GB/T 7251.8-2020 English PDFUS$599.00 · In stock
Delivery: <= 6 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 7251.8-2020: (Low-voltage switchgear and control equipment - Part 8: General technical requirements for intelligent complete equipment) Status: Valid GB/T 7251.8: Historical versions
Basic dataStandard ID: GB/T 7251.8-2020 (GB/T7251.8-2020)Description (Translated English): (Low-voltage switchgear and control equipment - Part 8: General technical requirements for intelligent complete equipment) Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: K31 Word Count Estimation: 32,375 Date of Issue: 2020-11-19 Date of Implementation: 2021-06-01 Older Standard (superseded by this standard): GB/T 7251.8-2005 Regulation (derived from): National Standard Announcement No. 26 of 2020 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 7251.8-2020: (Low-voltage switchgear and control equipment - Part 8: General technical requirements for intelligent complete equipment)---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. (Low-voltage switchgear and control equipment-Part 8.General technical requirements for intelligent complete equipment) ICS 29.130.20 K31 National Standards of People's Republic of China Replace GB/T 7251.8-2005 Low-voltage switchgear and control equipment Part 8.General technical requirements for intelligent complete equipment 2020-11-19 released 2021-06-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee Table of contentsPreface Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 Symbols and abbreviations 3 5 Interface characteristics 3 6 Information 3 7 Conditions of use 3 8 Structural requirements 3 9 Performance requirements 7 10 Design verification 7 11 Routine Inspection 8 Appendix A (Normative Appendix) Additional requirements for complete sets of equipment using Modbus bus 9 Appendix B (Normative Appendix) Additional requirements for complete sets of equipment using DeviceNet bus 16 Appendix C (Normative Appendix) Additional requirements for complete sets of equipment using Ethernet/IP networks 19 Appendix D (Normative Appendix) Additional requirements for complete sets of equipment using Profibus-DP 25 Reference 28ForewordGB/T 7251 "Low-Voltage Switchgear and Control Equipment" is divided into the following 9 parts. ---Part 1.General Provisions; ---Part 2.Complete sets of power switch and control equipment; ---Part 3.Distribution board (DBO) operated by general personnel; ---Part 4.Special requirements for complete equipment (ACS) for construction sites; ---Part 5.Complete sets of power distribution equipment for public grids; ---Part 6.Bus trunk system (bus duct); ---Part 7.Complete sets of equipment for specific applications---such as docks, camping sites, market squares, electric vehicle charging stations; ---Part 8.General technical requirements for intelligent complete equipment; --- Part 10.Guidance on the provision of complete sets of equipment. This part is Part 8 of GB/T 7251. This section was drafted in accordance with the rules given in GB/T 1.1-2009. This part replaces GB/T 7251.8-2005 "General technical requirements for low-voltage switchgear and control equipment intelligent complete equipment begging". Compared with GB/T 7251.8-2005, the main technical changes in this part are as follows. ---Reorganized the overall structure; ---Modified the definition of the term "intelligent complete equipment" (see 3.1,.2005 edition of 3.1); ---Modified the communication mode, four remote functions, system configuration, system software requirements (see 8.2, 8.4.3, 8.4.4, 5.2,.2005 edition 5.4.3, 5.4.4); ---Modified the verification method, changed the type test and factory test to design verification and routine inspection (see Chapter 10 and Chapter 11,.2005 Chapter 7 of the edition); ---The additional requirements for complete sets of equipment using Modbus, DeviceNet, and Profibus in the appendix have been revised (see Appendix A, Appendix B, Appendix D, Appendix A, Appendix B, and Appendix C of the.2005 edition); ---Additional requirements for complete sets of equipment using ModbusTCP/IP mode (see Appendix A); ---Additional requirements for complete sets of equipment using Ethernet/IP mode (see Appendix C). This part was proposed by China Electrical Equipment Industry Association. This part is under the jurisdiction of the National Standardization Technical Committee for Low-Voltage Switchgear and Control Equipment (SAC/TC266). Drafting organizations of this section. Tianjin Electric Research Institute Co., Ltd., Soling Electric Co., Ltd., Rockwell Automation (China) Co., Ltd. Company, Tianjin Tianchuan Electric Control Equipment Testing Co., Ltd., Haige Electric (Huizhou) Co., Ltd., Hunan Electric Research Institute Co., Ltd., Wanke Electronics (Tianjin) Co., Ltd., Shenzhen Taion Energy Technology Co., Ltd., Jiangsu Yinjia Enterprise Group Co., Ltd., Shenzhen Power Supply Bureau Co., Ltd., Zhebao Electric (Hangzhou) Group Co., Ltd., Schneider Electric (China) Co., Ltd. Shanghai Branch, Taizhou, Zhejiang Province Equipment Co., Ltd., Hangzhou Power Equipment Manufacturing Co., Ltd. Yuhang Qunli Complete Electrical Manufacturing Branch, Shanghai Electrical Apparatus Research Institute (Group) Co., Ltd., Ningbo Yaohua Electric Technology Co., Ltd., Hangzhou Zhijiang Switch Co., Ltd., Cooper (Ningbo) Electric Co., Ltd., Zhejiang Jiangzhengtai Intelligent Electric Co., Ltd., Jiangsu Sfeier Electric Co., Ltd., Ningbo Aux High-Tech Co., Ltd., Hebei Zhuoyue