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UL1993-2009中开放式灯具的温升盒怎么做？
9 j& G3 t" |( x t/ @如题，手上这款灯LED自整流灯是60w的，仅适用于开放环境下，所以就要制作Figure 9.2的盒子用来温升测试- P+ M: o& T; l$ p1 n' {
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原文如下；
2 o c4 ~; ]6 p1 O+ V6 b9.5.3.1 The temperature test apparatus shown in Figure 9.2 shall be constructed as follows:
}5 m6 u6 ?+ N$ d/ v F/ \* X Ha) Wooden parts of the structure shall be secured together with wood screws or nails.
) s0 _% @5 k' K, qb) Wooden parts of the structure shall be as follows:! j- |9 O2 o" Q0 L
1) The face and back shall be plywood conforming to Clause 9.4.1, 1.22 m (48 in)
8 ]! s6 M1 `; X- msquare.7 C- R- F, O) G& r7 B; e+ R; T
2) The sides shall be 50.8 mm ´ 152 mm (2 in ´ 6 in trade size) wooden members.0 ?7 R, ?6 V/ n0 [
3) The ends shall be 25.4 mm ´ 152 mm (1 in ´ 6 in trade size) wooden members." s. O+ O3 u9 B) e, p% n
4) The inside supports shall be 50.8 mm ´ 102 mm (2 in ´ 4 in trade size) wooden
5 k& Z O" A2 v* ~4 B! |& emembers.; `6 ]" d7 ^1 e. M% D
谁有这个制具的，发张几张图片来看看啊！期待高手指点！5 f- L3 ?# s' j8 x# c0 r
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发表于 2012-10-16 19:34
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