EN 60269-4-2003 低压熔断器.第4部分:半导体器件保护用熔断体的补充要求
时间:2024-05-14 17:36:29 来源: 标准资料网 作者：标准资料网 阅读：8688
【英文标准名称】:Low-voltagefuses-Part4:Supplementaryrequirementsforfuse-linksfortheprotectionofsemiconductordevices(IEC60269-4:1986+A1:1995+A2:2002);GermanversionEN60269-4:1996+A1:1997+A2:2003
【原文标准名称】:低压熔断器.第4部分:半导体器件保护用熔断体的补充要求
【标准号】:EN60269-4-2003
【标准状态】:现行
【国别】:
【发布日期】:2003-11
【实施或试行日期】:2003-11-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;断开范围;试验;规范(验收);冲击装置;设计;电气设备;特性;保护设备;保护(装置);电气工程;熔断体;断路容量;低压熔断器;半导体工程;显示装置;熔断器;半导体器件;低电压
【英文主题词】:
【摘要】:低压熔断器.第4部分:半导体器件保护用熔断体的补充要求
【中国标准分类号】:K31
【国际标准分类号】:29_120_50
【页数】:38P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforEvaluatingtheForceReductionPropertiesofSurfacesforAthleticUse
【原文标准名称】:体育运动用表面压力还原性能评估的标准试验方法
【标准号】:ASTMF2569-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:F08.52
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:体育运动;评估;压力;压力测量;计量学;压力测量(流体);性能;还原;表面;测试;重量测量
【英文主题词】:impacttest;sportssurfaceforcereduction;testsurface
【摘要】:Theforcereductionpropertyisjustoneoftheimportantpropertiesofasurfaceusedforathleticactivity.Itmaybeanindicatoroftheperformance,safety,comfort,orsuitabilityofthesurface.Manufacturersofathleticsurfacesmayusethistestmethodtoevaluatetheeffectsofdesignchangesontheimpactforcesgeneratedonthesurface.Facilityownersmayusethisstandardtoevaluatetheperformanceofexistingsport/athleticsurfaces.Resultsmaybeusefulduringtheselectionprocessforareplacementsurface,orforanadditionalathleticsurfacebeingaddedtothefacility.Facilityownersmayalsousethistestmethodtoverifythatnewlyinstalledsurfacesperformatornearthelevelsincludedinprojectspecifications.1.1Thistestmethodcoversthequantitativemeasurementandnormalizationofimpactforcesgeneratedthroughamechanicalimpacttestonanathleticsurface.Theimpactforcessimulatedinthistestmethodareintendedtorepresentthoseproducedbylowerextremitiesofanathleteduringlandingeventsonsportorathleticsurfaces.1.2Thistestmethodmaybeappliedtoanysurfacewhereathleticactivitymaybeconducted.1.3Thetestmethodsdescribedareapplicableinbothlaboratoryandfieldsettings.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A42;Y55
【国际标准分类号】:17_100
【页数】:4P.;A4
【正文语种】:
Product Code:SAE AMS4143
Title:Aluminum Alloy Forgings and Rolled or Forged Rings, 6.3Cu - 0.30Mn - 0.18Zr - 0.10V - 0.06Ti (2219-T6), Solution and Precipitation Heat Treated
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers an aluminum alloy in the form of die forgings, hand forgings, forged rings, rolled rings, and stock for forging or rings.