
down
• Steady AMBER when minor fault occurs
(hardware or software)
• Steady RED when a critical or major fault
occurs (hardware or software)
iRM4451 RRH Product Description and Installation Guide
3-9
Physical description
Table 3-3 LED indicators description and operating characteristics
Indicator
Item
No.*
Description
Operation
• OFF when no power is applied to the unit or
when booting
FH1
Indicates the status of the
Ethernet fronthaul data
Port 1 throughput
• Steady GREEN when port has link and
operating at Gigabit Ethernet rate, but there is
no Ethernet activity
• Slow GREEN when port is operating at Gigabit
Ethernet rate and has Ethernet activity
• Steady AMBER when less than Gigabit
Ethernet mode
• RED when a critical fault occurs
FH2
Indicates the status of the
Ethernet fronthaul data
Port 2 throughput
Future use
*Refer to LED callouts in Figure 3-10.
Table 3-4 LED blink rates
Indicator state
3-10
Description
Operation
Steady OFF
LED OFF
Not operational
Steady ON
LED is continuously
ON, on interruption
System or component is operational (i.e., delivering
service)
Slow blink
LED ON for about 0.5
s and OFF for about
0.5 s
On-going activity (i.e., system is booting, transition from
one mode to another, etc.)
Fast blink
Varying blink rate,
noticeably faster than
a slow blink rate
Location aid, unit identification
iRM4451 RRH Product Description and Installation Guide
Physical description
Table 3-5 LED indicators boot-up sequence
Indication
Boot-up sequence for
all LEDs
Description
Operation
Steady GREEN
1 second, except POWER LED controlled separately by
hardware state
Steady RED
1 second
Steady AMBER
1 second, except POWER LED stays RED
OFF
1 second, except POWER LED stays RED
Normal state
n/a
3.2.7 Vent port
A gas permeable vent has been installed on the iRM4451 to help equalize air
pressure inside the enclosure and prevent contaminants such as water, salt and
dust from getting inside (see Figure 3-11). The vent fitting has a gas-permeable
membrane integrated into a screw-in fitting. It meets the IEC 60529 standard for
enclosure ingress protection against particulates and liquids. The vent should
function maintenance-free over the lifetime of the iRM4451.
Figure 3-11 Vent port
iRM4451 RRH Product Description and Installation Guide
3-11
Physical description
3-12
iRM4451 RRH Product Description and Installation Guide
Installation prerequisites
4 Installation prerequisites
This section contains information on the documentation, tools, equipment, and
conditions required for performing the installation procedure. The document assumes
that the target audience has reasonable industry experience, is qualified, and has
installed wireless base stations in the past.
4.1 Required tools
A typical telecommunications technician's toolkit is required to complete the iRM4451
installation. Additional required specialty tools and consumables are listed in
Table 4-6.
Table 4-6 Required tools
Required Tools
ESD wrist grounding
strap
Torque screwdriver and
assorted bits
Box cutter
Digital voltmeter
Torque wrench, openend, 8 mm
Crimp tool (2 to 8 AWG)
Cordless electric
screwdriver
Cable tie tool
iRM4451 RRH Product Description and Installation Guide
4-1
Installation prerequisites
Required Tools
Nylon bridle sling,
2-leg, 2 in (5.1 mm)
straps, 6x19 EIPS,
or equivalent
Pulley-minimum loadbearing capacity 880 lb
(400 kg)
Punch
Wire stripper
Rope - minimum
breaking strength 600
lb (272 kg)
(optional)
Self-amalgamating
waterproofing tape (e.g.,
Commscope Miracle
Tape, Huber+Suhner
Fast-Wrap, RFS CELLTape, EasyWrap® tape,
etc.)
Spirit level
Assorted hook & loop
fasteners (for fiber
optic cables) and
cable ties (for all other
applications)
Tape measure
Torque wrench, 7/16,
29 mm head,
15–20 in-lb
(20–28 Nm)
McMaster eyebolts
(Model 3040T13)
M8x1.25, 16mm,
quantity 2 min.
4.2 Additonal required site equipment
This section describes the additional interconnecting equipment required for the
installation of the Altiostar Networks iRM4451. These are essentially cables,
connectors and fixing arrangements. The specification of these items (specifically the
length of cables) may need to be customized on site.
