检测认证人脉交流通讯录
EN 14055 座便器以及小便器的冲洗水箱
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对应法规：EN 14055
CNAS认可项目：是 PR EN 14055 WC And Urinal Flushing Cistern （outlet valve only）座便器以及小便器的冲洗水箱 5 Requirements and test methods for class 1 products
1类产品5.2 Hydraulic and mechanical characteristics
水力机械性能Flush volume冲洗水量 Water-saving devices 节水产品 双冲水产品 Flush rate and impact force冲击力 5.2.4 Overflow 溢流位置 Inlet valve opening characteristics for water saving flushing Safety margin – Dimension “c” Backflow prevention, air gap, safety margin – Dimension “a” 防回流标记 C Outlet valve leaktightness出水口密封 Outlet valve reliability 排水阀可靠性测试 Operating force 开关操作力 Durability 耐久性测试 6 Functional requirements and test methods for class 2 products 6.2 Backflow prevention 防回流 Marking of flushing cistern 水箱标记 Warning pipe and overflow provision标记线 Flush volume
冲水Full flush全冲测试 Reduced flush半冲测试 Flush rate 流速 Physical endurance and leakage of flushing device耐久性能 Chemical endurance of flushing device化学耐久性 7 Requirements and test methods for class 3 products 7.2 Adjustment 8 Acoustic characteristics 声学测试
