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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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* K* n0 J1 k$ I* A% m' ?* gPart One. Aluminum body
9 a# ^& M& r( g0 A" Z1.Weight- for aluminum, the more heavy, the more thick the body , the better+ f/ _9 ]$ C: I4 N( Y
2.Material- Aluminum is better than plastic or mix materials
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% ]6 F/ N8 x0 yPart Two. LED
; _$ `5 M9 }6 W9 N/ V, z1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.
+ B& k0 J0 s9 N0 G, g* X2.Testing by aging equipment is more direct way
, H9 Z% \2 `. @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.4 }+ ~! j2 m# m( W8 c1 ?
4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.5 m5 U2 s8 D8 O+ I
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Part Three. Driver% L2 P! o: S3 p @
1.Components- If you open the cover by screwing,the more components it has, the safer/better., ?+ t" |& }9 P/ i( K: F. K& [
2.PF - the higher, the better.
! G( o) g$ w$ {0 l2.Appearance, weight, which you can check also.
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Others
( O. [. u+ Y# \! P* c4 k7 DPainting, light guide panel ,and other components, you can see by eye.; E2 r$ H3 u1 i3 L
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发表于 2015-12-8 13:22:20
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