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DN98621958
Issue 3-0 en
Nokia MetroSite EDGE Base Station
Warnings and Cautions
© Nokia Corporation
Nokia Proprietary and Confidential
Internal Copy
1 (30)

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   Summary of Contents for Nokia MetroSite

  • Page 1 Nokia MetroSite EDGE Base Station Warnings and Cautions Internal Copy DN98621958 © Nokia Corporation 1 (30) Issue 3-0 en Nokia Proprietary and Confidential...
  • Page 2 This documentation is intended for the use of Nokia's customers only for the purposes of the agreement under which the documentation is submitted, and no part of it may be reproduced or transmitted in any form or means without the prior written permission of Nokia.
  • Page 3 Hereby, Nokia Corporation, declares that this product is in compliance with the essential requirements and other relevant provisions of Directive: 1999/5/EC. 0523 The product is marked with the CE marking and Notified Body number according to the Directive 1999/5/EC FCC §15.21 - Information to user - This product is used as an intentional radiated equipment and any changes or modifications on the equipment without any approval...
  • Page 4 Warnings and Cautions Internal Copy 4 (30) © Nokia Corporation DN98621958 Nokia Proprietary and Confidential Issue 3-0 en...
  • Page 5: Table Of Contents

    3.1.5 Electro-static discharge protection 24 BTS power supply 26 3.2.1 AC and DC connectors 26 3.2.2 Grounding of AC power supply units 27 Index 29 Internal Copy DN98621958 © Nokia Corporation 5 (30) Issue 3-0 en Nokia Proprietary and Confidential...
  • Page 6: List Of Tables

    Warnings and Cautions List of tables Table 1. Description for distance calculations in controlled and uncontrolled environments Table 2. Safety distance calculation example Internal Copy 6 (30) © Nokia Corporation DN98621958 Nokia Proprietary and Confidential Issue 3-0 en...
  • Page 7: List Of Figures

    Beryllium Oxide label 17 Figure 5. Hot surface label 24 Figure 6. Electro-static sensitive device label 25 Figure 7. Using the antistatic wrist strap 26 Internal Copy DN98621958 © Nokia Corporation 7 (30) Issue 3-0 en Nokia Proprietary and Confidential...
  • Page 8 Warnings and Cautions Internal Copy 8 (30) © Nokia Corporation DN98621958 Nokia Proprietary and Confidential Issue 3-0 en...
  • Page 9 GSM references to the title and body text • added EC marking • changed maximum power in Table 2 to 5W Version 3, 30 June 2001: • updated for EDGE Internal Copy DN98621958 © Nokia Corporation 9 (30) Issue 3-0 en Nokia Proprietary and Confidential...
  • Page 10 Warnings and Cautions Internal Copy 10 (30) © Nokia Corporation DN98621958 Nokia Proprietary and Confidential Issue 3-0 en...
  • Page 11: About This Document

    About this document This document details the safety precautions to be followed when working with the Nokia MetroSite EDGE Base Station. The instructions in Nokia MetroSite EDGE Base Station: Installation and Nokia MetroSite EDGE Base Station: Maintenance must be followed when installing the Nokia MetroSite EDGE Base Station and performing any maintenance on it.
  • Page 12 Warnings and Cautions Internal Copy 12 (30) © Nokia Corporation DN98621958 Nokia Proprietary and Confidential Issue 3-0 en...
  • Page 13: Warnings

    Dangerous voltage Potentially lethal voltages are present within this system. For more information on grounding and on the power supply, refer to Nokia MetroSite EDGE Base Station: Requirements for Installation and Operation. The symbol shown in Figure 1 denotes dangerous voltage. The Nokia MetroSite EDGE Base Station is labelled with this symbol.
  • Page 14: Figure 1. Dangerous Voltage Symbol

    There is a possibility of surge voltage through the transmission lines in the case of lightning. WARNING Connect the Nokia MetroSite BTS to the main grounding busbar of the site! Electrical currents from power and communication cables is dangerous. Internal Copy 14 (30) ©...
  • Page 15: Figure 2. Stand-by Symbol On The Power Supply Unit

    AC or DC power outlet is disconnected! WARNING The power switch of the Nokia MetroSite EDGE Base Station does not disconnect it from the power network (AC/DC). The power switch of the Nokia MetroSite EDGE Base Station power supply unit has two positions: ON and stand-by.
  • Page 16: Weight

