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ANSI A14.7-2000 可移动楼梯台和可移动楼梯平台美国联邦标准

作者:标准资料网 时间:2024-05-15 21:24:22  浏览:9737   来源:标准资料网
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【英文标准名称】:AMERICANNATIONALSTANDARDFORMOBILELADDERSTANDSANDMOBILELADDERSTANDPLATFORMSCopyrightedbyALI/LADDER
【原文标准名称】:可移动楼梯台和可移动楼梯平台美国联邦标准
【标准号】:ANSIA14.7-2000
【标准状态】:作废
【国别】:美国
【发布日期】:2000-01-01
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Definition;Definitions;Design;Labelling;Ladderscaffoldings;Laddersteps;Ladders;Maintenance;Safetyrequirements;Specification(approval);Use
【摘要】:
【中国标准分类号】:
【国际标准分类号】:91_220
【页数】:
【正文语种】:英语


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【英文标准名称】:GuideforspecificationofproductpropertiesandclassesPart2:Technicalprinciplesandguidance
【原文标准名称】:产品特性和等级的规范指南.第2部分:技术原理和指南
【标准号】:ISOGUIDE77-2-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ISO/IECGuide77providesgeneraladviceandguidanceforthedescriptionofpreductsandtheircharacteristicsbytheuseoftheISO13584andIEC61360seriesofstandardsforthecreationofcomputer-processablereferencedictionariesThisdescriptionwillprovidethedetailsoftheproductsandtheirpropertiesinanunambiguousmannercapableofcomputercommunication,inaformthatisindependentfromanyproprietaryapplicationsoftwareNOTE1Thetermproduct"istakentoincludedevices,processes,systems,installations,etcISO/IECGuide77isintendedtoassisttheobjectiveofenablingtheflowoftechnicalinformationbetweeninternalandexternalbusinesspartnersinacosteffectiveandtimetymannerTheguidancegiveninthispartofISO/IECGuide77containstechnicalrecommendationsintendedtoassiststandardizationcommitteesandtechnicalexpertscontributingtheirknowledgetothedevelopmentofstandardre~erencedictionariescompliantwiththecommonISO13584/IEC61360dictionarymodelItmightalsobeusefulforinformationexpertsresponsiblefortheexchangeoftechnicalinformationbetweenbusinesspartnersorforthegenerationofapplicationsofISO13584andIEC61360.ThispartofISO/IECGuide77isintendedtosupporttheachievementofindustrialbenefitsofapplicationsofthecommonISO13584/IEC61360dictionarymodelThefollowingarewithinthescopeofthispartofISO/IECGuide77:generalprinciplesofproductdescriptionandcharacterization;presentationoftheconceptsofproductcharacterizationclasses,productproperties,productontologyandreferencedictionariesforproducts;universalidentificationefclassesandproperties;presentationofthemodellingconstructsthatcanbeusedforbuildingreferencedictionariesconformingtothecommonISO13584/IEC61360dictionarymodel;rulesandpbnciplesfordevelopingstandardreferencedlctionades;rulesandprinciplesforconnectingstandardreferencedictionariestoavoidduplicationandoverlap;rulesandprinciplesfordevelopinguser-de8nedreferencedictionariesandforconnectinguserdefinedreferencedictionariestostandardreferencedictionaries;formatsandmechanismsforexchangingreferencedictionaries;mechanismsforconnectingreferencedictionariestoclassificationsystems.
【中国标准分类号】:A00
【国际标准分类号】:25_040_40;35_240_50
【页数】:40P.;A4
【正文语种】:英语


【英文标准名称】:OutlineofInvestigationforPowerCableAssembliesIssueNumber1
【原文标准名称】:电力电缆组件的调查大纲.发布编号1
【标准号】:ULSUBJECT2055-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998-12-21
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:1.1Theserequirementscoverpendantandnon-pendantpowercableassemblies("pendantpowercableassemblies"and"powercableassemblies")forinterconnectingorpoweringunitsofacommunicationsorsimilarsystemwheretheassembliesareoutsidetheunitenclosuresandinstalledinareasaccessibleonlytoqualifiedpersons.Theseproductsconsistoffactory-mademultiple-conductorassembliesofconnectorstopowercablesinwhichalloftheconductorsareinsulated.TheyareforconnectionontheloadsideofListedovercurrentdevicesofa-cord-ccircuitsasspecifiedinSection240-21(a)oftheNationalElectricalCode,NFPA70-1999.Theyarenotfordisconnectionunderloadandaresomarked.1.2Powercableassembliesareratedinvoltsandamperes.Theircurrentratingisthemaximumloadinamperesforthecableinfreeairat30~C(86~F),withderatingofthecableampacityasspecifiedinSection400-5or318-11oftheNationalElectricalCode(NFPA70-1999)whereappropriatebecauseofthenumberofcurrent-carryingconductors.1.3PendantpowercableassembliesconsistofListedTypeWportablepowercablesorListedbus-dropcablesfactory-terminatedateachendtoListedfemaleconnectors,wireconnectors,orothermeansformatingtomaleconnectors,power-supplybusbars,orfield-wiringterminals.Matingconnectorsareidentifiedontheassemblyorinaccompanyinginstructions.Forfasteningtothebuildingstructure,asupportdeviceneartheupperendofeachcablekeepstheweightofthecablefromapplyingtensiontoanywiringterminalatthesupplyorloadconnections.Thelengthofcablebetweenthesupportdeviceandtheupperterminationdoesnotexceed6feetor1.83meters.Strainreliefisalsoprovidedateachend.1.4Non-pendantpowercableassembliesconsistofListedTypeTCpowerandcontroltraycablesfactory-terminatedatoneorbothendstoListedmaleorfemaleconnectors,wireconnectors,orotherwiringdevicesformatingtoconnectors,field-wiringterminals,otherterminations,orpower-supplybusbars.Whereoneendisnotterminated,theconductorsareforindividualterminationinthefieldusingwireconnectorsListedfortheconductormaterial(copperoraluminum)andsizeandforthesolidconductorsortheparticulartypeofconductorstranding,numberofstrands,andsizeofstrandsusedinthecableconductors.TheseassembliesareappropdateforuseincabletraysasspecifiedinArticle318oftheNationalElectricalCode,NFPA70-1999.Whereinstalledinanareainwhichtheassemblyisprotectedfromphysicaldamage,nomerethan7feetor2.1metersofthecableistobeexposedbetweenthecabletrayandtheequipment.1.5Aproductthatcontainsfeatures,characteristics,components,materials,orsystemsnewordifferentfromthosecoveredbytherequirementsinthisOutlineofInvestigation,andthatinvolvesariskoffire,electricshock,orinjurytopersonsshallbeevaluatedusingtheappropriateadditionalcomponentandend-productrequirementsasdeterminednecessarytomaintaintheacceptablelevelofsafetyasoriginallyanticipatedbytheintentofthisOutlineofInvestigation.Aproductwhosefeatures,characteristics,components,materials,orsystemsconflictwithspecificrequirementsorprovisionsofthisOutlineofInvestigationcannotbejudgedtocomplywiththisOutlineofInvestigation.Whereconsideredappropriate,revisionofrequirementsshallbeproposedandadoptedinconformancewiththemethodsemployedfordevelopment,revision,andimplementationofthisOutlineofInvestigation.
【中国标准分类号】:K13
【国际标准分类号】:
【页数】:8
【正文语种】:英语



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