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GB/T 39437-2020 English PDF

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GB/T 39437-2020: Technical specification for lightning protection of water supply and drainage system
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Basic data

Standard ID GB/T 39437-2020 (GB/T39437-2020)
Description (Translated English) Technical specification for lightning protection of water supply and drainage system
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard A47
Classification of International Standard 07.060
Word Count Estimation 32,384
Date of Issue 2020-11-19
Date of Implementation 2021-06-01
Regulation (derived from) National Standard Announcement No. 26 of 2020
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 39437-2020: Technical specification for lightning protection of water supply and drainage system


---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Technical specification for lightning protection of water supply and drainage system ICS 07.060 A47 National Standards of People's Republic of China Technical specification for lightning protection of water supply and drainage system 2020-11-19 released 2021-06-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Table of contents

Preface Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Basic requirements 4 5 Lightning protection for high-voltage systems and electrical systems 5 6 Lightning protection of automated instruments 8 7 Lightning protection in computer rooms of industrial control, network and communication systems 10 8 Lightning protection for process systems and special places 12 9 Inspection, maintenance and management 13 Appendix A (Normative Appendix) Urban planning category and water supply and drainage system scale category 14 Appendix B (informative appendix) Method for determining SPD discharge current value 15 Appendix C (Normative Appendix) Characteristics of protected equipment 18 Appendix D (informative appendix) Types of SPD for telecommunications and signal networks 20 Appendix E (informative appendix) SPD installation example 21 Appendix F (informative appendix) Lightning protection test items for water supply and drainage system 28 References 29

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed and managed by the China Meteorological Administration. Drafting organizations of this standard. Shenzhen Meteorological Service Center, Shenzhen Antebo Lightning Protection Technology Co., Ltd., Jiangxi Meteorological Service Center, Heilong Jiang Province Meteorological Disaster Prevention Technology Center, Shenzhen Water Affairs (Group) Co., Ltd., Chongqing Meteorological Safety Technology Center, Fujian Meteorological Disaster Defense Technology Center, Shaoxing Water System Co., Ltd., Shenzhen Institute of Standards and Technology, Shenzhen Water Planning and Design Institute Co., Ltd., Hangzhou Tian Lake Intelligent Technology Co., Ltd. The main drafters of this standard. Qiu Zongxu, Yang Yuexin, Shao Weiming, Yu Jianhua, Liang Youwei, Lu Dongbo, Yu Shuyu, Guo Hongbo, Zeng Jinquan, Xu Yongcan, Qin Binquan, Wu Xuyi, Luo Xin, Zhuang Hongbo, Zhang Chunlong, Su Linzhi, Zhang Guanghui, Cai Ran, Ping Yang, Li Gen, Ye Quanfang, Li Wenping. Technical specification for lightning protection of water supply and drainage system

1 Scope

This standard specifies the medium and high voltage system, electrical system, automation instrumentation, industrial control, network, communication system room, process The lightning protection requirements of the system and special places, and its detection, maintenance and management. This standard applies to lightning protection for new construction, expansion, reconstruction, and operation of water supply and drainage systems.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document. For undated references, the latest version (including all amendments) applies to this document. GB/T 18802.12-2014 Low Voltage Surge Protector (SPD) Part 12.Selection of Surge Protector for Low Voltage Distribution System And usage guidelines (IEC 61643-12.2008, IDT) GB/T 21431 Technical Specification for Testing of Building Lightning Protection Devices GB/T 28547-2012 Guidelines for the selection and use of AC metal oxide arresters (IEC 60099-5.2000, NEQ) GB/T 33588.3-2017 Lightning Protection System Components (LPSC) Part 3.Requirements for Isolation Discharge Gap (ISG) (IEC 62561-3.2012, IDT) GB 50057-2010 Code for lightning protection design of buildings GB/T 50064-2014 Design specification for overvoltage protection and insulation coordination of AC electrical installations GB 50303-2015 Construction Quality Acceptance Code for Building Electrical Engineering GB 50601-2010 Code for Construction and Quality Acceptance of Building Lightning Protection Engineering

3 Terms and definitions

The following terms and definitions defined in GB 50057-2010 apply to this document. For ease of use, the following is repeated Certain terms and definitions in GB 50057-2010. 3.1 Water supply and drainage system By the water purification plant (water plant), sewage treatment plant, pumping station and pipe network buildings, facilities, equipment and production-related power supply and distribution systems, A system composed of automation systems, data acquisition and monitoring systems. 3.2 Sewage treatment plant A factory that purifies the sewage that enters the urban sewage collection system. Note. Rewrite GB 18918-2002, definition 3.2. 3.3 Pump room Buildings or structures built with water pump units and auxiliary facilities to lift liquids. [GB/T 50125-2010, definition 2.0.58] 3.4 Pump station The general term for pump room and supporting facilities.

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