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楼主 |
发表于 2014-5-21 11:23
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7.3.6 Conductors of a size smaller than 18 AWG (0.82 mm2) but no smaller than 24 AWG (0.21 mm2)
* n/ M7 w$ ^. e* f- e, }are permitted under the following conditions:
% h4 \' e. O, pa) Where completely enclosed,; h: \9 v- \. u+ o6 T
b) Where not subject to movement under normal use, and2 h1 A; j& c$ u; @) Q
c) In the secondary of a transformer or in a circuit containing solid-state devices.. b) u1 N. g% M( m) e( t
8 o, ?, K* I4 ]0 l4 S W3 z这个说的是三个条件要一起满足,还是单个条件满足就可以使用小于18#的线 |
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