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本帖最后由 ID长就牛b 于 2015-9-20 21:52 编辑
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22.33 Conductive liquids that are or may become accessible in normal use and conductive& c. l* i2 X2 o" }& f5 T
liquids that are in contact with unearthed accessible metal parts shall not be in direct/ q. y+ }4 h" ~3 q" ^. Y! g
contact with live parts or unearthed metal parts that are separated from live parts by basic1 E' ~: n7 o% L" P
insulation only. Electrodes shall not be used for heating liquids.0 y% m8 Z5 P: q7 I! K0 A
For class II construction, conductive liquids that are or may become accessible in normal3 W: ?) \4 e; S2 a
use and conductive liquids that are in contact with unearthed accessible metal parts shall
5 O9 Q2 u0 j' ]1 E/ J, H6 qnot be in direct contact with basic insulation or reinforced insulation unless the reinforced
" B. P6 A& q9 G" Z ainsulation consists of at least 3 layers.- c/ c0 A( G0 M* q+ Z
For class II construction, conductive liquids which are in contact with live parts shall not be1 S( ?0 Y7 R5 v- v' z0 q: V ]
in direct contact with reinforced insulation unless the reinforced insulation consists of at
# K1 H6 B0 B0 m. E- G5 P; Aleast 3 layers.- e1 f: |% {/ G6 c U. j- S* [
An air layer shall not be used as basic insulation or supplementary insulation in a double7 {* U, y; f( R$ z" A% ?) _# Q
insulation system if it is likely to be bridged by leaking liquid.
% i; I& Y s. W1 ?! S. o% [Compliance is checked by inspection.我理解的应该就是热哥所说的那样,至于两段的区别,一个是正常使用中可能碰触的导电性液体和带电部件接触的导电性液体,大概就是一个内一个外吧,
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