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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 
' R) m/ L! b) E* K/ UEN 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 ...
1 |" w( w& S; X( d( m多谢指教;
" G+ W/ \' p3 ?6 u/ t" b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。2 `3 J" n; m+ [; w* z8 }# ]( b9 @
A force is applied to bare conductors, other than those of heating elements, and accessible
7 l7 c- {: N5 i0 a4 P" ksurfacesto try to reduce clearances when making the measurement. The force is
" t; e7 l* t E9 m6 ^– 2 N, for bare conductors;
4 K% W7 w, P5 w9 M4 O% C– 30 N, for accessible surfaces. |
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