4-2
iRM4451 RRH Product Description and Installation Guide
Installation prerequisites
•
Grounding cable connecting the iRM4451 to the grounding point is supplied by the
Operator and assembled on site unless otherwise specified. Altiostar Networks
provides the two-hole lug for crimping onto the cable.
•
Power cable with plug connecting the iRM4451 to local –48 V dc power is supplied
by the Operator and assembled on site unless otherwise specified. Operator must
provide a lightning and surge suppression device on the power line to the unit.
•
RF transmission cables are ordered and supplied by the Operator. They are
ordered from the vendor Huber + Suhner in the length required according to
Operator site requirements.
4.3 Site preparation
The conditions in this section must be fulfilled before starting work at the site.
4.4 Site pre-installation visit checklist
To verify site conditions required for the installation of the iRM4451 are known, a preinstallation visit, attended by the Operator's representative, Altiostar Networks, and
other required parties, must be performed. Tasks required to be accomplished should
include, at a minimum, those listed in Table 4-7.
Table 4-7 Site pre-installation visit checklist
Item
Site pre-installation visit checklist
Verify Site Installation Plan and installation documentation is available.
Verify health and safety documentation specified by the Operator and Altiostar
Networks are understood and installation personnel are trained accordingly.
Know locations of fire equipment, eyewash stations, and evacuation procedures
posted for fire/halon discharge.
Know locations of first aid and emergency equipment and installation personnel are
familiar with their operation and use.
Verify site authorizations, clearances, and releases from Operator and local
authorities are complete.
Verify emergency telephone numbers are posted for fire, police, and ambulance/
medical aid.
Verify Operator and local authorities contact and phone numbers are posted.
Verify installation schedule is approved.
Wear approved protective equipment such as hard hats, safety glasses, gloves, etc.
when needed.
10
Verify the installation location of the iRM4451 meets the mounting requirements
indicated in this document.
iRM4451 RRH Product Description and Installation Guide
Check
4-3
Installation prerequisites
Item
Site pre-installation visit checklist
11
Verify main power supply is properly installed and tested and capable of supplying the
required –48V dc voltage and current for proper operation of the iRM4451 system to
within ±20% of rated output.
12
Verify –48V dc power cable to the iRM4451 is labeled and tested as specified in the
Site Installation Plan.
13
Verify recommended size breakers/fuses for the external power source is properly
installed and capable of protecting the–48V dc power to the unit.
14
Verify earth ground bonding point, for connection of the grounding cable to the
iRM4451 , is correctly installed, labeled and tested as specified in the Site Installation
Plan.
15
Determine a safe method to hoist and secure iiRM4451 RRH into position on selected
structure and enter into Site Installation Plan.
16
Verify proper in-line surge protectors are installed, where required, on power and RET
cables as specified in the Site Installation Plan.
17
Verify that the Operator, Altiostar Networks and all other affected parties are in
agreement with the equipment installation location, power source, and grounding
location, to meet the installation checklist requirements.
Check
4.5 Site installation checklist
Verify site conditions required for the installation of the iRM4451 are known. In
addition, the site must be prepared by the Operator in accordance with the Site
Installation Guide provided by the Operator which must include, at a minimum, the
required tasks in Table 4-8.
Table 4-8 Site installation checklist
4-4
Item
Site installation checklist
Verify Site Installation Plan and installation documentation is available.
Verify health and safety documentation specified by the Operator and Altiostar
Networks are understood and installation personnel are trained accordingly.
Know locations of fire equipment, eyewash stations, and evacuation procedures posted
for fire/halon discharge.
Know locations of first aid and emergency equipment and installation personnel are
familiar with their operation and use.
Verify site authorizations, clearances, and releases from Operator and local authorities
are complete.
Verify emergency telephone numbers are posted for fire, police, and ambulance/
medical aid.
Verify Operator and local authorities contact and phone numbers are posted.
Verify installation schedule is approved.
Check
iRM4451 RRH Product Description and Installation Guide
Installation prerequisites
Table 4-8 Site installation checklist
Item
Site installation checklist
Wear approved protective equipment such as hard hats, safety glasses, gloves, etc.
when needed.
