ANSI/NEMA AB42000-2002 商用和工业用模压箱式断路器的检验和保护维修导则

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【英文标准名称】:GuidelinesforInspectionandPreventiveMaintenanceofMoldedCaseCircuitBreakersUsedinCommercialandIndustrialApplications
【原文标准名称】:商用和工业用模压箱式断路器的检验和保护维修导则
【标准号】:ANSI/NEMAAB42000-2002
【标准状态】:作废
【国别】:美国
【发布日期】:2002-01
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:circuitbreakers;electricalengineering;instructionsforinspection;commercial;preventivemaintenance
【摘要】:
【中国标准分类号】:K43
【国际标准分类号】:29_120_50
【页数】:
【正文语种】:英语


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【英文标准名称】:Machineryforforestry-Self-propelledmachinery-Safetyrequirements
【原文标准名称】:林业机械.自行式机械.安全要求
【标准号】:ISO11850-2003
【标准状态】:作废
【国别】:国际
【发布日期】:2003-03
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC23
【标准类型】:()
【标准水平】:()
【中文主题词】:自走式;林业设备;农业机械;事故预防;文献工作;林业;工作场所安全;安全要求
【英文主题词】:Accidentprevention;Agriculturalmachines;Forestry;Forestryequipment;Operationalinstructions;Safetyrequirements;Self-propelled;Workplacesafety
【摘要】:ThisInternationalStandardspecifiessafetyrequirementsforcommondesignaspectsofmobile,ride-on,self-propelledforestrymachines.Itisapplicabletofellers,bunchers,delimbers,forwarders,logloaders,skidders,processors,harvesters,andmulti-functionversionsofthesemachinetypes,asdefinedrnISO6814.Itisnotapplicabletotheoptionalattachmentsforthesemachines.Itcoverscertainhazardscommontoforestrymachinery,butdoesnot,asastandardthataddressescommonrequirements,dealwithallthehazards(noise,vibration,thrownobjects,etc.)whichcouldexistonaparticularmachine.Itsusewillthereforenotalonebesufficienttocoverallsignificantrisksforamajorityofmachines.
【中国标准分类号】:B95
【国际标准分类号】:65_060_80
【页数】:11P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforWaterPenetrationofExteriorMetalRoofPanelSystemsbyUniformStaticAirPressureDifference
【原文标准名称】:采用均匀静态空气压差分析外部金属屋面板系统防水漏性能的标准试验方法
【标准号】:ASTME1646-1995(2003)
【标准状态】:现行
【国别】:
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E06.57
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:漏泄试验;板;灰泥;建筑工程;压力试验;试验;均匀静态空气压差;均匀静态空气压差;蓄水屋面;雨;屋面板;侧边搭接;边缝;铺屋顶用的编织的柳条或榛树枝;均匀静态空气压差;结构建筑材料;热膨胀;水漏性;空气压力试验;外部金属屋面板系统;屋顶和防水材料;水;材料
【英文主题词】:air;airpressure;leakage;mastic;metal;panel;ponding;rain;roof;roofpanel;pressure;sidelap;sideseam;static;structural;thermalexpansion;water;waterleakage;waterpenetration;water-spray
【摘要】:Thistestmethodisastandardprocedurefordeterminingtheresistancetowaterpenetrationunderuniformpositivestaticairpressuredifferences,andsimulateswinddrivenrainimposedonsidelapsandrainthatisfreetodrainwhilebuildingawaterheadasitflows.Theslopeoftheroofissignificant.Thesefactorsshallbefullyconsideredpriortospecifyingthetestpressuredifference.Note18212;Inapplyingtheresultsoftestsbythismethod,notethattheperformanceofarooforitscomponents,orboth,maybeafunctionofproperinstallationandadjustment.Inservice,theperformancealsodependsontherigidityofsupportingconstruction,roofslope,andontheresistanceofcomponentstodeteriorationbyvariouscauses:corrosiveatmosphere,aging,ice,vibration,thermalexpansionandcontraction,etc.Itisdifficulttosimulatetheidenticalcomplexwettingconditionsthatcanbeencounteredinservice,includinglargewind-blownwaterdrops,increasingwaterdropimpactpressureswithincreasingwindvelocity,andlateralorupwardmovingairandwater.Somedesignsaremoresensitivethanotherstothisupwardmovingwater.Note28212;Thisisatestprocedure.Itistheresponsibilityofthespecifyingagencytodeterminethespecimenconstruction,size,andtestpressuresafterconsideringthemethodrsquo;guidelines.Practicalconsiderationssuggestthateverycombinationofpanelthickness,span,anddesignloadneednotbetestedinordertosubstantiateproductperformance.Note38212;Thistestmethodshallnot,byitself,bereliedupontoformconclusionsaboutoverallwaterpenetrationthroughmetalroofs.Aroofcontainsmanydetails.Althoughprescribedmodificationsareoutsidethescopeofthistestmethod,anexperiencedtestingengineerisabletousetheprinciplespresentedinthistestmethodandgeneratesignificantdatabyisolatingspecificdetailsandmeasuringleakage.1.1Thistestmethodcoversthedeterminationoftheresistanceofexteriormetalroofpanelsystemstowaterpenetrationwhenwaterisappliedtotheoutdoorfacesimultaneouslywithastaticairpressureattheoutdoorfacehigherthanthepressureattheindoorface,thatis,positivepressure.ThistestmethodisaspecializedadaptionofTestMethodE331.1.2Thistestmethodisapplicabletoanyroofareaandisintendedtomeasureonlythewaterpenetrationassociatedwiththefieldofroofincludingpanelsidelapsandstructuralconnections.Itdoesnotincludeleakageatopeningsorperimeteroranyotherdetails.1.3Thistestmethodislimitedtospecimensinwhichthesideseamsandattachmentsareclearlyvisibleandinwhichthesourceofleakageisreadilydetermined.Compositesystemsinwhichthesourcecannotbereadilydeterminedareoutsidethescopeofthistestmethod.1.4Theproperuseofthistestmethodrequiresaknowledgeoftheprinciplesofpressureandflowmeasurement.1.5Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonlyandmaybeapproximate.1.6Thetextofthistestmethodreferencesnotesandfootnotesexcludingtablesandfigures,whichprovideexplanatorymaterial.Thesenotesandfootnotesshallnotbeconsideredasrequirementsofthetestmethod.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,see7.1.
【中国标准分类号】:P32
【国际标准分类号】:91_060_20
【页数】:6P.;A4
【正文语种】: