User's Manual
Table Of Contents
- Preface
- Contents
- 1 Introduction
- 2 Safety requirements
- 3 Installation prerequisites
- 4 iRU4438 iRRH installation overview
- 5 Installing the iRU4438 iRRH
- 5.1 Assembling cables
- 5.2 Routing pre-assembled power/fronthaul Ethernet/grounding cables
- 5.3 Installing RF antennas on upper/lower omni-antenna brackets
- 5.4 Installing RF antenna cables
- 5.5 Installing the iRU4438 iRRH mounting bracket
- 5.6 Hoisting the iRU4438 iRRH on elevated structures
- 5.7 Installing the iRU4438 iRRH on the mounting bracket
- 5.8 Connecting the grounding cable
- 5.9 Connecting the fronthaul Ethernet cables
- 5.10 Connecting the 110/220 V ac power cable
- 5.11 Checking power
- 5.12 Installing the solar shield
- 6.13 Terms, Acronyms and Abbreviations
Safety requirements
iRU4438 iRRH Product Descripton and Installation Guide 2-3
• 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.
WARNING
WARNING
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.
WARNING
WARNING
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.
• 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 power switch or breaker, by removing the fuse(s), or
switching off the load disconnect switch at the distribution panel
(whichever apply) before performing service or maintenance.
CAUTION
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.