10
Verify pre-installation work specified in the Site Installation Plan is complete.
11
Verify the installation location of the iRM4451 meets the mounting requirements
indicated in this document.
12
Verify all required tools required for lifting the iRM4451 onto structure, and for
installation, are available.
13
Verify all ordered hardware, including that not provided as part of the Altiostar Networks
intelligent eNodeB solution, is available and on site.
14
Verify that the Operator, Altiostar Networks and all other affected parties are in
agreement with the equipment installation location, power source, and grounding
location, to meet the installation checklist requirements.
15
Verify proper in-line surge protectors are installed, where required, on –48 V dc power
and RET cables as specified in the Site Installation Plan.
16
Verify recommended size wire is installed in the external power source supplying 
–48 V dc power to the unit.
17
Verify custom pre-assembled cables, custom cables, wires and other material are
properly labeled, installed and tested according to system and site requirements as
specified in the Site Installation Plan.
18
Verify earth grounding of the chassis/rack hosting the iRM4451 is correctly installed,
using the correct size/type wire, and is tested.
19
Verify main power supply is properly installed and tested and capable of supplying the
required –48V dc voltage and current for proper operation of the iRM4451 3-sector
system to within ±20% of rated output.
20
Verify all cables are neatly routed through cable ladders, cable trays and ducts, are
secured with cable ties, and dressed according to Company local practice.
iRM4451 RRH Product Description and Installation Guide
Check
4-5
Installation prerequisites
4-6
iRM4451 RRH Product Description and Installation Guide
Installing the iRM4451
6 Installing the iRM4451
This section provides the procedure for installing the iRM4451 RRH in remote
locations such as on towers, poles, masts, walls, roofs, or other structures utilizing a
universal mounting assembly.
Instructions for making connections to external interfaces, cabling, grounding and
power are also provided.
6.1 Assembling cables
The operator will need to order, pre-assemble, and pre-install various cables to the
iRM4451.
6.1.1 Verify Operator-supplied –48 V dc power cable
The Operator supplies and pre-assembles the –48 V dc power connection cable. We
recommend using a 8 AWG minimum, round, 2-wire with ground, shielded cable rated
at 600 V minimum. The female plug (Tyco TE CPC Series PN 78818801), for assembly
of the dc power cable, is also ordered by the Operator. The connection configuration
for the supply side of the power cable is determined by site specific requirements.
6.1.2 Verify Operator-supplied GigE optical cable
The GigE optical fronthaul cable is a custom cable sourced from Huber + Suhner. The Operator
is responsible for ordering this cable in the appropriate length according to site requirements.
The GigE 2× LC Huber + Suhner Q-XCO fiber optic cable (PN 09H02FG0-50-XA/88-2-L-NN;
where NN=length in meters) is a fiber-to-the-antenna (FTTA), Q-XC0 feeder to LC duplex, 5.5
mm in diameter.
A cable gland is integrated as part of the GigE optical fronthaul cable and seals the
SFP optical connectors inside the bulkhead of the iRM4451 to conform to an IP65
standard, completing the weatherproof seal.
The cable gland screws directly into the fronthaul port on the bottom of the iRM4451.
A gasket seals the cable gland at the fronthaul port. The sealing nut is then handtightened to complete the weatherproof seal.
6.1.3 Verify Operator-supplied grounding cable
The grounding cable and ground bonding hardware is supplied by the Operator. The
operator pre-assembles the grounding cable prior to routing to the iRM4451 .
However, the grounding terminal lug is supplied with the iRM4451 .
NOTE
The grounding cable to the iRM4451 should be 3.9 in (10 cm) longer
than other cables to the unit. This will maintain ground connection
should the cables be pulled off when the unit is extended beyond the
length of the cables.
iRM4451 RRH Product Description and Installation Guide
6-1
Installing the iRM4451
To install ground terminal lug:
1. Cut a 6 AWG (4.11 mm) stranded grounding cable the appropriate length for the
iRM4451 installation.
2. Strip away insulation from one end to expose 3/4 in (19 mm) of bare wire.
3. Crimp the dual-lug grounding terminal (supplied) to the cable using the specialpurpose crimp tool specified in Required tools on page 4-1 (or equivalent) as
directed by tool manufacturer instruction manual. Figure 6-12 shows an
assembled cable/lug assembly.
