ANSI/NFPA 70-2011 国家电气规程

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【英文标准名称】:NationalElectricalCode?
【原文标准名称】:国家电气规程
【标准号】:ANSI/NFPA70-2011
【标准状态】:现行
【国别】:美国
【发布日期】:2011
【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】:规程;导电体;电气工程;安全工程;安全性要求
【英文主题词】:Codes;Electricconductors;Electricalengineering;Safetyengineering;Safetyrequirements
【摘要】:(A)Covered.ThisCodecoverstheinstallationofelectricalconductors,equipment,andraceways;signalingandcommunicationsconductors,equipment,andraceways;andopticalfibercablesandracewaysforthefollowing:(1)Publicandprivatepremises,includingbuildings,structures,mobilehomes,recreationalvehicles,andfloatingbuildings(2)Yards,lots,parkinglots,carnivals,andindustrialsubstationsFPNto(2):Foradditionalinformationconcerningsuchinstallationsinanindustrialormultibuildingcomplex,seeANSIC2-2002,NationalElectricalSafetyCode.(3)Installationsofconductorsandequipmentthatconnecttothesupplyofelectricity(4)Installationsusedbytheelectricutility,suchasofficebuildings,warehouses,garages,machineshops,andrecreationalbuildings,thatarenotanintegralpartofageneratingplant,substation,orcontrolcenter.(B)NotCovered.ThisCodedoesnotcoverthefollowing:(1)Installationsinships,watercraftotherthanfloatingbuildings,railwayrollingstock,aircraft,orautomotivevehiclesotherthanmobilehomesandrecreationalvehiclesFPN:AlthoughthescopeofthisCodeindicatesthattheCodedoesnotcoverinstallationsinships,portionsofthisCodeareincorporatedbyreferenceintoTitle46,CodeofFederalRegulations,Parts110-113.(2)Installationsundergroundinminesandself-propelledmobilesurfaceminingmachineryanditsattendantelectricaltrailingcable(3)Installationsofrailwaysforgeneration,transformation,transmission,ordistributionofpowerusedexclusivelyforoperationofrollingstockorinstallationsusedexclusivelyforsignalingandcommunicationspurposes(4)Installationsofcommunicationsequipmentundertheexclusivecontrolofcommunicationsutilitieslocatedoutdoorsorinbuildingspacesusedexclusivelyforsuchinstallations(5)Installationsundertheexclusivecontrolofanelectricutilitywheresuchinstallationsa.Consistofservicedropsorservicelaterals,andassociatedmetering,orb.Arelocatedinlegallyestablishedeasements,rights-of-way,orbyotheragreementseitherdesignatedbyorrecognizedbypublicservicecommissions,utilitycommissions,orotherregulatoryagencieshavingjurisdictionforsuchinstallations,orc.Areonpropertyownedorleasedbytheelectricutilityforthepurposeofcommunications,metering,generation,control,transformation,transmission,ordistributionofelectricenergy.FPNto(4)and(5):Examplesofutilitiesmayincludethoseentitiesthataretypicallydesignatedorrecognizedbygovernmentallaworregulationbypublicservice/utilitycommissionsandthatinstall,operate,andmaintainelectricsupply(suchasgeneration,transmission,ordistributionsystems)orcommunicationsystems(suchastelephone,CATV,Internet,satellite,ordataservices).Utilitiesmaybesubjecttocompliancewithcodesandstandardscoveringtheirregulatedactivitiesasadoptedundergovernmentallaworregulation.Additionalinformationcanbefoundthroughconsultationwiththeappropriategovernmentalbodies,suchasstateregulatorycommissions,FederalEnergyRegulatoryCommission,andFederalCommunicationsCommission.(C)SpecialPermission.TheauthorityhavingjurisdictionforenforcingthisCodemaygrantexceptionfortheinstallationofconductorsandequipmentthatarenotundertheexclusivecontroloftheelectricutilitiesandareusedtoconnecttheelectricutilitysupplysystemtotheservice-entranceconductorsofthepremisesserved,providedsuchinstallationsareoutsideabuildingorterminateimmediatelyinsideabuildingwall.
【中国标准分类号】:K04
【国际标准分类号】:13_260;29_020;29_060_01
【页数】:
【正文语种】:英语


Product Code:SAE AMS4900
Title:Titanium Sheet, Strip, and Plate Commercially Pure Annealed, 55.0 Ksi (379 Mpa) Yield Strength
Issuing Committee:Ams G Titanium And Refractory Metals Committee
Scope:This specification covers one grade of commercially-pure titanium in the form of sheet, strip, and plate.【英文标准名称】:Testingconcrete-Methodfordeterminationofdensityofpartiallycompactedsemi-dryfreshconcrete
【原文标准名称】:混凝土试验.第129部分:部分压实半干新拌混凝土稠密度的测定方法
【标准号】:BS1881-129-1992
【标准状态】:作废
【国别】:英国
【发布日期】:1992-02-28
【实施或试行日期】:1992-02-28
【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】:混凝土;密度测量;引气剂;试样制备;再现性;校准;试验条件;试验设备
【英文主题词】:specimenpreparation;densitymeasurement;air-entrainingadmixtures;testingconditions;reproducibility;calibration;testequipment;concretes
【摘要】:Determinationofdensityofconcreteofverylowworkabilitycompactableonlybytamping.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:12P.;A4
【正文语种】:英语