标准号:DIN EN 14622-2005
中文标准名称:防饮用水回流污染的装置.带圆形溢流口的气隙.F型A系列
英文标准名称:Devices to prevent pollution by backflow of potable water - Air gap with circular overflow (restricted) - Family A, type F; German version EN 14622:2005
标准类型:Q81
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:Q81
国际标准分类号:13.060.20;91.140.60
适用范围:This European standard specifies the characteristics and requirements of air gaps with circular overflow (restricted), Family A, type F, for nominal flow velocity not exceeding 3 m/s. Air gaps are devices for protection of potable water in water installations from pollution.#,,#