Figure 6-12 Grounding terminal lug assembled on grounding cable
6.2 Routing pre-assembled power/GigE optical fronthaul/grounding
cables
This procedures provides instructions for routing the pre-assembled –48 V dc power
cable, the GigE optical fronthaul cable, and the grounding cable to the iRM4451
mounting location before assembling components.
To route cables:
1. Route the cables from the iRM4451 installation location to cable sources as shown
in Figure 6-13.
6-2
iRM4451 RRH Product Description and Installation Guide
Installing the iRM4451
Figure 6-13 iRM4451 cable routing
2. Secure and dress all cables according to Operator local practice.
6.3 Installing the iRM4451 mounting bracket
This section provides the procedure for installing the iRM4451 on a mast/pole pipe, Vangle or H-angle, or mounting on a wall.
The iRM4451 can be installed on a pole/mast structure having the following
dimensions using the supplied mounting bracket assembly:
Pole/mast:2.36-4.49 in (60-114 mm)
U-frame:1.97-3.94 in (50-100 mm)
V-frame:1.97-3.94 in (50-100 mm)
iRM4451 RRH Product Description and Installation Guide
6-3
Installing the iRM4451
NOTE
The iRM4451 is shipped from the factory with the mounting plate preinstalled on the chassis as shown in Figure 6-14.
Figure 6-14 iRM4451 mounting plate
6.3.1 Mounting on a pole/mast
The following procedure provided instructions for mounting the iRM4451 on a pole/
mast using the supplied mounting bracket assembly.
To install mounting plate on a pole or mast:
1. Install the mounting bracket and mounting clamp onto the pole/mast with
mounting hardware as shown in Figure 6-15.
6-4
iRM4451 RRH Product Description and Installation Guide
Installing the iRM4451
Figure 6-15 Installing mounting bracket on a pole
NOTE
IMPORTANT! Maintain the parallel orientation of the clamp and bracket
while tightening the nuts. This will require alternating tightening the
nuts on each screw stud until the final torque is achieved.
6.3.2 Mounting on a wall
The following procedure provides instructions for mounting the iRM4451 to a wall or
other flat, vertical surface.
NOTE
The wall where the iRM4451 is to be mounted must be able to support
four times the weight of the unit. The unit can be mounted at a
deviation from vertical of ≤ 10°.
iRM4451 RRH Product Description and Installation Guide
6-5
Installing the iRM4451
NOTE
NOTE
The mounting clamp is not used when mounting the iRM4451 to a wall
or other flat surface. In addition, the M12 bolts supplied in the hardware
kit are not used for wall-mount applications.
The Operator must provide four (4) M12 anchors, designed for outdoor
use, that are compatible with the type structure on which the iRM4451
is to be installed.
To install mounting plate on a wall:
1. Determine the location where the mounting bracket is to be installed.
NOTE
The center-to-center distance for drilling holes to install the selected
anchor is 5.5 in (140 mm).
2. Using a tape measure and spirit level, mark where the anchor will be installed
using a center punch.
3. Drill the holes where the fastener will be installed on the wall using a drill bit sized
for the fastener.
4. Install the iRM4451 mounting bracket to the wall using the four (4) M12 anchor
bolts selected and supplied by the Operator, four (4) washers and four (4) lock
washers supplied with the mounting hardware.
5. Tighten the bolts as specified by the M12 anchor's manufacturer using a torque
wrench.
6.4 Hoisting the iRM4451 on elevated structures
Hoist line eye bolts are located on both sides and the top of the . The hoist line lift
points for the iRM4451 is shown in Figure 6-16.
An Operator-supplied 2-leg nylon lift sling is attached to the eye bolts and the
iRM4451 is lifted directly from the packing container to the mounting location. These
are the ONLY recommended points of attachment when hoisting the iRM4451 into
position on elevated structures. A tag line can be attached to either eye bolt to control
sway during the lift.
6-6
iRM4451 RRH Product Description and Installation Guide
Installing the iRM4451
NOTE
WARNING
Because of the differences Operator is responsible for determining an
industry-approved, safe method of hoisting the iRM4451 into position
onto elevated structures.
