Home / Standards / GB 21455-2013 GB 21455-2013 Abolished The minimum allowable values of the energy efficiency and energy efficiency grades for variable speed room air conditioners 转速可控型房间空气调节器能效限定值及能效等级 Standard Type GB ICS 27.010 CCS F01 Status 废止 Issue Date 2013-06-09 Implementation 2013-10-01 Responsible Dept 国家标准委 Drafting Unit N/A