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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 8 s' W0 X/ L) x% y: z4 l f2 u
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 ... . ]6 r; d& y8 ?8 x# B
多谢指教;; d) R( Q) X- \, y8 D, `6 [
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。
& R" ^8 |& J* MA force is applied to bare conductors, other than those of heating elements, and accessible
, A2 \* p( l6 R o/ D) Ysurfacesto try to reduce clearances when making the measurement. The force is
1 ^1 H% N2 U7 C– 2 N, for bare conductors; 8 w- G3 j4 q: s
– 30 N, for accessible surfaces. |
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