【英文标准名称】:Devicestopreventpollutionbybackflowofpotablewater-Mechanicaldisconnector,hydraulicactuated-FamilyG,typeB
【原文标准名称】:防饮用水回流污染装置.液压驱动机械分离器.B型G系列
【标准号】:BSEN13434-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2007-07-31
【实施或试行日期】:2007-07-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:反虹吸系统;回流;定义;设计;饮用水供给;流动;隔离器;作标记;材料;公称宽度;恒定负载;物理化学;管拆分;饮用水;压力;压力变化;打印范围;性能;额定压力;保安系统;规范(验收);测试;阀门;水常规;给水
【英文主题词】:Anti-siphonagesystems;Backflow;Definition;Definitions;Design;Drinkingwatersupply;Flows;Isolators;Marking;Materials;Nominalwidths;Permanentload;Physicalchemistry;Pipedisconnectors;Potablewater;Pressure;Pressurevariation;Print-span;Properties;Ratedpressure;Safeguardingsystems;Specification(approval);Testing;Valves;Waterpractice;Watersupply
【摘要】:ThisEuropeanStandardspecifies,thedimensional,thephysico-chemical,thedesign,thehydraulic,themechanicalandtheacousticcharacteristicsofmechanicaldisconnector,hydraulicactuatedFamilyG,typeB.ThisEuropeanStandardisapplicabletomechanicaldisconnectorshydraulicactuatedinnominalsizesDN8uptoDN250,intendedtopreventthereturnofwaterhavinglostitsoriginalsanitaryanddrinkingqualities(called"pollutedwater"inthisEuropeanStandard),intothepotablewaterdistributionsystemwheneverthepressureofthelatteristemporarilylowerthaninthepollutedcircuit.ThisEuropeanStandardcoversthemechanicaldisconnectorshydraulicactuatedofPN10thatarecapableofworkingwithoutmodificationoradjustment:?atanypressureupto1MPa(10bar);?withanypressurevariationupto1MPa(10bar);?inpermanentdutyatalimittemperatureof65°Cand90°Cfor1hmaximum.Itspecifiesalsothetestmethodsandrequirementsforverifyingthesecharacteristics,themarkingandthepresentationatdelivery.
【中国标准分类号】:Q81
【国际标准分类号】:13_060_20;23_060_50
【页数】:32P.;A4
【正文语种】:英语