NF C46-908-6-2004 变电所的通信网络和系统.第6部分:与IEDs有关的电子变电所中通信的配置描述语言

上一篇: NF C93-542-6-2-2004 用于模拟和数字通信和控制的多元件金属电缆.第6-2部分:250MHz及以下的非屏蔽电缆的分规范.工作区域和中继电缆
下一篇: NF C93-563-2-3-2004 手工压接工具.低频和射频设备用电缆和电线的压接终端工具.第2-3部分:电连接器触点的特殊要求

【英文标准名称】:Harmonizedsystemofqualityassessmentforelectroniccomponents-Sectionalspecification:connectorsetsforopticalfibresandcables-TypeMF
【原文标准名称】:电子元器件质量评定协调体系.分规范:光纤和电缆连接装置.MF型
【标准号】:BSEN186310-1999
【标准状态】:作废
【国别】:英国
【发布日期】:1999-07-15
【实施或试行日期】:1999-07-15
【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】:纤维光学连接器;尺寸;试样制备;质量评估;检验;纤维光学;界面;光学纤维;销连接;合格;试样;电插头;箍;电子设备及元件;抽样方法;认可试验;资格鉴定;纤维光缆;安全措施
【英文主题词】:Cables;Casepart;Casewall;Connectoredjoints;Electricplugs;Electricalengineering;Electronicequipmentandcomponents;Fayingsurfaces;Melamine-formaldehyderesin;MF;Opticalwaveguides;Pinjoints;Quality;Qualityassurancesystems;Sectionalspecification;Specification(approval)
【摘要】:ThisspecificationcoversTypeMFfibreopticconnectorsets.TypeMFdefinesamultiwayconnectorcharacterisedbyarectangularferrulenominally6,4mm×2,5mmwhichutilisestwopinsof0,7mmdiameterasitsalignmenttechnology.Itisapplicabletoajointofmultiplefibresbyarrangingthembetweentwopin-positioningholesintheplug.Theconnectorincludesapush-pullcouplingmechanismandaferrulespringloadedinthedirectionoftheopticalaxis.Theconnectorhasasinglemalekeywhichmaybeusedtoorientateandlimittherelativepositionbetweentheconnectorandthecomponenttowhichitismated.ThespecificationcontainstherequirementsforTypeMFconnectorsetstofixintoahousingsuitableforbackplaneuse(seeAnnexA).Itprovidesmatingdimensionsforsingleferrules(MF-A1/MF-A2)intoanadaptor(MF-A3)whichensureferruleswillcometogether.Matingdimensionsforlocationofferrules(MF-B1/MF-A2)intomultiwaybackshells(MF-B2/MF-B3).Itdoesnotprovide/supplymatingdimensionsofthemultiwaybackshells,nordoesitensurethatferrulesinmultiwaybackshellswillcometogether.Detailspecificationshallbepreparedusingthefollowingproformageneralblankdetailspecificationassociatedwiththegenericspecification.Forexample:EnvironmentalCategoryⅡEN186002Whencompleted,thedetailspecification(DSs)applicabletothissectionalspecification(SS)shallbere-numberedinaccordancewithCECC00700(SectionⅣ)Issue1,subclause4.2,asfollows:CECC86310-XXXTypeMFEnvironmentalCategoryⅡ
【中国标准分类号】:L23
【国际标准分类号】:33_180_20
【页数】:30P.;A4
【正文语种】:英语


【英文标准名称】:StandardSpecificationforPolyethylene(PE)GasPressurePipe,Tubing,andFittings
【原文标准名称】:热塑性气体压力管,管道和配件的标准规格
【标准号】:ASTMD2513-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:F17.60
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:流体静力学设计基础
【英文主题词】:Hydrostaticdesignbasis(HDB)
【摘要】:1.1Thisspecificationcoversrequirementsandtestmethodsformaterialdimensionsandtolerances,hydrostaticburststrength,chemicalresistance,andrapidcrackresistanceofpolyethylenepipe,tubing,andfittingsforuseinfuelgasmainsandservicesfordirectburialandrelinerapplications.Thepipeandfittingscoveredbythisspecificationareintendedforuseinthedistributionofnaturalgas.Requirementsforthequalifyingofpolyethylenesystemsforusewithliquefiedpetroleumgasarealsocovered.1.1.1Thisspecificationdoesnotcoverthreadedpipe.DesignconsiderationsarediscussedinAppendixX1.In-plantqualitycontrolprogramsarespecifiedinAnnexA1andAnnexA2.1.1.2SeeSpecificationF2619/F2619Mforpolyethylenepipingforpressureornon-pressureoilandgasproducingapplicationstoconveyfluidssuchasoil,dryorwetgas,multiphasefluids,andnon-potableoilfieldwater.1.2Thetextofthisspecificationreferencesnotes,footnotes,andappendixeswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthespecification.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.
【中国标准分类号】:
【国际标准分类号】:23_040_20;23_040_45
【页数】:16P.;A4
【正文语种】: