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请教一下大侠,IEC 60884-1里关于空气间隙和爬电距离的内容里有一部分不明白如下:' B% l! Q9 J, F5 z% H7 Y; [
Distance through insulation sealing compound:
0 V5 G5 C# w- M& h2 p11.between live parts covered with at least 2mm of sealing compound and the surface on which the main part of a socket outlet for surface mounting is mounted-4mm(这里是指插座面板厚度需大于4mm吗?,那怎么不规定插头的外壳厚度?)
8 q- w* f; s( {0 d$ Z) B' p12.between live parts covered with at least 2mm of sealing compound and the bottom of any conductor recess,if any,in the main part of a socket-outlet for surface mounting-2.5mm(这里是指插座底板厚度需大于2.5mm 吗?)
* p% a+ w* Y+ ?5 g0 A$ ?, t
$ H0 {$ a e/ ?! ]) n, ^6 Q
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