[国外标准] JIS C9219-2009 Electric storage tank water heaters(Amendment 1)
[国外标准] JIS C9219-2005 贮水式电水加热器
[国外标准] JIS C9219-2011 貯湯式電気温水器
[国外标准] JIS C9219-2010 贮水式电水加热器(修改件2)