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土耳其灯具照明客户需要3200个LED射灯Led Spotlight# R' m3 o ?; a3 d% T1 v5 t
Dear Sir / Madam ,
% |* l. U, L! W5 ~( O, QWe need 3200 pieces Led Spotlight which have below specifications. Could you please send your price quotation and delivery time for this product ? {) w. H) Q$ Q# d( E- f. n
1. Led lights body should be in white colour , they must be produced from aluminium alloy material2. The leds dimensions will be Ø50x53mm.9 z# G: u( z$ `1 ~8 q l
3. The cooler base card should be produced by aluminium.
* e$ n6 r/ r/ G# O" ~4. The leds will be lined up on double sided FR4 printed circuit board, the surface where the leds are lined up will be white masked.7 _4 v# @7 a6 @4 R b
5. The body of the leds should be produced automatically by computer controlled CNC machine.
' a/ J4 K, C4 N6 o1 E6. Led lights should be max. 5W power+ q4 n' {' S; o* y4 y* n
7. Operating voltage should be 9-24 VDC and will operate between 300-400mA& O# u# z( h6 w! |9 R5 F
8. The transparent surface in front of the leds will be produced from the materials nonflammable and safe when it is broken.) l" \1 I2 N9 g
9. The internal reflector will look like a standard halogen lamb and will have 90-100 degree entrance angle.
) P5 E0 l, X# l i% h8 V10. Ligthing will be between 200-300 lumen9 j( a: E5 v5 a w, r
11. The luminous colour will be between 2700-3200 kelvin
! m' e0 }0 V% |6 V12. Driver circuit will resist against to voltage changes up to 60V DC, P% o; X# O# X3 H: r
13. Driver circuit will be buck type , and will have DC-DC , and will have constant current technology.( c" x9 ?" i" Q3 [/ z
14. For the connections, 5,33 mm needlelike socket will be used. Length of the socket will not exceed the height specifed for the led
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: Q, p5 _# I9 FAlso, I would like to request from you to send below certification / test reports;
4 p) d2 q3 \$ U3 l5 L1. Photo-biologic tests: P& r5 L; n* q- E) o
2. ROHS Certificate (: EPA 3050B:1996,EN1122:2001 and relevants standard)
$ E1 }2 O( o$ w7 A3. CE Certificate (EN55015:2006+A1:2007+A2:2009, EN60598-1:2008+A11:2009, EN60598-2-2:2012 and relevants standard)
; d, w, X4 u# ?2 s4. LM80 10000 hours life test- u& U" G! q6 n8 u( Y/ i% f' }
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Saygılarımla / Best Regards2 b' ?: g( ?7 D$ j! j
Muharrem ONUR
" a0 E) H7 f( G$ i7 A/ ^9 IMaintenance MANAGER
6 [% d2 c0 R* lHızlı Tren Loko Bakım Atölyesi/ N5 I. ~9 A9 U+ Z, V0 }& |* c
TCDD 2. Bölge Müdürlüğü yenimahalle/ankara3 i g5 w& C- X+ c4 B6 J# R' C
http://www.tmstechnic.com
0 v. I. g4 p' y" ~! q& U( `$ V' vEmail:
1 c7 D6 u9 C( L, V$ Y& `9 KT:+90 541 426 58 52
0 g8 @" M( }0 f7 z6 J+ AF:+90 312 211 24 508 V, `- F( ~5 J' _
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