$29
This standard is the Chinese version electronic standard. After you successfully purchase, we will send the electronic version of this standard to your email address. If you have any question, please contact email: ChineseStandardsLibraryS001@gmail.com.
Minimum allowable values of energy efficiency and energy efficiency grades for AC-DC and AC-AC power supplies
Standard in brief
Scope of Application:
本文件规定了在220 V、50 Hz供电条件下将交流电压转换为低压直流(不大于60 V)或低压交流(不大于42.4 V)输出电压的电源(以下简称产品)的能效等级和能效限定值,描述了相应试验方法。
本文件适用于:
a) 额定输出功率不大于500 W的外部电源和额定输出功率不大于27.5 kW的微型计算机和服务器用嵌入式电源;
b) 带通用串行总线(USB)端口电源适配器的延长线插座、墙壁式插座和转换器的电源部分。
本文件不适用于除b)之外的以外部电源为辅助功能的组合式产品、带电池的组合式产品(含给独立电池充电的产品)、带无线充电功能的外部电源、以太网供电(POE)外部电源,也不适用于给工业用设备、交通工具、医疗器械供电的产品。
Basic information
Standard No:GB 20943-2025
Standard Name:交流-直流和交流-交流电源能效限定值及能效等级
English Name:Minimum allowable values of energy efficiency and energy efficiency grades for AC-DC and AC-AC power supplies
Standard Status:即将实施
Release Date:2007-05-21
Effective Date:2027-02-01
Language of Publication:中文简体
Standard Classification
ICS Number:27.010
CCS Number:F01
Related Standards
Referenced Standards:GB/T 8170
Publication Information
Number of pages:24
Number of words:35 K
Format:大16
Edition:1
Color Pages:0
Electronic Version:Yes
Color Images:No
Print Publication Date:2025-01-01
Standard Revision Information
Has Amendment:No
Other Information
Application Dept:国家市场监督管理总局、国家标准化管理委员会
Standard Type:CN
Standard Attribute:GB
Other Standard Number:20943
Management Organization:国家标准化管理委员会
Proposing Department:国家标准化管理委员会