Electric Co., Ltd., Hebei Shenke Electric Power Co., Ltd., Daquan Group Co., Ltd., Shanghai Zhezhong Electric Co., Ltd., Shandong Luyi Tongzhi Energy Electric Co., Ltd., Guangzhou Baiyun Electrical Equipment Co., Ltd., Dalian Huarui Heavy Industry Group Co., Ltd. Electric Control Equipment Factory, Xiangjiang Technology Co., Ltd., Dingsheng Group Co., Ltd., Shengdao (China) Electric Co., Ltd., Shanghai Youbang Electric (Group) Co., Ltd. Company, AIA Electric (Pinghu) Co., Ltd., Shanghai Baolin Electric Group Co., Ltd., Shenzhen Guanghui Electric Industrial Co., Ltd., Zhongtian Electric Technology Co., Ltd., Wenzhou Deyuan Electric Co., Ltd., Nanjing Daquan Electric Co., Ltd., Hongguang Electric Group Co., Ltd., Hebei Wobang Electric Power Technology Co., Ltd., Huiwang Electric Co., Ltd., Shenglong Electric Group Co., Ltd., Guangdong Zhongpeng Electric Co., Ltd., Jiangsu Huatong Electric Co., Ltd., Harbin Langsheng Electric Co., Ltd., Jiangsu Yineng Electric Co., Ltd., Zhejiang Sanchen Electric Co., Ltd., Jiang Su Haiwei Group Co., Ltd., China Inspection Institute of Quality and Technology Inspection and Testing Science Co., Ltd., Shanghai Huajian Switch Co., Ltd., Wankong Intelligent Manufacturing Co., Ltd. Co., Ltd., Shanghai Guangdian Electric (Group) Co., Ltd., Markwell (Guangzhou) Electric Co., Ltd., Huahao Testing Technology Co., Ltd., Shandong Hoyu Industrial Co., Ltd., Tianjin Tianchuan Electric Control and Power Distribution Co., Ltd. The main drafters of this section. Liu Jie, Wang Yang, Xue Bing, Song Weihong, Wang Peng, Du Jialin, Chen Kefu, Wang Fang, Luo Pingdong, Shen Lei, Hu Ran, Qiu Fangchi, Jiang Xiaodong, Chen Wei, Wang Xiaojie, Gao Junqing, Li Xinqiang, Liu Jiangang, Zhuang Yaoding, Hu Biao, Zhang Wenyu, Chen Donghua, Wang Huoyong, Xu Guanglu, Wang Jiatao, Chen Jinye, Dai Gang, Zhu Yanhui, Xu Kefeng, Li Yuanpeng, Zhang Jie, Zhang Xuefeng, Zhang Zikang, Ke Weiping, Wang Guoliang, Wang Shuai, Ma Zhiqiang, He Wei, Huang Haoyu, Wu Xilei, Yang Ruyou, Lin Zhonghua, Ma Hongliang, Xiao Fenglan, Xie Zhengxin, Wu Weihua, Zhao Yiping, Zhang Hongzhe, Wang Kuan, Guo Wei, Zhang Yuejin, Lou Yingchao, Wang Shuping, Zhang Zhenzong, Yu Jie, Wang Jie, Xiao Shaoying, Hu Chenguang, Han Dongming. The previous versions of the standards replaced by this part are as follows. ---GB/T 7251.8-2005. Low-voltage switchgear and control equipment Part 8.General technical requirements for intelligent complete equipment1 ScopeThis part of GB/T 7251 specifies the terms, definitions and use of intelligent complete equipment in low-voltage switchgear and control equipment. Conditions, structural requirements, performance requirements, verification requirements, etc. This section applies to intelligent models with rated voltage AC not exceeding 1000V, frequency not exceeding 1000Hz, and DC not exceeding 1500V A set of equipment.2 Normative referencesThe following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB/T 7251.1-2013 Low-voltage switchgear and control equipment Part 1.General GB/T 17626.2-2018 Electromagnetic compatibility test and measurement technology Electrostatic discharge immunity test GB/T 17626.4-2018 Electromagnetic compatibility test and measurement technology Electrical fast transient pulse group immunity test GB/T 17626.5-2019 Electromagnetic compatibility test and measurement technology surge (impact) immunity test GB/T 18858.3-2012 Low-voltage switchgear and control equipment controller-device interface (CDI) Part 3.DeviceNet GB/T 19582.2-2008 Industrial automation network specification based on Modbus protocol Part 2.Modbus protocol in series Implementation guidelines on the uplink GB/T 25919.1 Modbus Test Specification Part 1.Modbus Serial Link Conformance Test Specification GB/T 25919.2 Modbus Test Specification Part 2.Modbus Serial Link Interoperability Test Specification GB/T 35673-2017 Industrial communication network network and system security system security requirements and security levels IEC 61158 (all parts) Industrial communication network fieldbus specification IEC 61784 (all parts) Industrial communication network profile IEC 62591 Industrial network wireless communication network and communication protocol WirelessHARTTM IEC 62601 Industrial network wireless communication network and communication protocol WIA-PA IEC 62734 Industrial network wireless communication network and communication protocol ISA100.11a IEC 62948 Industrial network wireless communication network and communication protocol WIA-FA IEEE802.3 Information Technology System Telecommunications and Information Exchange Between Local Area Networks and Metropolitan Area Network Specific Requirements Part 3. Access method and physical layer specification of carrier sense multiple access (CSMA/CD) with collision detection ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 7251.8-2020_English be delivered?Answer: Upon your order, we will start to translate GB/T 7251.8-2020_English as soon as possible, and keep you informed of the progress. The lead time is typically 4 ~ 6 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 7251.8-2020_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 7251.8-2020_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+ countriesQuestion 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.Question 5: Should I purchase the latest version GB/T 7251.8-2020?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 7251.8-2020 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
