Home / Standards / GB/T 2099.7-2015 GB/T 2099.7-2015 Abolished Plugs and socket-outlets for household and similar purposes—Part 2-7：Particular requirements for cord extension sets 家用和类似用途插头插座 第2-7部分：延长线插座的特殊要求 Standard Type GBT ICS 29.120.30 CCS K30 Status 废止 Issue Date 2015-10-13 Implementation 2017-04-14 Responsible Dept 中国电器工业协会 Drafting Unit N/A