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JB 3644-1984 卧式多轴自动车床 精度

作者:标准资料网 时间:2024-04-20 19:43:01  浏览:9289   来源:标准资料网
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基本信息
标准名称:卧式多轴自动车床 精度
中标分类: 机械 >> 金属切削机床 >> 车床
替代情况:被JB/T 3644.1-99代替
发布日期:
实施日期:2000-10-01
首发日期:
作废日期:2000-01-01
出版日期:
页数:17页
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引用标准

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所属分类: 机械 金属切削机床 车床
下载地址: 点击此处下载
【英文标准名称】:Printedwiringboards-Methodforspecifyingsingleanddoublesidedprintedwiringboardswithplainholes
【原文标准名称】:印制电路板.第4部分:带平孔的单面和双面印制电路规定方法
【标准号】:BS6221-4-1982
【标准状态】:作废
【国别】:英国
【发布日期】:1982-01-29
【实施或试行日期】:1982-01-29
【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】:印制电路板;印制电路;电子设备及元件;试样;尺寸;润湿度;单;设计;缺陷与故障;式样;旁边;双;孔
【英文主题词】:Basematerials;Checklists;Conductivepattern;Controlcharts;Electricalengineering;Electronicengineering;Electronicequipmentandcomponents;Printedcircuits;Printed-circuitboards;Specification(approval);Testpattern
【摘要】:Fundamentalinformationoncharacteristicstobeassessedandrequirementsforsingleanddoublesidedprintedwiringboardswithplainholes,irrespectiveoftheirmethodofmanufacture,andincludesacompositetestpattern.
【中国标准分类号】:L30
【国际标准分类号】:31_180
【页数】:14P;A4
【正文语种】:英语


【英文标准名称】:ULStandardforSafetyPlugs,RecptaclesandCouplersforElectricVehiclesFirstEdition;ReprintwithrevisionsthroughandincludingFebruary23,2007
【原文标准名称】:电气车辆用插头、插座和电缆连接器
【标准号】:UL2251-2002
【标准状态】:作废
【国别】:美国
【发布日期】:2002-02-28
【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】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:电气车辆;套筒连接器;配件;销触点;电缆接头;电连接器;运载工具;(小型)电源插头;电动机;适配器;电传动系统;电插头;电气工程;电动汽车;插孔;电线
【英文主题词】:electricplugs;electricalcords;electricaltransmissionsystems;pincontacts;adapters;electricconnectors;receptacles;vehicles;sleeveconnectors;electrovehicles;attachingplugs;electromobiles;electricalengineering;fittings;cablessplices;electricmotors
【摘要】:1.1Theserequirementscoverplugs,receptacles,vehicleinlets,andconnectors,ratedupto800amperesandupto600voltsacordc,intendedforconductiveconnectionsystems,forusewithelectricvehiclesinaccordancewithNationalElectricalCode(NEC),ANSI/NFPA-70foreitherindoororoutdoornonhazardouslocations.1.2Thisstandarddoesnotdirectlyapplytothefollowingbutisabletosupplementotherapplicablestandards:a)DevicesproducedintegrallywithflexiblecordorcablethatarecoveredbytheStandardforCordSetsandPower-SupplyCords,UL817;b)DevicessolelyintendedfordirectconnectiontothebranchcircuitinaccordancewithArticles300,400and410oftheNECsuchasattachmentplugs,cordconnectorsandreceptacles,whichcaninclude3ormorepilotcontacts,thatarecoveredbytheStandardforAttachmentPlugsandReceptacles,UL498;c)Singleandmulti-poleconnectors,intendedforconnectiontocopperconductors,foruseindata,signal,controlandpowerapplicationswithinandbetweenelectricalequipment,whereexposed,foruseinaccordancewiththeNationalElectricalCode,thatarecoveredbytheStandardforAttachmentPlugsandReceptacles,UL498;d)Devicesofthepinandsleevetypeconstruction,intendedtoprovidepowerfrombranchcircuitstoutilizationequipment,orfordirectconnectionofutilizationequipmenttothebranchcircuit,thatarecoveredbytheStandardforPlugs,Receptacles,andCableConnectorsofthePinandSleeveType,UL1682;e)DevicesintendedforuseinhazardouslocationsthatarecoveredbytheStandardforReceptacle-PlugCombinationsforUseinHazardous(Classified)Locations,UL1010;f)DevicesconsistingofwiringterminalsandsupportingblocksintendedfortheconnectionofwiringthatarecoveredbytheStandardforTerminalBlocks,UL1059;g)Devicessuchasmodularjacksandplugsthatareintendedforusewithtelecommunicationsnetworks,thatarecoveredbytheStandardforTelephoneEquipment,UL1459,andtheStandardforCommunicationsCircuitAccessories,UL1863;h)Devicessuchaswireconnectorsandsolderinglugs,thatarecoveredbytheStandardsforWireConnectorsandSolderingLugsforUsewithCopperConductors,UL486A;SplicingWireConnectors,UL486C;orEquipmentWiringTerminalsforUsewithAluminumand/orCopperConductors,UL486E;i)Devicessuchasquick-connectterminalsthatarecoveredbytheStandardforElectricalQuick-ConnectTerminals,UL310;j)ProductssuchaspoweroutletassembliesthatarecoveredbytheStandardforPowerOutlets,UL231;k)ProductssuchasswitchedinterlocksthatarecoveredbytheStandardforIndustrialControlEquipment,UL508.1.3Inthetextofthisstandard,theterm"device"referstoanyproductcoveredbythisstandard.Theletters"EV"refertoanelectricvehicle.
【中国标准分类号】:L23
【国际标准分类号】:29_120_30;43_120
【页数】:90P.;A4
【正文语种】:英语



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