Be sure to follow all established Operator local practice and safety
precautions when hoisting the equipment on elevated structures.
Figure 6-16 Hoist line carabiner attachment point
6.5 Installing the iRM4451 on the mounting bracket
This section provides the procedure for installing the iRM4451 main unit on the
installed mounting bracket.
iRM4451 RRH Product Description and Installation Guide
6-7
Installing the iRM4451
To install iRM4451 on the mounting bracket:
1. Hang the iRM4451 chassis on the mounting bracket by aligning the mounting plate
tabs on the rear of the chassis to the mounting bracket slots (see Figure 6-17).
Figure 6-17 Aligning mounting plate tabs to mounting bracket
2. Lower iRM4451 onto the mounting bracket and align the tapped screw hole on top
of the mounting plate with the tapped screw hole on the mounting bracket.
3. There are two (2) M6 × 20 mm SEMS captive screws on the top of the mounting
plate. See Figure 6-17. Start threading the M6 screws into the mounting bracket
screws. Do NOT fully tighten.
4. Insert two (2) M4 × 20 mm SEMS screws into the screw holes on either side of the
mounting plate.
5. Tighten the M4 screws on the side 13.3 in-lb (1.5 Nm) using a torque wrench.
6. Tighten the M6 screws to 9 in-lb (1 Nm) using a torque wrench.
6.6 Connecting the grounding cable
This section provides the procedure for properly grounding the iRM4451 to an earth
grounding point. Verify that grounding cable/lug assembly is terminated at the other
end to a tested earth grounding point according to Operator local practice.
6-8
iRM4451 RRH Product Description and Installation Guide
Installing the iRM4451
To connect grounding cable:
1. Fasten the dual-hole grounding lug and cable assembly to the iRM4451 chassis
grounding posts using two (2) M5-0.8 screws and washers (supplied by Operator).
See Figure 6-18.
Figure 6-18 Connecting the grounding cable
2. Tighten the bolts to 2.4 ft-lb (3.2 Nm) using a torque screwdriver.
3.
4.
5.
6.
6.1 Connecting the RET cables
This section provides the procedure for connecting the RET cable to the RET
connector socket.
To connect RET cable:
1. Insert RET cable into keyed 8-pin RET socket on iRM4451.
2. Twist the ferrule of the RET connector clockwise until it audibly ‘clicks’ into the
locked position.
3.
4.
5.
6.
6.1 Connecting the GigE optical fronthaul cables
This section provides the procedure for connecting the GigE optical fronthaul cable to
the F1 or FH2 SFP connector sockets.
iRM4451 RRH Product Description and Installation Guide
6-9
Installing the iRM4451
To connect GigE optical fronthaul cables:
1. Remove the captive dust cover of the FH1 fiber optic cable entry port by turning
counterclockwise.
2. Remove the captive dust cover from the Huber + Suhner Q-XCO fiber optic cable
connector by simultaneously squeezing the lock latches on either side of the
quick-lock mating connector and turning the dust cover counterclockwise just past
where the arrows come into alignment and pull, gently but firmly.
3. Remove the four (4) dust plugs on each of the duplex fiber ends and retain for
future use.
4. Align the red arrow on the FH1 cable gland of the iRM4451 with the arrow on the
cable’s quick-lock connector and insert the Q-XCO fiber optic connector into the
FH1 bulkhead connector.
5. Twist the quick-lock connector clockwise until an audible ‘clicks’ is heard and the
arrows on the bulkhead connector and the cable connector are in alignment
indicating the connector is in the locked position.
6. If required, repeat step 1 through step 5 for the FH2 fiber optic cable entry port if
two Q-XCO fiber optic cables are used to daisy-chain or sidehaul to another
iRM4451.
NOTE
The fronthaul connections must be waterproofed using a self-fusing tape
made for that purpose. The application of the tape will vary by Operator,
so local practice will determine how the tape is applied. Refer to
Required tools on page 4-1.
6.1 Connecting the –48 V dc power cable
This section provide the procedure for connecting the –48 V dc power cable, with TE
CPC Series 5, 3-wire, circular power plug to the iRM4451 power input connector.
