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目前正在处理一款打蜡机的UL认证项目,但是对于其耐久测试的方法不是很确定,请知道的朋友指导一下。) |6 a1 } Q% U- v5 ~- ?
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测试的标准为UL 745-1和UL 745-2-4。对于-1中的要求我是比较清楚的,只是-2-4中对此的补充要求看的不是很明白。下面为涉及到的条款的具体内容,供大家参考:/ @, C+ J5 f! S2 V) {. [
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16 Endurance S+ |, s0 |0 D1 m6 R
This clause of Part 1 is applicable except as follows:/ |2 W1 \" r4 H
16.2 Addition:
1 h l! {( c; B i" bOrbital sanders and reciprocating sanders are operated at rated voltage while the platen, fitted with
' ]& A5 P' |9 b: L. y+ pabrasive paper in reverse position, is resting under the weight of the sander on a steel plate. The abrasive paper should be replaced as required to avoid direct contact between platen and steel plate.
3 f, @& q, c; s6 e8 F5 AOrbital polishers are operated at rated voltage while the platen, filled with the supplied polishing bonnet, is resting under the weight of the polisher on a steel plate. The bonnet is to be replaced as required to avoid direct contact between the platen and the steel plate. |
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