抽油烟机培训资料.pptx

Clause 12
关于防锈防腐蚀要求
1） 产品中的钢，铁等金属，应做适当的防锈处理，如电镀等方式等． ２）产品中不同金属材质之间的连接，应考虑防止电化学腐蚀的影响，
如铜和铝材料不应直接接触．
Clause 13 and 91.7
关于电源线的要求(1)
• Power Supply Connections – Permanently-Connected Appliances • HS, HSO, HSJ, HSJO, S, SE, SO, SOO, ST, STO, STOO, SJ, SJO,
factors as the following are det源自文库rmined to be acceptable:
6 Non-metallic parts other than enclosures
PCB的要求
6.4.1 Polymeric material used to enclose a metal housing that encloses insulated or uninsulated live parts, or used as a decorative part, shall be
SJOO, SJT, SJTO, or SJTOO. 3) 电源线必须用线扣或其他方式固定,并符合推拉力测试. 4) 打节的方式不能作为有效防松方式提供在该产品中. 5) 电源线中,白色应作为零线,红色/黑色作为火线, 绿/黄绿作为地线. 6) 且最少18AWG,长度0.9-1.22 m. 7) 电源线必须位于产品顶部, 以防止高温.
6.1 General 6.1.1 An appliance shall be formed and assembled so that it has the strength and rigidity necessary to resist the abuses to which it is subjected, without causing a risk of fire, electrical shock, or injury to persons due to total or partial collapse with a resulting reduction of spacings, loosening or displacement
classed either 5VA, 5VB, V-0, V-1, V-2, or HB by the burning tests described in the Standard for Tests for Flammability of Plastic Materials
for Parts in Devices and Appliances, UL 94.
Clause ９
关于带电部件的保护
Clause 10
关于装配要求
1) 关于产品中元器件的安装与固定，应防止自由的滑动， 松脱，旋转等现象的发生． 2) 内部引线的连接，装配后不应承受拉伸等应力．
11
关于安装方式
１）抽油烟机，应作为永久连接供电方式的产品，其产品主体安装细节应在 说明书中说明．
２）供电安装方式也应在说明书中详细说明．包括电源线型号的选择，线径 长度的使用等选择．
Table 6.1. Exception No. 2: A section of the enclosure made of uncoated or galvanized sheet steel or cast malleable iron shall not be thinner than the specifications in the first column of thicknesses in Table 6.1 unless such
of parts, or other serious defects. 6.1.2 A cast- or sheet-metal section of the enclosure shall not be thinner than the applicable value
specified in Table 6.1. Exception No. 1: A small area or surface that is curved or otherwise reinforced to provide equivalent mechanical strength is not required to comply with the specifications in the first column of thicknesses in
PCB板盒的外壳胶料需UL认证，最少ＨＢ级别
Clause 7
外壳塑胶材料的要求
Flame Spread and Smoke Developed Requirements for Non-Metallic Enclosures and Other
Parts of Permanently Connected Equipment (not applicable)
基于标准UL507 2003版
抽油烟机培训教材
※ part 1
结构评估
UL安全认证考虑的因素
1. 触电危险; 2. 防火危险 3. 过热危险 4. 机械危险 5. 爆炸危险 6. 辐射危险 7. 其他危险
※ part 1
结构评估
外壳基本要求
CONSTRUCTION 6 Frame and Enclosures
Clause 8
关于触及运动部件的要求
1) 产品安装后，测试棒不能通过吸油烟 的口及其他外部孔触及运动部件．
2) 当进风孔与运动部件距离大于25.4 mm 时，则孔直径最大38.1 mm.
3) 当进风孔与运动部件距离小于25.4 mm 时，则测试棒不能通过该孔触及运动 部件．
Clause 8
关于测试棒
An appliance, other than as noted in 11.2.1 – 11.2.3, is to be mounted in accordance with the mounting requirements specified in the appropriate section of this Standard.