* ?* u! T8 _4 f2 |1 E5 t9 P! b7 ~关于这三个概念,请参考如下:3 T$ n( H6 x& X$ j* e% }
Location, damp – an exterior or interior location that is normally or periodically subject to condensation! J3 h' D1 F! C$ y+ ]( P
of moisture in, on, or adjacent to, electrical equipment, and includes partially protected locations.# v; z; L1 X! U/ s5 {
Location, dry – a location not normally subject to dampness, but may include a location subject to8 n" m7 t* z( ]+ _# T0 V: Q
temporary dampness, as in the case of a building under construction, provided ventilation is adequate to 9 a" C3 G+ z3 I% w/ s- Vprevent an accumulation of moisture. $ g4 X6 d8 a: U7 l2 K& MLocation, wet – a location in which water or other liquid can drip, splash, or flow on or against electrical 4 Z! `; M% v1 l; i$ e6 ~& A! Z" ?8 q! H9 }equipment." A5 Q8 P |' \
INDOOR USE – Use in an indoor location or where wet contact is not likely to occur.( r9 \9 c8 w4 K h: J
% d- z: [# @+ ]& L- P- D y( m0 v+ b 作者: fasten 时间: 2017-3-27 10:05
jsspace 发表于 2017-3-27 08:38 ( U k# I5 ^# y4 x' C t1 a+ f
关于这三个概念,请参考如下: 9 l$ t+ y8 Q4 w" G9 M: CLocation, damp – an exterior or interior location that is normally ...