安规网

标题: PDSH 934 Test recesses in a luminaire with separate parts [打印本页]
作者: 小米    时间: 2012-9-5 14:17
标题: PDSH 934 Test recesses in a luminaire with separate parts
PDSH 934) c( j2 y, g, Q( z
Test recesses in a luminaire with separate parts9 {2 l. f% A+ z& G6 z" Z* I
Annex D9 o( G) r! M# W" T$ t
60598-1(ed.4);am1 & 60598-1(ed.6);am1 & 60598-1(ed.7) & 60598-2-2(ed.1);am1;am2 & 60598-2-2(ed.2);am1 & 60598-2-2(ed.3)
0 A2 g# ^  ?% q) m* X; _
# q- t' H! h8 T
Question:
) i  v" A& n3 [& f6 @In some cases in order to comply with the thermal requirements, the manufacturer prescribes a large separation between the lamp enclosure and control gear (distance “a” in figure D.1), and also the use of detachable spacers.
( W5 M1 |; ?  u' k3 ^0 |1 - Which is the distance limit according to the common sense? Could be recommended a distance of 1 m, 2 m or more?
- _4 R1 [; A% \' y/ o2 - In a F marked luminaire shall we consider these spacers or, as the standard says, the top of the luminaire shall be in contact with the inside top of the test recess?" u% F7 h7 P% x1 w
Decision:
5 g& \( E1 W( f  I7 @# S9 F1 |Use common sense: we recommend a distance of maximum 0,5 m.2 a7 z) V4 ?, [2 m1 [2 n

0 b% J! ]8 ^7 r4 K/ w[attach]75600[/attach]
  M" c9 b5 G! S# G
1 w  c5 {$ j  G* Z% \



欢迎光临 安规网 (http://bbs2.angui.org/) Powered by Discuz! X3.2