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回到未来 发表于 2017-3-26 12:58 
8 K; v8 L! Y5 m1 Z9 G& N! m( ]请教J大,dry/damp/wet跟indoor/outdoor,这两种概念之间是什么关系? ' x; O" k3 [1 L t: A5 ]$ @
关于这三个概念,请参考如下:. U, ]9 K, r2 @
Location, damp – an exterior or interior location that is normally or periodically subject to condensation; c5 T- C+ `1 N
of moisture in, on, or adjacent to, electrical equipment, and includes partially protected locations.
) A$ E# S. W2 S& e% h- OLocation, dry – a location not normally subject to dampness, but may include a location subject to
: h: T5 n* H0 d! t) {temporary dampness, as in the case of a building under construction, provided ventilation is adequate to
9 n* i$ u, [3 H- ]% E0 Zprevent an accumulation of moisture." B0 X/ S5 _" H% M# u
Location, wet – a location in which water or other liquid can drip, splash, or flow on or against electrical& I4 f3 m5 e5 f- W- |6 H
equipment.
, B1 z4 G* [0 l5 y$ wINDOOR USE – Use in an indoor location or where wet contact is not likely to occur.
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