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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.% _6 ]6 e, I& m3 Y4 e
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5 U" Q: W* Q5 u: C9 h+ Y4 B2 kPart One. Aluminum body
( L% o. m8 {8 I1 E1.Weight- for aluminum, the more heavy, the more thick the body , the better
, c# }6 B4 b- j7 N) v! O: Q2.Material- Aluminum is better than plastic or mix materials: l' V* M. v9 h" H2 q0 |
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Part Two. LED
3 T" ?8 h" r. w$ |6 U* V1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.
* h3 j, |7 v5 e: _6 l8 S1 r j1 E2.Testing by aging equipment is more direct way
8 h6 f' |. G0 H3.Brightness- this is complex, <50lm/W and >120lm/W are neither good. Low lumens means low brightness, >120lm/W maybe high decay=short lifespam.
" s1 L6 ]0 G% c1 I4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.' R k# z5 q5 v( v2 [9 g5 d
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Part Three. Driver2 R5 K1 R9 D' F `. O" ^
1.Components- If you open the cover by screwing,the more components it has, the safer/better.& z" c B5 x1 z& G# H7 ]8 t0 X
2.PF - the higher, the better.
# M, c0 k" h8 j: D5 l/ @2.Appearance, weight, which you can check also.
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: Z9 t( b* s& o8 J# `- c7 G+ J6 FPainting, 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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