Recommended use type SOOW, 8/2, stranded copper conductor, indoor/outdoor,
round cable, wire rated at 600 V, or equivalent.
NOTE
Power to the –48 V dc power supply cable should be switched off at the
breaker before connecting to the iRM4451 power input connector.
To connect the dc power cable:
1. Plug the power cable plug into the power input receptacle labeled POWER located
on the bottom of the .
2. Secure the connection by hand tightening the coupling nut until you feel it ‘click’
into the locked position.
6-10
iRM4451 RRH Product Description and Installation Guide
Installing the iRM4451
NOTE
It is recommended that the –48 V dc power connection be waterproofed
using a self-fusing tape made for that purpose. The application of the
tape will vary by Operator, so local practice will determine how the tape
is applied.
3. Waterproof the connection by wrapping the connector with self-fusing tape (refer
to Required tools on page 4-1) according to Operator local practice.
6.2 Checking power
This section provides the procedure for verifying power to the iRM4451 is connected
correctly and operating normally.
NOTE
After applying –48 V dc power and verifying that the iRM4451 is
functioning properly, leave power to the unit ON.
To check power to the iRRU:
1. Switch ON the breaker (or insert the appropriate size and type of fuse) to provide
power to the iRM4451 .
2. Verify that the iRM4451 powers up as indicated by the LEDs on the side of the
iRM4451 lighting in the boot sequence provided in Table 3-5.
3. Leave power to the iRM4451 ON.
6.3 Installing the solar shield
This section provides the procedure for installing the solar shield on the iRM4451 .
DANGER
When installing the solar shield on the iRM4451 , be sure that you do
not crimp or crush the RF coaxial cables.
To install the solar shield:
1. Place the solar shield over the iRM4451 .
2. Align the solar shield over the four (4) screw holes in the iRM4451 .
3. Secure the solar shield with four (4) M5-8 x 10 mm screws.
4. Tighten the screws 62 in-lb (7 Nm) using a torque screwdriver.
iRM4451 RRH Product Description and Installation Guide
6-11
Installing the iRM4451
6-12
iRM4451 RRH Product Description and Installation Guide
Terms, Acronyms and Abbreviations
7Terms, Acronyms and Abbreviations
Term
Description
AWG
American Wire Gauge
AWS
Advanced Wireless Services
BBU
Baseband Unit
BOM
Bill of Materials
CBN
Common Bonding Network
CFR
Code of federal regulations
CPRI
Common Public Radio Interface
C-RAN
Cloud-Radio Access Network
DIN
Digital Input
EIPS
Electronics Industry Pallet Specification
EMS
Enterprise Management System
EN
Engineering Note
GPS
Global Positioning System
IEC
International Electrical Code
GigE
Gigabit Ethernet
iBBU
intelligent Baseband Unit
LED
Light Emitting Diode
RRH
Remote Radio Head
RET
Remote Antenna Tilt
RF
Radio Frequency
RX
Receive
iRM4451 RRH Product Description and Installation Guide
7-1
Terms, Acronyms and Abbreviations
Term
7-2
Description
SEMS
Screw and Washer Assemblies
SS
Stainless Steel
TX
Transmit
vBBU
virtual Baseband Unit
VDC or V dc
Voltage direct current
iRM4451 RRH Product Description and Installation Guide
iRM4451 installation overview
5 iRM4451 installation overview
This section provides an overview of the installation procedures and instructions for
installing the Altiostar Networks iRM4451 remote radio head.
All required cabling for grounding, power, fronthaul, RF and optional GPS, are supplied
by the Operator, as provided in the Site Installation Plan, and should already be preinstalled with drops to the iRM4451 remote radio head installation location, or
according Operator local practice.
5.1 Installation procedures
The following list describes the top-level iRM4451 installation procedures. You can instantly
navigate to any procedure by clicking on the procedure with the mouse.
