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【英文标准名称】:Noncontrollablebackflowpreventerwithdifferentpressurezones-FamilyC,typeA
【原文标准名称】:不同压力区的非控制回流阻件.A型C族
【标准号】:BSEN14367-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2006-10-31
【实施或试行日期】:2006-10-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:反虹吸系统;定义;设计;尺寸;饮用水供给;隔离器;作标记;恒定负载;压力;压力变化;打印范围;特性;额定压力;规范(验收);测试;阀门;水常规;水压;给水
【英文主题词】:
【摘要】:Thisdocumentspecifiesthe:fieldofapplication;thedimensional,thephysico-chemical,thedesign,thehydraulic,themechanicalandtheacousticcharacteristicsofnon-controllablebackflowpreventerwithdifferentpressurezones,familyC,typeA,nominalsizesDN6toDN50,nominalpressurePN10.Itisapplicableto:?FamilyC,typeA,class"a"forgeneraluse:devicesofclass"a"shallbecapableofworking:atanypressureupto1MPa(10bar);withanypressurevariationupto1MPa(10bar);atasupplytemperaturelimitof65°Cand90°Cfor1h;?FamilyC,typeA,class"b"forspecificuse:devicesofclass"b"shallbecapableofworking:atanydownstreampressureupto0,3MPa(3bar);withanydownstreampressurevariationupto0,3MPa(3bar);Thedevicesofclass"b"havingspecifichydraulicandnoacousticrequirementsandaremeantforequippedfillingdevicesbuilt-inoneortwofunctionsboilers(heatingonlyorheatingandproductionofsanitationhotwater).Itconcernsboilerswitha70kWmaximumpowerandmaximumtemperatureof110°C.Itspecifiesalso:?testmethodsandrequirementsforverifyingthesecharacteristics;?marking;?presentationandthedelivery.
【中国标准分类号】:Q81
【国际标准分类号】:91_140_60
【页数】:36P;A4
【正文语种】:英语