基本信息
| 标准名称： | 公路及主要构筑物、管理养护单位代码--省干线公路代码 |
| 英文名称： | Code for highway and main formation and administrative maintenance organizations -- Code for the provincial trunk highway |
| 中标分类： |
综合 >>
基础标准 >>
分类编码 |
| 发布部门： | 中华人民共和国交通部 |
| 发布日期： | 1997-03-21 |
| 实施日期： | 1997-08-01 |
| 首发日期： | |
| 作废日期： | |
| 提出单位： | 中华人民共和国交通部公路管理司 |
| 归口单位： | 中华人民共和国交通部公路管理司 |
| 起草单位： | 交通部标准计量研究所、国三十个省、自治区、直辖市公路管理局(处) |
| 起草人： | 钟朝晖、孙黎莹、孙渝平、王哲 |
| 出版社： | 人民交通出版社 |
| 出版日期： | 1997-08-01 |
| 页数： | 55页 |
适用范围
本标准规定了省干线公路的名称(全称、简称)编号和代码。
本标准适用于公路管理(养护)部门和相关行业对省干线公路信息的标识、信息处理与交换，也适用于公共信息载体的标识。
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所属分类： 综合 基础标准 分类编码
【英文标准名称】:Safetyofpowertransformers,powersupplies,reactorsandsimilarproducts-Particularrequirementsandtestsforcontroltransformersandpowersuppliesincorporatingcontroltransformers
【原文标准名称】:电力变压器、供电设备、反应器和类似产品的安全性.控制变压器和有控制变压器的供电设备的详细要求和试验
【标准号】:BSEN61558-2-2-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-05-31
【实施或试行日期】:2007-05-31
【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】:连接线;控制变压器;定义;尺寸;干式变压器;电插座;接线端;电气工程;负荷;主变压器;连接方式;易动的;输出电流;输出电压;供电系统;电力变压器;额定功率;安全性;安全工程;安全要求;单相变压器;小功率变压器;规范(验收);固定的;应力;测试;变压器
【英文主题词】:Connectionlines;Controltransformers;Definition;Definitions;Dimensions;Dry-typetransformers;Electricsockets;Electricterminals;Electricalengineering;Loading;Mainstransformers;Meansofconnection;Mobile;Outputcurrents;Outputvoltage;Powersupplysystem;Powertransformers;Ratedpower;Safety;Safetyengineering;Safetyrequirements;Single-phasetransformers;Small-powertransformers;Specification(approval);Stationary;Stress;Testing;Transformers
【摘要】:Replacement:ThispartofIEC61558dealswithsafetyaspectsofcontroltransformersandpowersuppliesincorporatingcontroltransformerssuchaselectrical,thermalandmechanicalsafety.ThisPart2-2isapplicabletocontroltransformersandpowersuppliesincorporatingbothcontroltransformersandelectroniccircuits.ThisPart2-2isnotapplicabletoexternalcircuitsandtheircomponentsintendedtobeconnectedtotheinputterminals,outputterminalsorsocket-outletsofthetransformerandpowersupplies.ThisPart2-2doesnotapplytotransformerscoveredbyIEC60076-11.ThisPart2-2appliestostationaryorportable,single-phaseorpoly-phase,air-cooled(naturalorforced),independentorassociatedcontroltransformersandpowersuppliesincorporatingacontroltransformer,havingaratedsupplyvoltagenotexceeding1000Va.c.andratedsupplyandinternaloperatingfrequencynotexceeding500Hz.Theratedthermaloutputdoesnotexceed:–25kVAforsingle-phasecontroltransformersandpowersuppliesincorporatingcontroltransformers;–40kVAforpoly-phasecontroltransformersandpowersuppliesincorporatingcontroltransformers.ThisPart2-2isapplicabletocontroltransformersandpowersuppliesincorporatingcontroltransformerswithoutlimitationoftheratedoutputsubjecttoanagreementbetweenthepurchaserandthemanufacturer.ThisPart2-2isapplicabletodry-typetransformers.Thewindingsmaybeencapsulatedornon-encapsulated.Theno-loadoutputvoltageortheratedoutputvoltagedoesnotexceed1000Va.c.or1415Vripple-freed.c.Forindependentcontroltransformersandindependentpowersuppliesincorporatingcontroltransformers,theno-loadoutputvoltageand/ortheratedoutputvoltageisnotlessthan50Va.c.,or120Vripplefreed.c.ControltransformerscoveredbythisPart2-2areusedonlyinapplicationswheredoubleorreinforcedinsulationbetweencircuitsisnotrequiredbytheinstallationrulesorbytheendproductstandard.NOTE1Normally,thecontroltransformersandpowersuppliesincorporatingcontroltransformersareintendedtobeusedwithequipmenttoprovidevoltagesdifferentfromthesupplyvoltageforthefunctionalrequirementsoftheequipment.Theprotectionagainstelectricshockmaybeprovided(orcompleted)byotherfeaturesoftheequipment,suchasthebody.Partsofoutputcircuitsmaybeconnectedtotheinputcircuitsortoprotectiveearth.ThisPart2-2isapplicabletocontroltransformersandpowersuppliesincorporatingcontroltransformersassociatedwithspecificequipment,totheextentdecideduponbytherelevantIECtechnicalcommittees.NOTE2Attentionisdrawntothefollowing:–forcontroltransformersandpowersuppliesincorporatingcontroltransformersintendedtobeusedinvehicles,onboardshipsandonboardaircraft,additionalrequirements(fromotherapplicablestandards,nationalrules,etc.)maybenecessary;–measurestoprotecttheenclosureandthecomponentsinsidetheenclosureagainstexternalinfluencessuchasfungus,vermin,termites,solar-radiation,andicingshouldalsobeconsidered;–thedifferentconditionsfortransportation,storage,andoperationofthecontroltransformersandpowersuppliesincorporatingcontroltransformersshouldalsobeconsidered;–additionalrequirementsinaccordancewithotherappropriatestandardsandnationalrulesmaybeapplicabletocontroltransformersandpowersuppliesincorporatingcontroltransformersintendedforuseinspecialenvironments,suchastropicalenvironments.NOTE3Futuretechnologicaldevelopmentofcontroltransformersandpowersuppliesincorporatingcontroltransformersmaynecessitateaneedtoincreasetheupperlimitofthefrequencies,untilthenthisPart2-2maybeusedasaguidancedocument.
【中国标准分类号】:K41
【国际标准分类号】:29_180
【页数】:18P.;A4
【正文语种】:英语