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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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' f9 B% d" Q: x! A1 m( {+ mPart One. Aluminum body
1 Z7 {( y1 x. o1.Weight- for aluminum, the more heavy, the more thick the body , the better3 `* K) o& b* Y7 Q* T5 O4 \
2.Material- Aluminum is better than plastic or mix materials* {# |) P( h8 M; e, K! R; H/ K5 M
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/ Y' Z) Y4 R2 A* ]. I* m8 SPart Two. LED
$ s3 h9 R# {( o7 _1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.& g3 G8 ]7 u( q- }
2.Testing by aging equipment is more direct way; r9 m' z4 B0 Q1 I! 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.
; w5 n$ k/ d# K& q. }4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.6 w0 N/ V- {4 ?# C# o6 }
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' A- _( W/ \& K; n- ?4 }Part Three. Driver
; C d7 w% u& A* ~6 p1.Components- If you open the cover by screwing,the more components it has, the safer/better.
4 A3 R7 s- @) B' [/ `2.PF - the higher, the better.1 U) D; J8 O$ K# Y% ?
2.Appearance, weight, which you can check also.+ L2 z; U0 o- A7 p
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Others
: D% I" V$ t) }: s) CPainting, light guide panel ,and other components, you can see by eye. a7 k3 e1 @0 n5 [7 }" e; |- T( \
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发表于 2015-12-8 13:22:20
|LED盘
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