【英文标准名称】:PreparationofUniformFreeFilmsofOrganicCoatings
【原文标准名称】:有机覆层的均匀游离膜的制备
【标准号】:ASTMD4708-1992
【标准状态】:作废
【国别】:美国
【发布日期】:1992
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:游离;生产方法;有机覆层;影片
【英文主题词】:organiccoatings;methodsofmanufacture;free;films
【摘要】:
【中国标准分类号】:A29;G51
【国际标准分类号】:87_040
【页数】:2P;A4
【正文语种】:英语
基本信息
| 标准名称： | 恒力弹簧支吊架 可变弹簧支吊架产品质量分等 |
| 中标分类： |
|
| 替代情况： | JB/T 56140-1994 |
| 发布日期： | 1999-12-30 |
| 实施日期： | 2000-06-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1900-01-01 |
| 页数： | 3页 |
适用范围
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前言
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引用标准
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所属分类：
【英文标准名称】:Safetyofpowertransformers,powersupplies,reactorsandsimilarproducts-Part2-1:Particularrequirementsandtestsforseparatingtransformersandpowersuppliesincorporatingseparatingtransformersforgeneralapplications
【原文标准名称】:电力变压器、电源装置及类似设备的安全.第2-1部分:一般设备用分立变压器和与分立变压器组合电源的特殊要求和试验
【标准号】:IEC61558-2-1-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-01
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC96
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;电气安全;电源设备;供电系统;电力变压器;防电击;安全;小功率变压器;规范(验收);试验;变压器
【英文主题词】:Ambienttemperature;Applications;Bodies;Chokes;Circuitdiagrams;Classesofprotection;Classification;Clearances;Closedtestrooms;Connectionlines;Connections;Contactsafetydevices;Continuousoperation;Continuousoperationtemperature;Corrosion;Corrosionprotection;Definitions;Dimensioning;Dimensions;Earthconductors;Electriccontactprotection;Electricmains;Electricshock;Electricterminals;Electricalengineering;Electricalsafety;Fire;Fireresistance;Firerisks;Grids;Heat;Heating;Idlemode;Inputvoltage;Inscription;Instruments;Insulatingmaterials;Insulations;Intermittendduty;Intermittentloading;Isolatingtransformers;Leakagepaths;Loading;Longitudinalslots;Mainsunits;Marking;Meansofconnection;Measurement;Mechanicalproperties;Moisturetreatment;Outputcurrents;Outputvoltage;Overloadprotection;Performance;Powerfactor;Powersupplysystem;Powertransformers;Protectionagainstelectricshocks;Protectiontodistortion;Ratedfrequencies;Ratedpower;Ratedservice;Ratings;Repair;Rustprotection;Safety;Safetyengineering;Screwterminals;Screws(bolts);Shortcircuits;Short-circuitstrength;Short-time;Short-timeoperation;Small-powertransformers;Specification(approval);Strengthofmaterials;Stress;Temperaturelimiters;Temperaturerises;Temperaturestability;Testing;Testingvoltages;Thermalstability;Tolerances(measurement);Trackingindex;Transformers;Voltage
【摘要】:Replacement:ThispartofIEC61558dealswithsafetyaspectsofseparatingtransformersandpowersuppliesincorporatingseparatingtransformerssuchaselectrical,thermalandmechanicalsafety.ThisPart2-1isapplicabletoseparatingtransformersandpowersuppliesincorporatingbothseparatingtransformersandelectroniccircuits.ThisPart2-1isnotapplicabletoexternalcircuitsandtheircomponentsintendedtobeconnectedtotheinputterminals,outputterminalsorsocket-outletsofthetransformersandpowersupplies.ThisPart2-1doesnotapplytotransformerscoveredbyIEC60076-11.ThisPart2-1appliestostationaryorportable,single-phaseorpolyphase,air-cooled(naturalorforced)independentandassociatedseparatingtransformersandpowersupplies,havingaratedsupplyvoltagenotexceeding1000Va.c.,aratedsupplyandinternaloperatingfrequencynotexceeding500Hz.Theratedoutputdoesnotexceed:-1kVAforsingle-phaseseparatingtransformersandsingle-phasepowersuppliesincorporatingseparatingtransformers;-5kVAforpoly-phaseseparatingtransformersandpoly-phasepowersuppliesincorporatingseparatingtransformers.ThisPart2-1isapplicabletoseparatingtransformersandpowersuppliesincorporatingseparatingtransformerswithoutlimitationoftheratedoutputsubjecttoanagreementbetweenthepurchaserandthemanufacturer.ThisPart2-1isapplicabletodry-typetransformers.Thewindingsmaybeencapsulatedornon-encapsulated.Theno-loadoutputvoltageortheratedoutputvoltagedoesnotexceed1000Va.c.or1415Vripple-freed.c.Forindependentseparatingtransformersandindependentpowersupplies,theno-loadoutputvoltageand/ortheratedoutputvoltageisnotlessthan50Va.c.,or120Vripple-freed.c.
【中国标准分类号】:K41;K80
【国际标准分类号】:29_180
【页数】:23P.;A4
【正文语种】:英语