GB 50689-2011通信局（站）防雷与接地工程设计规范（英文版）

9.2 The Application Requirements of SPD

9.1 General Requirements

9 The Design of Lightning Over-Voltage Protection for Telecommunication Bureaus（Stations）

7.4 Others

7.1 General Requirements

7 The Lightning Protection and Earthing of Small Telecommunication Station

6.7 Internal Equipotential Bonding

6.6 The Lightning Protection of Earthing of GPS Antennas and Feeding Cable

6.4 The Earthing of Antenna and Feeding Cable

6.2 Earth Grid

6 The Lightning Protection and Earthing of Mobile Telecommunication Base Station

5.3 Broadband Access Sites

5.2 Access Network Station and Module Bureau

5.1 Exchange Bureau and Data Bureau

5 The Lightning Protection and Earthing of Cable Telecommunication Bureaus（Stations）

4.8 The Earthing of Other Facilities

4.6 The Earthing of Telecommunication Equipment

4.2 The Types of Earthing and Bonding

4.1 General Requirements

4 The Lightning Protection and Earthing of Comprehensive Telecommunication Building

3.14 The Earthing of Auxiliary Equipment in the Equipment Room

3.13 Power Distribution System

3.11 The Earthing of Centralized Monitoring System and Protection of the Interface

3.10 The Protection of Network Interface of Computer and Control Terminal Interface

3.9 The Layout Requirements of Earthing Conductor

3.6 Earthing Conductor

3.2 Composition of Earthing System

3.1 General Requirements

3 Basic Requirements

2 Terms

1 General Provisions

Instructions of Formulation

Explanation of Provisions

List of Quoted Standards

Explanation of Wording in This Code

Appendix G Lightning Protection Zones

Appendix F The Measurement of Earth Resistivity

Appendix E The Test of Earthing Resistance

Appendix D Mesh，Star and Star-Mesh Mixed Earthing System

Appendix C The Requirements of SPD Protection Mode

Appendix B The Nationwide Zoned Map of the Average Number of Thunderstorm Days in One Year

Appendix A The Statistics Tables of the Average Number of Thunderstorm Days in One Year on Major Cities

9.5 The Principles of Lightning Over-Voltage Protection Design for Computer Networks and Signal Cables

9.4 The Installation Requirements of Power SPD

9.3 The Principles of Lightning Over-Voltage Protection for the Power System in Telecommunication Bureaus（Stations）

9.2 The Application Requirements of SPD

9.1 General Requirements

9 The Design of Lightning Over-Voltage Protection for Telecommunication Bureaus（Stations）

8.2 The Lightning Protection and Earthing of Satellite Stations

8.1 The Lightning Protection and Earthing of Microwave Stations

8 The Lightning Protection and Earthing of Microwave and Satellite Stations

7.4 Others

7.3 Direct Lightning Protection

7.2 Earth Grid

7.1 General Requirements

7 The Lightning Protection and Earthing of Small Telecommunication Station

6.10 The Earthing of DC Power Distribution System for Telecommunication Equipment

6.9 The Earthing of Other Accessing Cables

6.8 The Handling of Earthing Connection and Indoor Earthing

6.7 Internal Equipotential Bonding

6.6 The Lightning Protection of Earthing of GPS Antennas and Feeding Cables

6.5 The Lightning Protection and Earthing of DC Remote Feeding System

6.4 The Earthing of Antenna and Feeding Cable

6.3 Direct Stroke Protection

6.2 Earth Grid

6.1 General Requirements

6 The Lightning Protection and Earthing of Mobile Telecommunication Base Station

5.5 The Earthing of DC Power Distribution System for Telecommunication Equipment

5.4 Fiber Cable Repeater Station

5.3 Broadband Access Sites

5.2 Access Network Station and Module Bureau

5.1 Exchange Bureau and Data Bureau

5 The Lightning Protection and Earthing of Cable Telecommunication Bureaus（Stations）

4.9 The Lightning Protection Design of Building

4.8 The Earthing of Other Facilities

4.7 The Earthing of Power Supply System

4.6 The Earthing of Telecommunication Equipment

4.5 The Earthing of the Cables Entering into Bureau

4.4 Earth Grid

4.3 The Types of Internal Equipotential Bonding

4.2 The Types of Earthing and Bonding

4.1 General Requirements

4 The Lightning Protection and Earthing of Comprehensive Telecommunication Building

3.15 The Lightning Protection and Earthing of Optical Fiber Cable

3.14 The Earthing of Auxiliary Equipment in the Equipment Room

3.13 Power Distribution System

3.12 The Layout of Cables in the Bureau

3.11 The Earthing of Centralized Monitoring System and the Interface Protection

3.10 The Protection of the Computer Network Interface and Control Terminal Interface

3.9 The Layout Requirements of Earthing Conductor

3.8 The Accessing Ways of Various Cables

3.7 The Types of Equipotential Bonding

3.6 Earthing Conductor

3.5 Main Earthing Conductor

3.4 Earthing Connection

3.3 Earth Electrode

3.2 Composition of Earthing System

3.1 General Requirements

3 Basic Requirements

2 Terms

1 General Provisions

Foreword

Announcement of the Ministry of Housing and Urban-Rural Development of the People s Republic of China

