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,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,IEC62368-1,标准分享,目录,1,2,3,标准条文架构,标准介绍,能源等级定义,标准介绍,1,、,IEC62368-1,全称:,Audio/video, information and communication technology equipment,Part 1: Safety requirements,2,、强制实施时间在,2015,后,标准介绍,能源等级定义,Table 1,Class,2,Class,3,Class,1,标准介绍,Protection against energy sources,Ordinary,person,Instructed,person,Skilled,person,标准介绍,标准介绍,标准介绍,标准介绍,标准介绍,标准条文框架,Chemical,Electrical,Thermal,Kinetic,Thermal,Radiated,Table 2,5,6,7,8,9,10,能源等级定义,当电流满足限值时,,电压无限值要求,,反之亦然。,(充饱电电容除外),若无特别规定,,在,normal, abnormal, single faul,条件下均要满足要求。,5.2.1 Electrical energy source classifications,5,能源等级定义,5.2.2.3 Capacitance limits,若此电器能源为电容,则能源等级由容值和充电电压决定。注意容值计算为:额定容值,+,规定误差值。,Table 5,5,能源等级定义,5.3.2 Accessibility to electrical energy sources and safeguards,ES1,等级元部件,ES2,等级裸露元部件,Ordinary,person,ES2,等级裸露但不能被顿头探子触及,的,pin,和,connectors,,,ES3,等级裸露元部件,ES3,的,basic safeguard,X,X,X,5,能源等级定义,Instructed,person,ES1,等级元部件,ES2,等级元部件,ES3,等级裸露元部件,ES3,的,basic safeguard,X,X,5.3.2 Accessibility to electrical energy sources and safeguards,5,能源等级定义,1,、,ES3,电压,420Vp,时,,Annex V,的,test probe,不能碰到内部裸露导电元部件。,2,、,ES3,电压,420Vp,时,,Annex V,的,test probe,不能碰到内部裸露导电元部件,且保持适当的间隙。此间隙满足,Table 9,或满足,5.4.9.1,的抗电强度要求,抗电强度电压要求可参,Table 27,。,5.3.2 Accessibility to electrical energy sources and safeguards,5,涉及到的测试,1,、,Annex V,:,Determination of accessible parts,2,、,Annex T: Mechanical strength tests,静态力测试,钢球冲击测试,跌落测试,应力消除测试,弹簧冲击锤冲击测试,3,、,5.4.1.5.3 Thermal cycling test procedure,热循环测试,4,、,5.4.1.10.2,维卡软化温度,5,、,5.4.1.10.3 Ball pressure test,球压测试,6,、,5.4.2 Clearances,电气间隙,5,7,、,5.4.3 Creepage distances,爬电距离,8,、,5.4.4 Solid insulation,固体绝缘,9,、,5.4.4.6 Thin sheet material,薄层材料,10,、,5.4.8 Humidity conditioning,潮态测试,11,、,5.4.9 Electric strength test,抗电强度测试,12,、,5.5.2.2 capacitor discharge,电容泄放电(,2s,),13,、,5.6.6.3,接地阻抗测试,5,涉及到的测试,能源等级定义,6,6.2.2 Power source circuit classifications,PS1,在,3S,内无要求 ,PS2,,,PS3,在,5S,内无要求,能源等级定义,6,6.2.3 Classification of potential ignition sources,Arcing PIS,电弧式潜在燃烧源,Resistive PIS,电阻式潜在燃烧源,某导体或连接点的开路电压,50Vp,,或,Vp x Irms,15,,,3S,后测量。,(连接点可以是开关,焊点,铜箔等 ),若采用电子电路或其他方式降低危险,则不属于电弧式潜在燃烧源,正常情况下,,30S,后功耗,15W,以上,故障条件下,若使用调节器,正温度系数的元件,,则故障后,30S,内测量,功率,100W,;,故障后,30S,后测量功率,15W,以上均不存在,PS1,中,能源等级定义,6,减小火源:,如:远离电弧式和电阻式燃烧源,控制火势蔓延:,如:,PS3,电路中,产生接触电阻处采用,V-1,材质,其他防火外壳内部非,PS2,和,PS3,可燃物质要求,V-2,以上。,使用防火外壳:,防火等级,V-0,,开孔等与,60950,一致,防火,能源等级定义,7,7 Injury caused by hazardous substances,化学危险,-,略,8 Mechanically-caused injury,机械危险,-,略,8,机械能源分类:,Table 35 MS1 MS2 MS3,9 Thermal burn injury,热能烫伤危险,可接触表面温升要求:,Table 38 TS1 TS2 TS3,9,能源等级定义,9,TS1,TS2,TS3,Instructed,person,Ordinary,person,Instructional,Safeguard (B),supplementary,safeguard,basic,safeguard,能源等级定义,9,Skilled,person,instructional,safeguard,TS3,表面,equipment,safeguard,TS3,表面,能源等级定义,10,10 Radiation,辐射,辐射能源分类:,Table 39 RS1 RS2 RS3 -,略,TKS!,谢谢大家!,感谢您的观看!,
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