【英文标准名称】:Safetyrequirementsforelectronicflashapparatusforphotographicpurposes
【原文标准名称】:摄影用电子闪光设备安全性要求
【标准号】:BSEN60491-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-06-15
【实施或试行日期】:1997-06-15
【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】:耐久试验;接线端;电气安全;划痕试验;电气试验;作标记;材料强度;电子闪光设备;电绝缘;性能;使用说明;安全措施;变形;间隙;闪光设备;软导体;漏电路径;定型试验;摄影设备;绕组;试验条件;温升;试验设备;电路;摄影照明设备;冲击试验;开关;摄影
【英文主题词】:Ambienttemperature;Breakdown;Components;Contactsafetydevices;Definition;Definitions;Electricalengineering;Electricalsafety;Electronicengineering;Electronicflashapparatus;Electronicflashequipment;Electronicinstruments;Equipmentsafety;Flashequipment;Heating;Inscription;Insulations;Moisture;Performance;Phototechnology;Photoelectronics;Photography;Resistance;Safety;Safetyengineering;Safetyregulations;Safetyrequirements;Screwedjoints;Specification(approval);Stillcamera;Strain;Strengthofmaterials;Temperature;Testing
【摘要】:1Thisstandardappliestothefollowingelectronicflashapparatusforphotographicpurposes,havingastoredenergynotexceeding2000J,togetherwithassociatedapparatusandnotintendedtobesubjectedtodrippingorsplashing:—apparatusofthesingle-flashtypewhichcanhavemorethanoneflashheadoperatingatthesametime;—apparatusfortheilluminationofsequentialphotographicexposures;—batterychargersandsupplyunitstobeusedinconnectionwithelectronicflashapparatusforphotographicpurposes.Theseauxiliaryunitsmayformapartofthemainsplug;—accessories,suchaslightregulatorsandslaveunits,specifiedintheinstructionleaflet.Thisstandarddoesnotapplytostroboscopes.Aslongasnoappropriaterequirementsexistforapparatushavingastoredenergyexceeding2000J,thisstandardmaybeused,insofarasitisapplicable.Additionalrequirementsmaybenecessary,e.g.forexplosionandthermalradiation.Withregardtothesupply,thefollowingcategoriesarecovered:—mains-operatedapparatus;—battery-operatedapparatus;—apparatushavingacombinationofmainsandbatterysupply.Thisstandardisintendedtocoverapparatuswhichcanbeusedbothinmoderateandtropicalclimates.Forthemodellinglampscombinedwithelectronicflashapparatusforphotographicpurposes,additionalrequirementsmaybetakenfromIECPublication598-2-9:Luminaires,SectionNine—PhotoandFilmLuminaires(Non-professional),asfarasapplicable.2Thisstandarddoesnotapplytoapparatusdesignedforaratedsupplyvoltageexceeding250V(r.m.s.)againstearth.3Thisstandardisconcernedwithsafetyonlyandnotwiththeotherpropertiesoftheapparatus(seeClause3).
【中国标准分类号】:N46
【国际标准分类号】:37_040_10
【页数】:64P.;A4
【正文语种】:英语


Product Code:SAE AIR4762
Title:Complication of Freezing Brake Experience and Suggested Designs and Operating Procedures Required to Prevent Its Occurrence
Issuing Committee:A-5a Wheels, Brakes And Skid Controls Committee
Scope: This AIR describes conditions under which freezing brakes can occur and offers suggested design features to minimize occurrence. It also suggests operating procedures which have shown to prevent or lessen the severity of brake freezing.
Rationale: This AIR describes conditions under which freezing brakes can occur and offers suggested design features to minimize occurrence. It also suggests operating procedures which have shown to prevent or lessen the severity of brake freezing.