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发表于 2014-11-11 18:51
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jiayou 发表于 2014-11-1 14:04 9 ]: R( }4 E% z: P# x4 v
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 ... , W, t0 k4 Z8 A, |& Q
多谢指教;; F6 A3 | w2 G1 U6 p
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。1 ^+ f' _. Y+ C5 V4 z
A force is applied to bare conductors, other than those of heating elements, and accessible 1 n* ^& n, a @) U
surfacesto try to reduce clearances when making the measurement. The force is
" m8 m- |2 ] y2 x k– 2 N, for bare conductors;
) ]. R q' d: S* j ]* w– 30 N, for accessible surfaces. |
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