基本信息
| 标准名称： | 低粘度酚醛树脂粘度试验方法 |
| 中标分类： |
化工 >>
合成材料 >>
合成树脂、塑料 |
| 发布日期： | |
| 实施日期： | 1994-10-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
| 页数： | 2页 |
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所属分类： 化工 合成材料 合成树脂 塑料
【英文标准名称】:Electricitymeteringequipment(a.c.)-Particularrequirements-Staticmetersforactiveenergy(classindexesA,BandC)
【原文标准名称】:电学计量设备(a.c.).特殊要求.有功电能(等级指数A、B和C)静态计
【标准号】:BSEN50470-3-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-12-29
【实施或试行日期】:2006-12-29
【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】:交流电流;交流瓦特电度表;防护等级;气候条件;计数器;电流强度;电能;电度表;电磁兼容性;机电的;电子的;外壳;环境条件;热阻;耐水解;指示;作标记;绝缘;干扰抑制;文字书写;测量设备;工作温度范围;精密度;合格试验;参考电压;耐力;规范(验收);试验;试验条件;瓦时表
【英文主题词】:Activecurrent;Alternatingcurrent;Alternatingvoltagetests;Alternating-currentmeters;Classesofprotection;Climaticcondition;Counters;Currentmeters;Currentrates;Degreesofprotection;Drift;Electricenergy;Electricalengineering;Electricitymeter;Electricitysupplymeters;Electromagneticcompatibility;Electromechanical;Electronic;Electronicmeasuringdevices;EMC;Enclosures;Energymeasurement;Environmentalcondition;Heatresistance;Hydrolyticresistance;Indications;Inscription;Insulations;Interferencerejections;Letterings;Limits(mathematics);Manipulation;Measuringequipment;Measuringinstruments;Metersforactiveenergy;Operatingtemperaturerange;Precision;Qualificationtests;Referencevoltage;Reliability;Resistance;Specification(approval);Static;Testcircuits;Testing;Testingconditions;Watt-hourmeters
【摘要】:ThisEuropeanStandardappliestonewlymanufacturedstaticwatt-hourmetersintendedforresidential,commercialandlightindustrialuse,ofclassindexesA,BandC,forthemeasurementofalternatingcurrentelectricalactiveenergyin50Hznetworks.Itspecifiesparticularrequirementsandtypetestmethods.Itappliestostaticwatt-hourmetersforindoorandoutdoorapplication,consistingofameasuringelementandregister(s)enclosedtogetherinametercase.Italsoappliestooperationindicator(s)andtestoutput(s).Ifthemeterhas(a)measuringelement(s)formorethanonetypeofenergy(multi-energymeters),orwhenotherfunctionalelements,likemaximumdemandindicators,electronictariffregisters,timeswitches,ripplecontrolreceivers,datacommunicationinterfacesetc.areenclosedinthemetercase(multi-functionmeters)thenthisstandardappliesonlyfortheactiveenergymeteringpart.Thisstandarddistinguishesbetween:?metersofclassindexesA,BandC;?directconnectedandtransformeroperatedmeters;?metersforuseinnetworksequippedwithorwithoutearthfaultneutralizers.Itdoesnotapplyto:?watt-hourmeterswherethevoltageacrosstheconnectionterminalsexceeds600V(line-tolinevoltageformetersforpolyphasesystems);?portablemeters;?referencemeters.MethodsforacceptancetestingarecoveredbytheIEC62058seriesofstandards1).ThedependabilityaspectiscoveredbythedocumentsoftheIEC62059series.
【中国标准分类号】:Q77
【国际标准分类号】:91_140_50
【页数】:34P.;A4
【正文语种】:英语