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GB/T 41089-2021: Technical specification for isolated lightning protection of electronic system based on lightning nowcasting and warning
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Technical specification for isolated lightning protection of electronic system based on lightning nowcasting and warning
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GB/T 41089-2021
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Basic data | Standard ID | GB/T 41089-2021 (GB/T41089-2021) | | Description (Translated English) | Technical specification for isolated lightning protection of electronic system based on lightning nowcasting and warning | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | M04 | | Word Count Estimation | 12,114 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 41089-2021: Technical specification for isolated lightning protection of electronic system based on lightning nowcasting and warning
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Technical specification for isolated lightning protection of electronic system based on lightning nowcasting and warning
ICS 91:120:40
CCSM04
National Standards of People's Republic of China
Based on lightning imminent warning
Technical specification for isolation and lightning protection of electronic systems
Published on 2021-12-31
2022-07-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration
directory
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Basic requirements 2
5 Methods and processes 2
6 Effect evaluation 4
Appendix A (Normative) Signal Isolators 6
Appendix B (Informative) Lightning Imminent Warning Level 7
Reference 8
foreword
This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules of Standardization Documents"
drafted:
Please note that some content of this document may be patented: The issuing agency of this document assumes no responsibility for identifying patents:
This document is proposed and managed by the National Lightning Protection Standardization Technical Committee (SAC/TC258):
This document is drafted by: Fujian Meteorological Disaster Prevention Technology Center, State Grid Electric Power Research Institute Wuhan Nanrui Co:, Ltd:,
Hebei Lightning Protection and Disaster Reduction Association, Jiangxi Meteorological Service Center, Guangxi Zhuang Autonomous Region Lightning Protection Center, Tianjin Zhongli Lightning Protection Technology Co:, Ltd:,
Chongqing Lightning Protection Center, Zhangzhou Meteorological Bureau of Fujian Province, Wenzhou Meteorological Bureau, Zhejiang Jusen Testing Technology Co:, Ltd:, Shanghai Geotechnical Engineering Inspection
Testing Center, Shanghai Chenhui Technology Co:, Ltd:, China Association for Standardization:
The main drafters of this document: Zeng Jinquan, Zhu Biao, Gu Shanqiang, Wu Mengheng, Yu Jianhua, Yao Ximei, Yuan Yue, Lao Wei, Liu Bing, Cheng Hao, Sun Weiwei,
Xu Wei, Lin Ximeng, Zhi Yaoling, Zheng Haixiang, Hao Yinbo, Wu Hairong, Xu Jiongcan, Yuan Xuhua:
Based on lightning imminent warning
Technical specification for isolation and lightning protection of electronic systems
1 Scope
This document specifies the basic requirements, methods, procedures and effect evaluation of electronic system isolation lightning protection based on lightning imminent warning:
This document applies to the isolation and lightning protection of low-voltage distribution lines and signal lines in electronic systems:
This document does not apply to scenarios where there is no backup power supply and continuous operation is required:
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, dated citations
documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to
this document:
GB/T 13997 2048kbit/s, 8448kbit/s, 34368kbit/s, 139264kbit/s optical transceiver technical requirements
GB/T 14048:3-2017 Low-voltage switchgear and controlgear-Part 3: Switches, isolators, isolating switches and fuse sets
Combiner
GB/T 17626:5 Electromagnetic Compatibility Test and Measurement Technology Surge (Shock) Immunity Test
GB/T 21714:3 Lightning Protection Part 3: Physical Damage to Buildings and Danger to Life
GB/T 21714:4 Lightning Protection Part 4: Electrical and Electronic Systems in Buildings
GB/T 38121-2019 Lightning Protection Thunderstorm Warning System
3 Terms and Definitions
The following terms and definitions apply to this document:
3:1
Lightning nowcastingandwarning
Alerts the target area and surrounding areas for the occurrence of lightning in a period of time in the future:
3:2
electronic systemelectronicsystem
Systems containing sensitive electronic components such as communications equipment, computers, control and instrumentation systems, radio systems, power electronics:
[Source: GB/T 21714:1-2015, 3:29]
3:3
targetarea
The geographic area where early warning is required to aid decision-making and take preventive measures before lightning-related events occur in that area:
[Source: GB/T 38121-2019, 3:1:24]
3:4
isolation
The ability to disconnect all power sources with sufficient clearance for safety reasons:
[Source: GB/T 17045-2020, 3:41]
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