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The structure for LED ceiling panel is simple, it mainly consists of 3 parts mainly, let's do it one by one.
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Part One. Aluminum body; E$ r: i2 i" W+ \1 L+ n
1.Weight- for aluminum, the more heavy, the more thick the body , the better& J2 T( `, h0 t4 i2 t' P8 F
2.Material- Aluminum is better than plastic or mix materials$ \! Q4 R3 f j4 \9 w
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' _6 x% Q4 e0 C4 a+ f. APart Two. LED
. B* k" L( J0 C, |% u' h" m1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.
5 W# f5 ], E3 r" T8 z2.Testing by aging equipment is more direct way
8 Q5 W9 N1 s: J2 a3.Brightness- this is complex, <50lm/W and >120lm/W are neither good. Low lumens means low brightness, >120lm/W maybe high decay=short lifespam.
( {8 \2 T& Y' Z$ S+ W4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.5 h$ [3 o# w0 }& M. {# E4 B1 V9 K
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Part Three. Driver
( n, C/ a, t# R' [: Y7 U1.Components- If you open the cover by screwing,the more components it has, the safer/better.4 i% E! c: B; b. d
2.PF - the higher, the better.
0 v/ p4 U# V$ r6 M0 s2.Appearance, weight, which you can check also.
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Painting, light guide panel ,and other components, you can see by eye.
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发表于 2015-12-8 13:22:20
|LED盘
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