|
|
UL1993-2009中开放式灯具的温升盒怎么做?, h6 t/ F& y; s: E# Z) n
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/ m m. v# N0 K/ d
8 r" g! {4 Q# @3 t/ g+ E原文如下;
) J$ N. s; b( v3 A/ Q- t2 o3 k, m* R9.5.3.1 The temperature test apparatus shown in Figure 9.2 shall be constructed as follows:
6 w5 }" g' K& e* Q; j5 xa) Wooden parts of the structure shall be secured together with wood screws or nails.9 ]" V, l2 ]7 m5 m' L
b) Wooden parts of the structure shall be as follows:# k" X# @/ Z- v9 |- D- S' o
1) The face and back shall be plywood conforming to Clause 9.4.1, 1.22 m (48 in)* p7 S( Q* ^3 H. F/ q; Y- s! X% ?
square.: Y p! R$ t7 a" s" |/ ~/ i
2) The sides shall be 50.8 mm ´ 152 mm (2 in ´ 6 in trade size) wooden members./ z# b, C' B+ E) R
3) The ends shall be 25.4 mm ´ 152 mm (1 in ´ 6 in trade size) wooden members.
9 F! h: \9 a2 m1 ?4) The inside supports shall be 50.8 mm ´ 102 mm (2 in ´ 4 in trade size) wooden
0 y9 K4 ~* n7 H+ Qmembers.
1 V0 J4 O8 I, T, ^" K谁有这个制具的,发张几张图片来看看啊!期待高手指点!0 s* K7 a; g: t
|
|