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楼主,我查了些资料,供你参考。1 ~' G0 F) s, g" A* ]" @5 f1 Y
, N- |7 f. e$ F7 GA) UL 1838
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1.1 The requirements in this standard apply to a low-voltage landscape lighting system and components+ ? n. f. |4 a. J) ~& z& ^
that consist of an isolating type power unit, low voltage cable or flexible cord, and luminaires. The
* V* B6 h+ z' t9 |3 I, I6 bequipment is intended to be installed in accordance with the National Electrical Code, ANSI/NFPA 70.' a& t' U, C( E8 A4 G
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$ X: @1 a3 C9 t L& y1.6 This standard covers luminaires and low voltage system components intended for use submersed in
# z+ K: l2 f% [' b( |7 V/ v3 q% Hor floating on:
% e5 n# Z1 [" ]+ ^$ pa) portable self-contained fountains; and
: O/ |1 p0 e2 I+ W( P" ~8 s: Kb) ponds and other natural and artificially made body of water within the scope of Article 682) ?9 f+ d* F! |* y* |7 L! s
“Natural and Artificially Made Bodies of Water” of the National Electrical Code, NFPA 70.$ _- y7 [7 z% V4 \, E$ w
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/ a7 X( y7 b8 _/ NB) NFPA 70
9 R7 B. ^$ E0 W: ]8 A( R2 iI. General
5 R; h4 A K$ c. ]" ^0 u8 k* Q, Y1 c9 k682.1 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
% S; ?3 L" z+ T1 O$ ~' g4 x" Rarticles in this Code, such as but not limited to aeration. ^. }) x. K5 X- m) ~* V+ @
ponds, fish farm ponds, storm retention basins, treatment, r0 F- p1 Q6 Z, Z0 X& [
ponds, irrigation (channels) facilities.* J! \0 b* B% G$ w
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680.1 Scope. The provisions of this article apply to the
1 a+ v0 p0 B' t0 L' L7 ?construction and installation of electrical wiring for, and
; H4 K H: c5 n6 requipment in or adjacent to, all swimming, wading, therapeutic, and decorative pools; fountains; hot tubs; spas; and
! F6 \2 i ?) K) M+ p- f6 bhydromassage bathtubs, whether permanently installed or
1 ~! \/ C. m8 ^ Y: Istorable, and to metallic auxiliary equipment, such as, u9 O, O$ J8 F6 m @& e" z
pumps, filters, and similar equipment. The term body of
* G) ~! Y" B$ o9 y, D* P3 uwater used throughout Part I applies to all bodies of water
. y! G- V- }/ D5 a9 zcovered in this scope unless otherwise amended.! R8 f4 D0 x2 w7 j$ `5 Q
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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。3 Z/ G" m! ~7 E9 M# a+ d
' p% m+ i& P3 C% S! H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。2 M* V) K/ I( N
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