•
Unpacking the shipping container on page 5-1
•
Verifying all parts received on page 5-2
•
Assembling cables on page 6-1
•
Verify Operator-supplied –48 V dc power cable on page 6-1
•
Verify Operator-supplied GigE optical cable on page 6-1
•
Verify Operator-supplied grounding cable on page 6-1
•
Routing pre-assembled power/GigE optical fronthaul/grounding cables on
page 6-2
•
Installing the iRM4451 mounting bracket on page 6-3
•
Mounting on a pole/mast on page 6-4
•
Mounting on a wall on page 6-5
•
Hoisting the iRM4451 on elevated structures on page 6-6
•
Installing the iRM4451 on the mounting bracket on page 6-7
•
Connecting the grounding cable on page 6-8
•
Connecting the RET cables on page 6-9
•
Connecting the –48 V dc power cable on page 6-10
•
Checking power on page 6-11
•
Installing the solar shield on page 6-11
5.2 Unpacking the shipping container
The following procedure describes removing the iRM4451 from the shipping container,
inspecting the contents for damage, and what to do if damage is found.
To unpack the shipping container:
1. Verify no shipping damage to box.
iRM4451 RRH Product Description and Installation Guide
5-1
iRM4451 installation overview
NOTE
It is important to report damage or material shortages to the shipping
carrier while a representative is on site. If concealed damage or material
shortages are found at a later time, contact the shipper to make
arrangements for inspection and claim filing.
2. Remove packing materials.
NOTE
The shipping materials can be recycled. In some regions or countries it
is mandatory that packing materials be recycled or re-purposed. Please
dispose of shipping material accordingly.
3. Remove equipment from packing material and inspect equipment for shipping
damage or missing items.
NOTE
If concealed damage or material shortages are found at a later time,
contact the shipper to make arrangements for inspection and claim
filing.
5.3 Verifying all parts received
Verify all parts listed in the accessory list in Table 5-9 were received.
Table 5-9 iRM4451 parts list
Qty
Part number
Part description
iRM4451:
5-2
509-0n-0001
n= 2
PCS, Band 2
n= 3
1800 MHz, Band 3
n= 4
AWS, Band 4
n= 5
2.6 GHz, Band 7
n= 6
AWS-1, Band 4
n= 7
AWS-3
340-00-0019
iRM4451 macrocell (main unit) assy., 4T4R
420-00-0030
Mounting clamp (metal, powder-coated)
420-00-0157
Mounting bracket (metal, powder-coated)
350-00-0020
Kit, mounting bracket hardware
iRM4451 RRH Product Description and Installation Guide
iRM4451 installation overview
Table 5-9 iRM4451 parts list
Qty
Part number
Part description
350-00-0009
Kit, accessory, grounding cable lug & nuts
350-00-0007
Kit, mounting hardware & screws
460-00-0014
Screw, M4-0.7 × 12 mm, cross-head pan, SEMS, SS
460-00-0020
Screw stud, M12-1.75 × 168 mm, SS
495-00-0001
Washer, flat, M12, max. 24 mm OD, SS
495-00-0002
Washer, split, M12, max. 24 mm OD, SS
445-00-0003
Nut, M12-1.75, SS
Dual-hole grounding lug, #6 AWG, 90 degree, 10 mm
bolt spacing, 24 mm length
Screw, crosshead pan, M5-0.8 × 10 mm, split/plain
washer, SEMS, SS
440-00-0033
460-00-0017
430-00-00xx
Solar shield
3+1
460-00-0017
Screw, sun shield mounting, M5-0.8 × 10 mm, crosshead pan, split/
plain washer, SEMS, SS
Standard equipment shipped pre-installed
420-00-0030
Mounting plate
Operator-acquired parts for pre-installation requirements
(min)
360-00-0119
DC cable assy., Tyco TE CPC Series connector, PN 788188-1
As specified per site
requirement
Huber + Suhner
09H02FG0-50-XA/882-L-NN
McMaster 3040T13T
or equiv.)
Power cable, 8 AWG min. (Alpha Wire PN 460819 or equiv.) (Operator
ordered to length according to site requirements)
Gigabit optical Ethernet FTTA, Q-XC0 feeder to LC duplex fronthaul
cable, 5.5 mm dia., NN=length in meters according to site requirement
Eyebolt, M8x1.25, 16 mm, SS (A third eyebolt can be used for control
line attachment)
iRM4451 RRH Product Description and Installation Guide
5-3
iRM4451 installation overview
5-4
iRM4451 RRH Product Description and Installation Guide

---

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