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引用第6楼gmr24185于2011-08-18 17:34发表的 :
( j" U2 \1 g6 {' R* J" `非常感谢,
* E+ V% C$ ]/ P" p2 n2 H我还是想问,LED柔性灯带是DC24V供电,但是功率超过100W,该灯带用UL2388标准评估,另外其PVC包皮是否还要满足UL8750中的5va的防火要求? ENCLOSURE分两种:
3 M- d: R/ ~% @* |2 L5 o! e3.5 ENCLOSURE, ELECTRICAL – A part of the equipment intended to limit access to parts that are
) t/ ^! K; Y0 p9 v. hoperating at voltage levels in excess of Class 2 or LVLE.
+ J# _; G) R/ @8 u3.6 ENCLOSURE, FIRE – A part of the equipment that is intended to minimize the spread of fire or* }# f8 ]8 Y3 U
flames from within a product.
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UL8750 CL1.3没有含UL23887 o X2 p+ a( P7 p& `) R
1.3 LED equipment is utilized in lighting products that comply with the end-product standards listed below.7 f: D' k: A( I+ i; e6 k, }5 r7 X
The requirements in this standard are intended to supplement those in other end-product standards.6 N& t9 R/ ]6 Z* u6 |
Included are:2 L! z; t2 y8 Z4 V- Q4 L
a) Electric Signs, UL 48,+ G! @% f7 Q1 Y% D* k
b) Portable Electric Luminaires, UL 153,
- t6 S0 w7 E0 j' J9 `3 K. _c) Underwater Luminaires and Submersible Junction Boxes, UL 676,
) ~, e' k( `5 E% L, ~! v6 x$ Dd) Emergency Lighting and Power Equipment, UL 924,! a. q/ x) p8 h
e) Stage and Studio Luminaires and Connector Strips, UL 1573,
# y2 \2 m* t. S" _2 Wf) Track Lighting Systems, UL 1574,
7 c1 x- j5 t& T% O* D4 kg) Luminaires, UL 1598,# G' }$ N- }# c! F$ v9 J% v. ^8 W: s
h) Direct Plug-In Nightlights, UL 1786,% D/ L ^! i; J* @7 @6 `
i) Low Voltage Landscape Lighting Systems, UL 1838,$ ]* b3 T3 d; r& @- q
j) Self-Ballasted Lamps and Lamp Adapters, UL 1993,
# c P% P; T3 W8 ok) Luminous Egress Path Marking Systems, UL 1994, and3 Y4 ?: {# h, O/ U0 j7 Z
l) Low Voltage Lighting Systems, UL 2108.
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3 b% S5 z8 g1 L; c所以要求就是UL2388+UL8750。至于该满足什么防火等级,请对照UL8750 6.3 Polymeric materials for enclosures and electrical insulation检查。 |
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