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本帖最后由 305634483 于 2015-9-19 08:21 编辑 & Z) ~* r) ?; N7 R6 z
0 n! S" F0 \1 Q% @. d家用的标准22.33上这个条款看的不是很明白,请大神帮忙解答一下。
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Conductive liquids that are or may become accessible in normal use and conductive2 l( M5 _7 M. K; P3 L, i# P: Y& m
liquids that are in contact with unearthed accessible metal parts shall not be in direct& H4 R( Y; e& v0 c7 C5 |: z1 f
contact with live parts. Electrodes shall not be used for heating liquids.
8 k% k! A8 E3 z: g) WFor class II construction, conductive liquids that are or may become accessible in normal
1 p8 [) J; x( R N0 O- i% duse and conductive liquids that are in contact with unearthed accessible metal parts shall2 ]/ G+ Q6 X+ O& ]! L8 A7 U
not be in direct contact with basic insulation or reinforced insulation unless the reinforced
7 U, s6 H: f8 {' @/ xinsulation consists of at least 3 layers., b! ]; W7 u+ t; o) r4 I1 p
For class II construction, conductive liquids which are in contact with live parts shall not be7 R$ L2 M! _4 E. ], M7 b
in direct contact with reinforced insulation unless the reinforced insulation consists of at
4 n, n" v- \* b$ X* fleast 3 layers
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' q1 q, E5 t2 u其中第二段中讲到可导电液体不能与加强绝缘直接接触,除非加强绝缘是三层绝缘。那是不是说还有一种是双重绝缘的结构也是可以的?
9 {6 Y/ E) f& A' T- X- B第二段与第三段讲的区别是什么?+ w4 G$ T% Y d# W, D u6 @
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