    Weight WARNING The Nokia MetroSite EDGE Base Station weighs 28 to 40 kg (62 to 88 lb) depending on the number of TRXs. Lifting of the fully equipped BTS requires at least two people. High temperatures The symbol shown in Figure 3denotes a hot surface.
  • Page 17: Toxic Hazards

    60° to 70°C (140° to 158°F). Toxic hazards 2.5.1 Beryllium oxide The Nokia MetroSite EDGE Base Station uses beryllium oxide (BeO), which can be harmful to human health. Beryllium oxide is used in: • Power amplifiers •...
  • Page 18: Electromagnetic Fields And Rf Power

    Electromagnetic fields and RF power The Nokia MetroSite EDGE Base Station generates electromagnetic radiation. This can exceed safety levels very close to the antennas. Personnel must observe the general guidelines presented in Section 2.6.1, and apply the minimum distance calculation formula presented in Section 2.6.2.
  • Page 19: Formula For Minimum Safety Distances

    Warnings WARNING Do not install the Nokia MetroSite EDGE Base Station or its antennas in areas where there is a potential risk for interference with inadequately shielded medical equipment, such as life supporting devices, hearing aids or other electrically or magnetically sensitive devices!
  • Page 20 [MHz] 1800 1900 Maximum TX power Minimum losses: cable L [dB] Maximum antenna gain (dependent on user G [dB] choices) * CENELEC prestandard ENV50166-2 Internal Copy 20 (30) © Nokia Corporation DN98621958 Nokia Proprietary and Confidential Issue 3-0 en...
  • Page 21 0.3 m 0.2 m 0.2 m (0.66 ft) Safety distance / Uncontrolled environment 0.6 m 0.4 m 0.4 m (1.32 ft) * CENELEC prestandard ENV50166-2 Internal Copy DN98621958 © Nokia Corporation 21 (30) Issue 3-0 en Nokia Proprietary and Confidential...
  • Page 22 Warnings and Cautions Internal Copy 22 (30) © Nokia Corporation DN98621958 Nokia Proprietary and Confidential Issue 3-0 en...
  • Page 23: Cautions

    • maintain traceability • protect the units against static electricity Caution Handle the Nokia MetroSite EDGE Base Station with care. Do not drop the base station or the package containing it. 3.1.2 Weight Caution Persons in charge of the transportation and installation of the Nokia MetroSite EDGE Base Station must note that a fully equipped Nokia MetroSite base station weighs 28 to 40 kg (62 to 88 lb).
  • Page 24: Heat Management

    During operation, the interior of the Nokia MetroSite EDGE Base Station may reach high temperatures (60° to 70°C). The power supply unit of the Nokia MetroSite EDGE Base Station carries a hot surface label, as shown in Figure 5. Figure 5.
  • Page 25: Figure 6. Electro-static Sensitive Device Label

    A wrist strap creates an equipotential electrical connection between the object and the human. The Nokia MetroSite EDGE Base Station has a grounding point (ESD stud) to which a wrist strap must be connected. The wrist strap should be used and connected to the ESD stud as shown in Figure 7.
  • Page 26: Bts Power Supply

    Ensure the correct polarity. Incorrect polarity causes damage to the equipment. Caution The Nokia MetroSite BTS power switch does not disconnect the base station from the power network (AC or DC). The separate main switch on the site is considered to be the power disconnect device for safety and service purposes.
  • Page 27: Grounding Of Ac Power Supply Units

    Do not connect AC or DC power until you have verified that the line voltage is correct! 3.2.2 Grounding of AC power supply units Caution Ensure that the Nokia MetroSite EDGE Base Station is connected to a grounded power outlet! Internal Copy DN98621958 © Nokia Corporation...
  • Page 28 Warnings and Cautions Internal Copy 28 (30) © Nokia Corporation DN98621958 Nokia Proprietary and Confidential Issue 3-0 en...
  • Page 29: Index

    (ESD) protection grounding heat control power switch safety distance calculation safety distances stand-by mode storage toxic hazards transportation Internal Copy DN98621958 ©Nokia Corporation 29 (30) Issue 3-0 en Nokia Proprietary and Confidential...
  • Page 30 Warnings and Cautions Internal Copy 30 (30) © Nokia Corporation DN98621958 Nokia Proprietary and Confidential Issue 3-0 en...

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