Home / Standards / GB 21519-2008 GB 21519-2008 Active Minimum allowable values of the energy efficiency and energy efficiency grades for electrical storage water heaters 储水式电热水器能效限定值及能效等级 Standard Type GB ICS 27.010 CCS F01 Status 现行 Issue Date 2008-04-01 Implementation 2008-11-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委