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土耳其灯具照明客户需要3200个LED射灯Led Spotlight$ L2 u, n# L% J) k$ d
Dear Sir / Madam ,: B# q7 R" q1 n0 K
We need 3200 pieces Led Spotlight which have below specifications. Could you please send your price quotation and delivery time for this product ?
# p6 p, m3 p3 ]. [1. Led lights body should be in white colour , they must be produced from aluminium alloy material2. The leds dimensions will be Ø50x53mm., N% O7 i) G2 p6 P
3. The cooler base card should be produced by aluminium.- ^0 g6 E6 p0 Y! ]7 A0 a
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.
, f9 K- M# g2 e/ u0 A7 E+ s( O: p5. The body of the leds should be produced automatically by computer controlled CNC machine.7 u* m! u1 c+ K7 F# I' ~4 {
6. Led lights should be max. 5W power1 d3 r0 ?$ f- F3 y; X
7. Operating voltage should be 9-24 VDC and will operate between 300-400mA
- S: q6 e& g6 r) _7 T8. The transparent surface in front of the leds will be produced from the materials nonflammable and safe when it is broken., G* Y. E( ]& k' J" s
9. The internal reflector will look like a standard halogen lamb and will have 90-100 degree entrance angle.% ^+ ~) g8 [; d) p
10. Ligthing will be between 200-300 lumen- B1 d3 s8 L' o; M
11. The luminous colour will be between 2700-3200 kelvin. ?+ Z* |. `, y/ g" U
12. Driver circuit will resist against to voltage changes up to 60V DC
+ h* ~; P! [/ G* P2 W8 q, r13. Driver circuit will be buck type , and will have DC-DC , and will have constant current technology.* g6 ^) b# L. f4 |. a! s
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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, Y+ ? i+ U; s& W7 ~Also, I would like to request from you to send below certification / test reports;
9 H. i: l3 j( [6 m$ u; ]1. Photo-biologic tests
8 p E+ A+ q$ A, z4 ?" u2. ROHS Certificate (: EPA 3050B:1996,EN1122:2001 and relevants standard)
5 _7 U3 E; z6 q3. CE Certificate (EN55015:2006+A1:2007+A2:2009, EN60598-1:2008+A11:2009, EN60598-2-2:2012 and relevants standard)
( k& k- ~5 V, [9 T$ g4. LM80 10000 hours life test% E1 t2 q1 w# V7 d
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Saygılarımla / Best Regards# L: |" \$ q/ t; r1 ~
Muharrem ONUR
6 Z) q/ \8 E$ z0 _Maintenance MANAGER$ ^% Y! y9 Z( u
Hızlı Tren Loko Bakım Atölyesi0 l& @3 ?4 W$ y! W8 e2 X
TCDD 2. Bölge Müdürlüğü yenimahalle/ankara: I& Q& T; @+ ]! g/ a3 P
http://www.tmstechnic.com
1 n# N! H& u: _Email:
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6 Q! a' s" P% L2 V6 I5 D8 ?; w9 k% lF:+90 312 211 24 50
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发表于 2015-11-16 21:18:59
发表于 2015-11-16 21:31:41
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