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GB/T 45119-2024 English PDF

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US$599.00 · In stock
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GB/T 45119-2024: Technical requirement for insulation monitoring of low voltage power system in power plants and substations
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 45119-2024	599	Add to Cart	5 days	Technical requirement for insulation monitoring of low voltage power system in power plants and substations	Valid

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Basic data

Standard ID: GB/T 45119-2024 (GB/T45119-2024)
Description (Translated English): Technical requirement for insulation monitoring of low voltage power system in power plants and substations
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K80
Classification of International Standard: 29.080
Word Count Estimation: 30,327
Date of Issue: 2024-12-31
Date of Implementation: 2025-07-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 45119-2024: Technical requirement for insulation monitoring of low voltage power system in power plants and substations

---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.
ICS 29.080 CCSK80 National Standard of the People's Republic of China Insulation monitoring of low voltage power systems in power plants Technical requirements Released on 2024-12-31 2025-07-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Basic Requirements 2 4.1 Working Environment 2 4.2 Electrical performance 3 4.3 Communications and others 4 5 Monitoring requirements 4 5.1 Classification 4 5.2 Functional indicators 4 5.3 Main methods 7 6 Installation Acceptance 8 6.1 Inspection 8 6.2 Layout 10 6.3 Acceptance 10 7 Operation and Maintenance 12 7.1 Run 12 7.2 Maintenance 12 Appendix A (Normative) Environmental adaptability and electromagnetic compatibility requirements 14 Appendix B (Informative) Insulation monitoring of low voltage DC ungrounded systems 15 Appendix C (Informative) Insulation monitoring of low voltage AC ungrounded systems 17 Appendix D (Informative) Insulation monitoring of low voltage AC grounding systems 19 Reference 23

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 for standardization documents" Drafting. Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed and coordinated by the National Power System Plant Low Voltage Electricity Standardization Working Group (SAC/SWG21). This document was drafted by. State Grid Sichuan Electric Power Company Electric Power Research Institute, Guangdong Qianshun Technology Co., Ltd., Zhejiang Kechang Electronics Co., Ltd. Co., Ltd., State Grid Jibei Electric Power Co., Ltd. Electric Power Research Institute, Shenzhen Aotexun Electric Power Equipment Co., Ltd., State Grid Sichuan Province Power Company, State Grid Chongqing Power Company, Shourui (Tianjin) Electrical Equipment Co., Ltd., Zhiyang Innovation Technology Co., Ltd., State Grid Sichuan Integrated Energy Services Co., Ltd., Hebei Chuangke Electronic Technology Co., Ltd., China Datang Corporation Science and Technology Research Institute Co., Ltd., East China Electric Power Testing Institute, State Grid Hebei Electric Power Co., Ltd. Electric Power Science Research Institute, Dalian Lushun Power Electronic Equipment Co., Ltd., State Grid Tian Tianjin Electric Power Company, State Power Investment Corporation Science and Technology Research Institute Co., Ltd., China Southern Power Grid Research Institute Co., Ltd., Shenzhen Power Supply State Grid Corporation of China, State Grid Jibei Electric Power Co., Ltd., State Grid Liaoning Electric Power Co., Ltd. Electric Power Research Institute, Shenzhen Taiang Energy Technology Co., Ltd., Guangzhou Youwei Electronic Technology Co., Ltd., and Xuji Power Supply Co., Ltd. The main drafters of this document are. Luo Yang, Li Jing, Dong Hanbin, Fang Yuan, Xu Yufeng, Wang Fengren, Tian Jinhu, Zhang Chao, Fan Songhai, Li Shuqi, Yang Jing, Chen Shuxin, Chen Ying, Wu Chi, Ma Xiaomin, Ma Xinsheng, Nan Yin, Wang Jiayi, Nie Shugang, Li Yongxiang, Ma Yanqiang, Zhou Guangyuan, Wang Xuenan, Zhao Miao, Li Bingyu, Miao Shuguo, Zhao Jun, Liu Qin, Luo Wenke, Li Lijun, Wu Feifei, Xu Guangda, Yang Zhongliang, Wang Hong, Wang Yingming, Zhang Wanzheng, Liu Zhongxiang, Zhao Yinglong, Bao Chunfei, Luo Zhijun, Zheng Guoyong. Insulation monitoring of low voltage power systems in power plants Technical requirements

1 Scope

This document specifies the basic requirements, monitoring requirements, installation acceptance and operation and maintenance of low-voltage power systems in power plants and stations. Require. This document is applicable to the design, selection and installation of insulation monitoring of low voltage AC and DC power systems in power projects such as power plants, substations and converter stations. and use.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 2423.1-2008 Environmental testing for electric and electronic products Part 2.Test methods Test A. Low temperature GB/T 2423.2-2008 Environmental testing for electric and electronic products Part 2.Test methods Test B. High temperature GB/T 2423.5-2019 Environmental testing Part 2.Test method Test Ea and guidance. Impact GB/T 2423.10-2019 Environmental testing Part 2.Test methods Test Fc. Vibration (sinusoidal) GB/T 2900.1 Basic terms of electrical engineering GB/T 2900.33 Electrical terminology Power electronics technology GB/T 4365 Electrical terminology - Electromagnetic compatibility GB/T 17626.2 Electromagnetic compatibility test and measurement technology Electrostatic discharge immunity test GB/T 17626.3 Electromagnetic compatibility test and measurement technology Part 3.Radio frequency electromagnetic field radiation immunity test GB/T 17626.4 Electromagnetic compatibility test and measurement technology Electrical fast transient pulse group immunity test GB/T 17626.5 Electromagnetic compatibility test and measurement technology Surge (impact) immunity test GB/T 17626.6 Electromagnetic compatibility test and measurement technology - Immunity to conducted disturbances induced by radio frequency fields GB/T 17626.8 Electromagnetic compatibility test and measurement technology Power frequency magnetic field immunity test GB/T 17626.10 Electromagnetic compatibility test and measurement technology Damped oscillating magnetic field immunity test GB/T 17626.18 Electromagnetic compatibility test and measurement technology Damped oscillation wave immunity test DL/T 860 (all parts) Power automation communication networks and systems

3 Terms and definitions

The terms and definitions defined in GB/T 2900.1, GB/T 2900.33, GB/T 4365 and the following apply to this document. 3.1 Insulation monitoring insulationmonitoring Monitor and measure the insulation condition of busbars and branches to ground in low voltage AC and DC power supply systems. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 45119-2024_English be delivered?

Answer: Upon your order, we will start to translate GB/T 45119-2024_English as soon as possible, and keep you informed of the progress. The lead time is typically 3 ~ 5 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 45119-2024_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 45119-2024_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.