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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 ; q# c4 T( o$ t7 v0 v" j
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 ... + q+ k1 m! ~; M& k& G) O4 i* B. T" v
多谢指教;6 |9 L7 v& _1 ?3 }
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。
# A3 W& _: ~8 X7 `7 ^1 A9 B7 FA force is applied to bare conductors, other than those of heating elements, and accessible
/ H3 _' y! A) Gsurfacesto try to reduce clearances when making the measurement. The force is 8 \& S9 g" e+ Q. \+ O& }
– 2 N, for bare conductors; , R2 o2 \9 R& i* [$ S
– 30 N, for accessible surfaces. |
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