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jiayou 发表于 2014-11-1 14:04 ( b( A4 R5 l: T2 P7 S$ S3 s9 M
EN 60335-1 clause 29.1 or 29.2, 你们这个产品做class I 还是做class II 的?看这个构造潜在的电击隐患蛮多 ... / Z: e2 F2 h3 O( {2 {
多谢指教;
& @) ~( J$ [. L: r+ a% M( o) e但有点疑问,如果按29.1和29.2判断, 60335标准里只是要求对裸露的导线施加2N的力来确定会不会减小电气间隙和爬电距离。好像并没要求对带绝缘的线施加2N的力。/ g' ^5 G: D) w2 R+ s' k: T
A force is applied to bare conductors, other than those of heating elements, and accessible # r. Y$ B+ Y9 Z% m# G
surfacesto try to reduce clearances when making the measurement. The force is
7 T+ l* w* c" ]" |: K, F– 2 N, for bare conductors;
; I4 Y2 ~- _* Q) G: N; ?2 K– 30 N, for accessible surfaces. |
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