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GB/T 38833-2020: 240 V/336 V DC power system technical requirements and test methods for information and telecommunication
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 38833-2020 | English | 559 |
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240 V/336 V DC power system technical requirements and test methods for information and telecommunication
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GB/T 38833-2020
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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 | 30,356 | | Date of Issue | 2020-06-02 | | Date of Implementation | 2020-12-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 38833-2020 ImageGB/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.
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