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jsspace 发表于 2012-8-31 15:38
# K3 W- C9 n( `6 a) n \7 S两个温升测试都要做! 8 x! [1 Z0 N; C6 F7 o+ ?& x5 A
不是吧?为什么要做两个呢,按我理解不是应该根据安装环境来选择的吗,我们这OOLV是半成品,应当是1993中8.5.3(e)的第3款来定的吧?实在是混乱,还望前辈帮忙解释一下,谢谢了。
1 B! ?' x9 G( D; S! c+ m. re) A device with an input rating greater than 50 W and
u: d& f9 y8 L" q5 \) _( i9 s1) Marked for installation in a fully enclosed luminaire with minimum lamp compartment
n0 v2 J. X% mdimensions in accordance with Table 10.1, Items 23 and 24, shall be normal
' T4 k9 Q, e8 A. b, u; ~temperature tested with the device mounted base up in the test fixture described in4 F, p% `: n8 x: b$ D
Clause 9.5.2,3 u% ^! x( r4 _1 C
2) Marked for installation only in an open surface-mounted luminaire in accordance with. F* a/ l' f2 v" I4 E) R% P8 \
Table 10.1, Item 25, shall be normal temperature tested with the device in a lampholder
) V) i% d: a% p& o0 L5 \4 Bmounted to the outlet box on the insulated test ceiling described in Clause 9.5.3 and* U) f) Q' R. f: r0 ]
depicted in Figure 9.2, or( |( ^+ o$ a7 A6 W3 I5 {; G; f
3) Marked for installation in a specific luminaire only in accordance with Table 10.1,( m+ y: |- F( P/ `- a, T2 [7 |5 f
Item 26, shall be normal temperature tested in the specified luminaire in accordance8 A( K; N5 ?! A
with UL 1598 and CAN/CSA-C22.2 No. 250 for the luminaire type |
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