HOME   Cart(0)   Quotation   About-Us Tax PDFs Standard-List Powered by Google www.ChineseStandard.net Database: 189760 (5 Jul 2025)

GB/T 38833-2020 English PDF

US$559.00 ยท In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 38833-2020: 240 V/336 V DC power system technical requirements and test methods for information and telecommunication
Status: Valid
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 38833-2020English559 Add to Cart 5 days [Need to translate] 240 V/336 V DC power system technical requirements and test methods for information and telecommunication Valid GB/T 38833-2020

PDF Samples

Basic data

Standard ID GB/T 38833-2020 (GB/T38833-2020)
Description (Translated English) 240 V/336 V DC power system technical requirements and test methods for information and telecommunication
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard M41
Classification of International Standard 29.200
Word Count Estimation 30,374
Date of Issue 2020-06-02
Date of Implementation 2020-12-01
Issuing agency(ies) State Administration for Market Regulation, National Standardization Administration

Similar standards

YD/T 1092   YD/T 2165   YD/T 777   GB/T 26263   GB/T 26260   

GB/T 38833-2020: 240 V/336 V DC power system technical requirements and test methods for information and telecommunication


---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 requirements and test methods for 240V/336V DC power supply system for information communication) ICS 29.200 M41 National Standards of People's Republic of China 240V/336V DC power supply for information communication System technical requirements and test methods 2020-06-02 release 2020-12-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Contents

Foreword I 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Composition and classification 2 5 Technical requirements 3 6 Test method 10 7 Inspection rules 22 8 Marking, packaging, transportation and storage 24 Appendix A (informative appendix) Reference value of the rated output power corresponding to the rated output current of the rectifier 25 Appendix B (Informative Appendix) System Configuration 26 Appendix C (Informative Appendix) System Power Supply Architecture Application Guide 27

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that some content of this document may involve patents. The issuer of this document does not assume responsibility for identifying these patents. This standard was proposed by the Ministry of Industry and Information Technology of the People's Republic of China. This standard is under the jurisdiction of the National Communications Standardization Technical Committee (SAC/TC485). This standard was drafted by. Hangzhou Zhongheng Electric Co., Ltd., China Information and Communication Research Institute, China Telecom Group Corporation, China Mobile Communications Group Corporation, China United Network Communications Group Co., Ltd., China Mobile Communications Group Design Institute Co., Ltd., Jiangsu Post and Telecommunications Planning Design Institute Co., Ltd., ZTE Corporation, Emerson Network Energy Co., Ltd., Alibaba (China) Co., Ltd., Shenzhen Shenzhen Tencent Computer System Co., Ltd., Beijing Baidu Wangxun Technology Co., Ltd., Best Group Co., Ltd., Xiamen Kehua Hengsheng Co., Ltd., Zhongda Dentsu Co., Ltd., Beijing Power Source Technology Co., Ltd., Dongguan Mingpu Optomagnetic Co., Ltd., Shanghai Hailiangxin Electric Co., Ltd., Beijing Renmin Electric Appliance Co., Ltd., Sichuan Huafeng Enterprise Group Co., Ltd., Xinhua III Technology Co., Ltd. Division, Shenzhen Jinweiyuan Technology Co., Ltd., Huawei Technologies Co., Ltd., Guangdong Zhicheng Champion Group Co., Ltd. The main drafters of this standard. Xu Feifei, Zhu Yibo, Yu Bin, Qi Shuguang, Hou Fuping, Li Yusheng, Liu Zhenghai, Peng Guangxiang, Zhu Guanfeng, Xie Fenghua, Julie, Liu Shuiwang, Li Dianlin, Yi Bin, Xie Yonghua, Huang Zhanjiangyong, Pan Zheyi, Rong Pan, Ye Zihong, Wang Jingui, Wang Xuenan, Hu Sheng, Yang Ping, Yan Xiping, Jiang Zhengdong, Ma Yushan. 240V/336V DC power supply for information communication System technical requirements and test methods

1 Scope

This standard specifies the composition and classification, technical requirements, 240V/336V DC power supply system for information communication (hereinafter referred to as the system), Test methods, inspection rules, signs, packaging, transportation and storage. This standard applies to 240V/336V DC power supply system for information communication.

2 Normative references

The following documents are essential for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document. GB/T 191 Icon mark for packaging, storage and transportation GB/T 762-2002 standard current level GB/T 2423.1-2008 Environmental testing for electrical and electronic products Part 2.Test methods Test A. Low temperature GB/T 2423.2-2008 Environmental testing for electrical and electronic products Part 2.Test methods Test B. High temperature GB/T 2423.3-2016 Environmental Test Part 2.Test Method Test Cab. Constant Damp Heat Test GB/T 2423.10-2019 Environmental Test Part 2.Test Method Test Fc. Vibration (Sinusoidal) GB/T 2829-2002 Sampling procedures and tables for periodic inspection counting (applicable to the inspection of process stability) GB/T 3859.2 General requirements for semiconductor converters and grid commutation converters Part 1-2.Application guidelines GB/T 3873-1983 General technical conditions for communication equipment product packaging GB/T 4208 enclosure protection level (IP code) GB 4943.1-2011 Information Technology Equipment Safety Part 1.General Requirements GB/T 5169.16-2017 Fire hazard testing for electrical and electronic products. Part 16.Test flame 50W horizontal and vertical fire Flame test method GB/T 9254-2008 Information technology equipment radio disturbance limits and measurement methods GB/T 17626.2-2018 Electromagnetic Compatibility Test and Measurement Technology Electrostatic Discharge Immunity Test GB/T 19666-2005 General rules for flame-retardant and fire-resistant wires and cables

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 240V/336V DC power supply system for information communication 240V/336VDC power supply system for information andtelecommunication The nominal voltage is 240V or 336V, which can be used in the DC power supply system of information communication equipment. 3.2 Suspendedmode The positive and negative poles of the DC output of the system are not directly grounded.
......