|
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 {4 q# i, K) K/ ?; m
0 w. L6 k0 L& H# P& J& t
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:, m6 E K9 Y; F
' y8 _+ |+ x/ L# _3 E0 g; E
16 Endurance% F5 K' d+ J' f. A7 a
This clause of Part 1 is applicable except as follows:" S4 M' G! T' J7 Y$ a% ?
16.2 Addition:. S7 U3 Z: L7 f$ ?
Orbital sanders and reciprocating sanders are operated at rated voltage while the platen, fitted with
7 ]& M, p5 Z/ ^ t- n* ^2 nabrasive 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.5 ?, L1 a+ O& L" n/ T
Orbital 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. |
|