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土耳其灯具照明客户需要3200个LED射灯Led Spotlight
1 j5 l m/ `$ x% A% w" gDear Sir / Madam ,% }; Y5 r* e- H$ Z8 @5 ]2 \
We need 3200 pieces Led Spotlight which have below specifications. Could you please send your price quotation and delivery time for this product ?
( |$ p5 m( Q, w1. Led lights body should be in white colour , they must be produced from aluminium alloy material2. The leds dimensions will be Ø50x53mm.3 y3 Y0 J! i- ~6 O; u
3. The cooler base card should be produced by aluminium.
8 y" L; o6 C! e. o7 n+ C% T4. 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.
* G6 i/ z2 K) |$ ^5. The body of the leds should be produced automatically by computer controlled CNC machine.6 a0 d7 A3 x0 G' Z7 J
6. Led lights should be max. 5W power
& x0 _9 Y* |$ K' h$ O7. Operating voltage should be 9-24 VDC and will operate between 300-400mA
X. t+ ~7 e' M. J8. The transparent surface in front of the leds will be produced from the materials nonflammable and safe when it is broken.
4 e5 w2 s: Z6 a {9. The internal reflector will look like a standard halogen lamb and will have 90-100 degree entrance angle.
& y: W' l3 m1 m% D10. Ligthing will be between 200-300 lumen
/ Z$ q( D. P( G11. The luminous colour will be between 2700-3200 kelvin- w5 F) t! O+ k, ^: O8 y
12. Driver circuit will resist against to voltage changes up to 60V DC( O$ V/ Q. k l* x4 H; P
13. Driver circuit will be buck type , and will have DC-DC , and will have constant current technology.6 y0 n. h) Q& y3 r
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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9 }( q) L% ` b5 J n) [Also, I would like to request from you to send below certification / test reports;, U* Z1 }; O( d7 S+ _! Y: d
1. Photo-biologic tests6 u# z* V2 z& T z) P/ K
2. ROHS Certificate (: EPA 3050B:1996,EN1122:2001 and relevants standard)
) T7 | D, j# I- [: N& V) ?3. CE Certificate (EN55015:2006+A1:2007+A2:2009, EN60598-1:2008+A11:2009, EN60598-2-2:2012 and relevants standard) O0 o# ~& D" Y
4. LM80 10000 hours life test
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Saygılarımla / Best Regards
0 k/ A* Y* |2 W0 ^) h9 v Muharrem ONUR' _5 V+ m+ X: Y; Z; W( r- d
Maintenance MANAGER
2 `4 I+ g$ M* a2 y }Hızlı Tren Loko Bakım Atölyesi4 {! t' Z& }7 l1 ^. a7 ~% z5 Q
TCDD 2. Bölge Müdürlüğü yenimahalle/ankara5 R& ` U) { e3 A+ p5 T
http://www.tmstechnic.com. a% t! O4 @3 q$ p/ L" k
Email:
* A# P3 v- ^" o9 bT:+90 541 426 58 527 [. f7 B2 R+ z) g
F:+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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