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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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8 y' p, b$ c# z# G! x: m% lPart One. Aluminum body! z. D+ ?. N6 L
1.Weight- for aluminum, the more heavy, the more thick the body , the better. o" Y d2 G! }. K
2.Material- Aluminum is better than plastic or mix materials& V7 s' u! d, q/ \+ `: f- q- c
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Part Two. LED( r8 Z2 x4 l% k0 G; c0 ?7 ?1 h) |4 g
1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.% _- ^5 X/ P- ~% U2 y+ k
2.Testing by aging equipment is more direct way
* Q* H& z& y6 v; a7 Y, m9 C3.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 F, i9 h0 L+ w2 [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. Driver8 g* V8 U* o) S- n, j5 l% c
1.Components- If you open the cover by screwing,the more components it has, the safer/better.- ]/ m! E5 }1 H& g2 p9 P
2.PF - the higher, the better.
2 y# s; e, q" E1 @0 g5 O( i+ o; u2.Appearance, weight, which you can check also.: Y1 g% g: F C r Z3 ?* Y
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Others! ?/ M9 P4 X8 y. k3 ?1 W
Painting, light guide panel ,and other components, you can see by eye.: u" }" P; I9 B3 o# C8 a
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发表于 2015-12-8 13:22:20
|LED盘
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