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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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Part One. Aluminum body$ t' V @$ {# Y0 B* {0 J& K5 D4 \
1.Weight- for aluminum, the more heavy, the more thick the body , the better
1 M5 i2 G( h& f: O2.Material- Aluminum is better than plastic or mix materials6 {6 _2 A4 x0 J8 }( y3 ^. S
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Part Two. LED3 i% V: j- m; ~7 ^7 f1 O
1.Brand- There're many brands, Epistar(Taiwan brand) is the most competitive, San'an is best in Chinese brands.
3 x1 @* h( a3 k, I2.Testing by aging equipment is more direct way
5 S0 y5 l6 U. ^+ h, s6 b. t* @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.
- }8 h+ `6 M. k% v8 N: @) j4.Average of lightoutput- When you look at the light, it is average, but not somewhere dark, somewhere bright.. _2 U, O& K/ O0 T' H( D) M
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Part Three. Driver* b3 c4 E) o; ^0 a3 T0 B
1.Components- If you open the cover by screwing,the more components it has, the safer/better.: S8 J5 L: @* K1 j4 n
2.PF - the higher, the better.4 a. n' W/ Y. W1 e& |) O0 h+ U
2.Appearance, weight, which you can check also.
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" t. h5 a- ~" Z, T/ v5 h7 U% zPainting, light guide panel ,and other components, you can see by eye.
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发表于 2015-12-8 13:22:20
|手机版|LED盘
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