版权页

书名页

封面

封面

书名页

版权页

Announcement of the Ministry of Housing and Urban-Rural Development of the People s Republic of China

Foreword

1 General Provisions

2 Terms

3 Basic Requirements

3.1 General Requirements

3.2 Composition of Earthing System

3.3 Earth Electrode

3.4 Earthing Connection

3.5 Main Earthing Conductor

3.6 Earthing Conductor

3.7 The Types of Equipotential Bonding

3.8 The Accessing Ways of Various Cables

3.9 The Layout Requirements of Earthing Conductor

3.10 The Protection of the Computer Network Interface and Control Terminal Interface

3.11 The Earthing of Centralized Monitoring System and the Interface Protection

3.12 The Layout of Cables in the Bureau

3.13 Power Distribution System

3.14 The Earthing of Auxiliary Equipment in the Equipment Room

3.15 The Lightning Protection and Earthing of Optical Fiber Cable

4 The Lightning Protection and Earthing of Comprehensive Telecommunication Building

4.1 General Requirements

4.2 The Types of Earthing and Bonding

4.3 The Types of Internal Equipotential Bonding

4.4 Earth Grid

4.5 The Earthing of the Cables Entering into Bureau

4.6 The Earthing of Telecommunication Equipment

4.7 The Earthing of Power Supply System

4.8 The Earthing of Other Facilities

4.9 The Lightning Protection Design of Building

5 The Lightning Protection and Earthing of Cable Telecommunication Bureaus（Stations）

5.1 Exchange Bureau and Data Bureau

5.2 Access Network Station and Module Bureau

5.3 Broadband Access Sites

5.4 Fiber Cable Repeater Station

5.5 The Earthing of DC Power Distribution System for Telecommunication Equipment

6 The Lightning Protection and Earthing of Mobile Telecommunication Base Station

6.1 General Requirements

6.2 Earth Grid

6.3 Direct Stroke Protection

6.4 The Earthing of Antenna and Feeding Cable

6.5 The Lightning Protection and Earthing of DC Remote Feeding System

6.6 The Lightning Protection of Earthing of GPS Antennas and Feeding Cables

6.7 Internal Equipotential Bonding

6.8 The Handling of Earthing Connection and Indoor Earthing

6.9 The Earthing of Other Accessing Cables

6.10 The Earthing of DC Power Distribution System for Telecommunication Equipment

7 The Lightning Protection and Earthing of Small Telecommunication Station

7.1 General Requirements

7.2 Earth Grid

7.3 Direct Lightning Protection

7.4 Others

8 The Lightning Protection and Earthing of Microwave and Satellite Stations

8.1 The Lightning Protection and Earthing of Microwave Stations

8.2 The Lightning Protection and Earthing of Satellite Stations

9 The Design of Lightning Over-Voltage Protection for Telecommunication Bureaus（Stations）

9.1 General Requirements

9.2 The Application Requirements of SPD

9.3 The Principles of Lightning Over-Voltage Protection for the Power System in Telecommunication Bureaus（Stations）

9.4 The Installation Requirements of Power SPD

9.5 The Principles of Lightning Over-Voltage Protection Design for Computer Networks and Signal Cables

Appendix A The Statistics Tables of the Average Number of Thunderstorm Days in One Year on Major Cities

Appendix B The Nationwide Zoned Map of the Average Number of Thunderstorm Days in One Year

Appendix C The Requirements of SPD Protection Mode

Appendix D Mesh，Star and Star-Mesh Mixed Earthing System

Appendix E The Test of Earthing Resistance

Appendix F The Measurement of Earth Resistivity

Appendix G Lightning Protection Zones

Explanation of Wording in This Code

List of Quoted Standards

Explanation of Provisions

Instructions of Formulation

1 General Provisions

2 Terms

3 Basic Requirements

3.1 General Requirements

3.2 Composition of Earthing System

3.6 Earthing Conductor

3.9 The Layout Requirements of Earthing Conductor

3.10 The Protection of Network Interface of Computer and Control Terminal Interface

3.11 The Earthing of Centralized Monitoring System and Protection of the Interface

3.13 Power Distribution System

3.14 The Earthing of Auxiliary Equipment in the Equipment Room

4 The Lightning Protection and Earthing of Comprehensive Telecommunication Building

4.1 General Requirements

4.2 The Types of Earthing and Bonding

4.6 The Earthing of Telecommunication Equipment

4.8 The Earthing of Other Facilities

5 The Lightning Protection and Earthing of Cable Telecommunication Bureaus（Stations）

5.1 Exchange Bureau and Data Bureau

5.2 Access Network Station and Module Bureau

5.3 Broadband Access Sites

6 The Lightning Protection and Earthing of Mobile Telecommunication Base Station

6.2 Earth Grid

6.4 The Earthing of Antenna and Feeding Cable

6.6 The Lightning Protection of Earthing of GPS Antennas and Feeding Cable

6.7 Internal Equipotential Bonding

7 The Lightning Protection and Earthing of Small Telecommunication Station

7.1 General Requirements

7.4 Others

9 The Design of Lightning Over-Voltage Protection for Telecommunication Bureaus（Stations）

9.1 General Requirements

9.2 The Application Requirements of SPD