SAE AS81714/16 Terminal Junction System, Rack Assembly, Track, Feedback Type, Light Weight, Series I
时间:2024-05-12 07:44:23 来源: 标准资料网 作者：标准资料网 阅读：9321
Product Code:SAE AS81714/16
Title:Terminal Junction System, Rack Assembly, Track, Feedback Type, Light Weight, Series I
Issuing Committee:Ae-8c2 Terminating Devices And Tooling Committee
Scope:No scope available.
- 上一篇：SAE AS81714/17 Terminal Junction System, Terminal Junction Blocks, Sectional, Bussing Modules, Feedback Type, Size 22D,
- 下一篇：SAE AS81714/19 Terminal Junction System, Terminal Junction Blocks, Sectional, Modules, Electronic, Feedback Type, Size 1
【英文标准名称】:Railwayapplications-Electromagneticcompatibility-Part5:Emissionandimmunityoffixedpowersupplyinstallationsandapparatus
【原文标准名称】:铁路设施.电磁兼容性.第5部分:铁道车辆.固定式电源设备和装置的辐射和抗扰性
【标准号】:IEC62236-5-2003
【标准状态】:作废
【国别】:国际
【发布日期】:2003-04
【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/TC9
【标准类型】:()
【标准水平】:()
【中文主题词】:供能系统(建筑物);极限(数学);干扰抑制;铁路;牵引电网;电气设备;试验;定义;无线电干扰;铁路固定设备;干扰辐射;电气工程;电力系统;电磁兼容性;铁路设施;电子仪器;固定的;电驱动装置
【英文主题词】:Definition;Definitions;Electricpowersystems;Electricalappliances;Electricalengineering;Electrically-operateddevices;Electromagneticcompatibility;Electronicinstruments;EMC;Energysupplysystems(buildings);Interferencerejections;Interferingemissions;Limits(mathematics);Radiodisturbances;Railwayapplications;Railwayfixedequipment;Railways;Stationary;Tests;Tractionnetwork
【摘要】:ThispartofIEC62236appliestoemissionandimmunityaspectsofEMCforelectricalandelectronicapparatusandsystemsintendedforuseinrailwayfixedinstallationsassociatedwithpowersupply.Thisincludesthepowerfeedtotheapparatus,theapparatusitselfwithitsprotectivecontrolcircuits,tracksideitemssuchasswitchingstations,powerautotransformers,boostertransformers,substationpowerswitchgearandpowerswitchgeartootherlongitudinalandlocalsupplies.Filtersoperatingatrailwaysystemvoltage(forexampleforharmonicsuppressionorpowerfactorcorrection)arenotincludedinthisstandardsinceeachsitehasspecialrequirements.Filterswouldnormallyhaveseparateenclosureswithseparaterulesforaccess.Ifelectromagneticlimitsarerequired,thesewillappearinthespecificationfortheequipment.Thelimitsinthisstandarddonotapplytointentionalcommunicationsignals.Thefrequencyrangecoveredisfromd.c.to400GHz.Atpresent,testingisdefinedonlyupto2GHz.Emissionandimmunitylimitsaregivenforitemsofapparatuswhicharesituated:a)withintheboundaryofasubstationwhichdeliverselectricpowertoarailway;b)besidethetrackforthepurposeofcontrollingorregulatingtherailwaypowersupply,includingpowerfactorcorrectionandfiltering;c)alongthetrackforthepurposeofsupplyingelectricalpowertotherailwayotherthanbymeansoftheconductorsusedforcontactcurrentcollection,andassociatedreturnconductors.Includedarehighvoltagefeedersystemswithintheboundaryoftherailwaywhichsupplysubstationsatwhichthevoltageisreducedtotherailwaysystemvoltage;NOTE1Examplesareoneconductorofa25-0-25kV50Hzsystemandthe110kV16,7Hzsupplysystems.NOTE2Similarconductorswhichareoutsidetherailwayboundaryaretreatedasinthepublicareaandareconsideredtobegeneraloverheadpowerlinesalthoughtheyfeedonlytherailway.d)besidethetrackforcontrollingorregulatingelectricpowersuppliestoancillaryrailwayuses.Thiscategoryincludespowersuppliestomarshallingyards,maintenancedepotsandstations;e)variousothernon-tractionpowersuppliesfromrailwaysourceswhicharesharedwithrailwaytraction.Apparatusandsystemswhichareinanenvironmentwhichcanbedescribedasresidential,commercialorlightindustry,evenwhenplacedwithinthephysicalboundaryoftherailwaysubstationshouldcomplywiththerelevantgenericInternationalEMCStandard.ExcludedfromtheimmunityrequirementsofthisstandardispowersupplyapparatuswhichisintrinsicallyimmunetothetestsdefinedinTables1to6ofthisstandard.NOTE3Anexampleisan18MVA230kVto25kVpowersupplytransformer.
【中国标准分类号】:S04
【国际标准分类号】:29_280;33_100_01
【页数】:66P;A4
【正文语种】:英语
MIL-STD-188/196 (NOTICE 3), DEPARTMENT OF DEFENSE INTERFACE STANDARD: BI-LEVEL IMAGE COMPRESSION FOR THE NATIONAL IMAGERY TRANSMISSION FORMAT STANDARD (31 MAR 2004) [NO S/S DOCUMENT]., The purpose of this notice is to inform users of the change in preparing activity for this standardto the National Geospatial-Intelligence Agency (NGA).Change the Point of Contact information on page ii of the document as follows: