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楼主，我查了些资料，供你参考。
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A) UL 1838; m! t7 o8 }3 r- j( e! F
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1.1 The requirements in this standard apply to a low-voltage landscape lighting system and components
* N, R0 @5 L& q) }2 U# Fthat consist of an isolating type power unit, low voltage cable or flexible cord, and luminaires. The, A& {' ]1 o$ U/ m8 U9 B" b
equipment is intended to be installed in accordance with the National Electrical Code, ANSI/NFPA 70.
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; G) |( O9 e# z/ x5 V1 R9 M1.6 This standard covers luminaires and low voltage system components intended for use submersed in
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) `! m! L; C: W- {1 d# v* _7 Za) portable self-contained fountains; and) F) q2 c8 k& D2 d/ `( c" @& P
b) ponds and other natural and artificially made body of water within the scope of Article 682
& N7 q9 V, c( w; O“Natural and Artificially Made Bodies of Water” of the National Electrical Code, NFPA 70.) H+ |0 _1 _6 @* z! }9 M
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" g# r+ w& P$ q6 F* gB） NFPA 70+ d" F5 ? y# V4 N$ x" V
I. General3 g7 I3 D+ y. h: l
682.1 Scope. This article applies to the installation of electrical wiring for, and equipment in and adjacent to, natural or artificially made bodies of water not covered by other
. M1 ]/ ]: D0 ^- X. b. @ d' \. Aarticles in this Code, such as but not limited to aeration8 I1 ^. r: f% b
ponds, fish farm ponds, storm retention basins, treatment% I4 P1 u' h: l$ Y
ponds, irrigation (channels) facilities.
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680.1 Scope. The provisions of this article apply to the6 W4 M/ [4 ^& n& z7 ^
construction and installation of electrical wiring for, and% W/ B; W$ X0 \) M; B) y6 {
equipment in or adjacent to, all swimming, wading, therapeutic, and decorative pools; fountains; hot tubs; spas; and
7 n: m" F4 v, X/ h+ e$ Y7 Rhydromassage bathtubs, whether permanently installed or! n2 i% B2 a2 ]
storable, and to metallic auxiliary equipment, such as' l, a6 w, B& c; i; K* _& b
pumps, filters, and similar equipment. The term body of
" y1 x4 @* d& M a+ v7 Z9 l, \water used throughout Part I applies to all bodies of water" v9 \3 J( A5 N) u# j. [9 N& `* e! Y
covered in this scope unless otherwise amended.
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从以上信息所看，符合相关要求的低电压户外灯具只能在无人的水体中使用（参考NFPA 682章节），人会进入的水体中的设备要参考680章节，所以估计要使用UL 676。" n( W5 e, P C# r, B" L/ L* S
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另，楼主的灯具是做喷淋测试，喷淋验证的灯具不能浸入水中。! G! D& z( Z+ G
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发表于 2016-7-21 17:16
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