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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
n. r9 S0 Z; @( |1.Weight- for aluminum, the more heavy, the more thick the body , the better
$ y( a4 H; |3 c( u4 w1 ?3 B2.Material- Aluminum is better than plastic or mix materials
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# O. t5 n3 _/ A$ n0 CPart Two. LED* N! x9 S1 m! y. T( F' N
1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.. k: S8 G+ Q/ v' ~3 @) m
2.Testing by aging equipment is more direct way
' u8 c- ]5 Q7 e9 H- `3.Brightness- this is complex, <50lm/W and >120lm/W are neither good. Low lumens means low brightness, >120lm/W maybe high decay=short lifespam.2 P0 j j1 j) \- u. s. }, V
4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.
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Part Three. Driver
& [$ V" L& `; L( O1.Components- If you open the cover by screwing,the more components it has, the safer/better.
0 k/ k( W* ~) ?: V2.PF - the higher, the better.
2 C6 B) U: r3 B( a+ n' ^5 q9 y% \2.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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