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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.* G9 _0 M0 h5 {; X
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$ Y y% M( w! wPart One. Aluminum body
. V( B; b+ C* S/ ~0 @ s6 G b3 ~; S1.Weight- for aluminum, the more heavy, the more thick the body , the better9 c/ A0 v( ]) t$ x1 \
2.Material- Aluminum is better than plastic or mix materials
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Part Two. LED
+ g" ]6 }3 T! V) @1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.% K8 K6 u6 S* x9 x
2.Testing by aging equipment is more direct way5 d( g6 O1 T& Y0 j# d( E7 ~+ t: K
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.7 J1 N8 v) D: P3 i
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. Driver4 B+ V1 {' l8 m$ d' ~6 i
1.Components- If you open the cover by screwing,the more components it has, the safer/better.
" L4 G, J0 l; S, C2.PF - the higher, the better.% @) Q9 j# t8 l% x. M1 r
2.Appearance, weight, which you can check also.
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- {5 |8 R1 v3 |5 b2 D/ WPainting, 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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