ASTM D 5391-1999 高纯度流动水样品电导性和电阻率的标准测试方法

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【英文标准名称】:Safetyofpowertransformers,powersupplyunitsandsimilardevices-Part2-3:Particularrequirementsforignitiontransformersforgasandoilburners
【原文标准名称】:电力变压器、电源装置及类似设备的安全第2-3部分:燃气和燃油点火变压器的特殊要求
【标准号】:IEC61558-2-3-1999
【标准状态】:作废
【国别】:国际
【发布日期】:1999-10
【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】:点火变压器;小功率变压器;安全要求;燃气燃烧器;规范(验收);电气工程;变压器
【英文主题词】:Classificationsystems;Clearances;Definitions;Dimensioning;Electricalengineering;Electricalsafety;Fireplaces;Firesafety;Gasburners;Gasburning;Highvoltage;Ignition;Ignitiontransformers;Inscription;Insulations;Leakagecurrent;Leakagepaths;Mechanicalsafety;Oilburningsystems;Outputcurrents;Outputvoltage;Outputwindings;Overload(electric);Protectionagainstelectricshocks;Ratedvoltage;Ratings;Safety;Safetyengineering;Safetyrequirements;Shortcircuits;Short-circuitprotection;Small-powertransformers;Specification(approval);Temperaturerises;Testing;Thermal;Transformers
【摘要】:Replacement:ThisInternationalStandarddealswithallaspectsofsafetysuchaselectrical,thermalandmechanicalaspects.ThispartofIEC61558appliestofixedsingle-phaseair-cooled(naturalorforced)associatedtransformers(incorporatedornot)usedintheignitionsystemofgasandoilburners,havingaratedsupplyvoltagenotexceeding1000Va.c.andaratedfrequencynotexceeding500Hz.Theratedoutputcurrentdoesnotexceed500mAa.c.NOTE1Duetothenationalsafetylaw,inJapantheratedoutputcurrentdoesnotexceed50mA.Theno-loadoutputvoltageandtheratedno-loadoutputvoltagedoesnotexceed15000Va.c.Thisstandardappliestotransformerswheredoubleorreinforcedinsulationbetweencircuitsisnotrequiredbytheinstallationrulesorbytheappliancespecification.NOTE2Thetransformersareintendedtobeassociatedwithequipmenttoprovidevoltagesdifferentfromthesupplyvoltageforthefunctionalrequirementoftheequipment.Thesafetyinsulationmaybeprovided(orcompleted)byotherfeaturesoftheequipment,suchasthebody.Thisstandardisapplicabletodry-typetransformers.Thewindingsmaybeencapsulatedornonencapsulated.NOTE3Fortransformersfilledwithliquiddielectricorpulverisedmaterial,suchassand,additionalrequirementsareunderconsideration.NOTE4Attentionisdrawntothefactthat-fortransformersintendedtobeusedintropicalcountriesspecialrequirementsmaybenecessary;-inlocationswherespecialenvironmentalconditionsprevail,particularrequirementsmaybenecessary.Thisstandardalsoappliestotransformersincorporatingelectroniccircuits.Thisstandarddoesnotapplytoexternalcircuitsandtheircomponentsintendedtobeconnectedtotheinputandoutputterminalsorsocket-outletsofthetransformer.NOTE5Electronicignitiontransformersareunderconsideration.
【中国标准分类号】:K41
【国际标准分类号】:29_180
【页数】:29P;A4
【正文语种】:英语

标准名称：	出口冻河豚鱼检验规程
中标分类：	食品 >> 食品加工与制品 >> 水产品加工与制品
发布日期：
实施日期：	1989-01-01
首发日期：
作废日期：
出版日期：

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