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楼主,我查了些资料,供你参考。% c8 R; r* ]8 {' y2 S
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A) UL 1838
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1.1 The requirements in this standard apply to a low-voltage landscape lighting system and components% `1 F7 p9 B( N' ^" @! S2 D6 p8 q
that consist of an isolating type power unit, low voltage cable or flexible cord, and luminaires. The) p, y# ~0 r) d
equipment is intended to be installed in accordance with the National Electrical Code, ANSI/NFPA 70.# B( X$ B r' H- a
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1.6 This standard covers luminaires and low voltage system components intended for use submersed in' |; z& L* _8 i0 M
or floating on:3 d" s5 f. O& w. h4 V' H! _
a) portable self-contained fountains; and& L$ }1 y& L7 ~
b) ponds and other natural and artificially made body of water within the scope of Article 682
; e. n+ C6 N, v7 L3 f“Natural and Artificially Made Bodies of Water” of the National Electrical Code, NFPA 70.. [0 }1 o T$ `0 d8 i% t3 g1 R) }2 p! @
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' E; D. e- Y- U1 DB) NFPA 70) k- U0 W* M3 M( n" e) `: Z7 u6 {
I. General
* d! T, F+ o7 l" }! C/ v682.1 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& _* l8 T7 p5 w7 Rarticles in this Code, such as but not limited to aeration
1 P/ y/ a( @% r0 u, i- c7 `( f0 b: tponds, fish farm ponds, storm retention basins, treatment& V; E8 S0 Q! e
ponds, irrigation (channels) facilities.* m4 L( J0 B# _7 D
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`1 _8 g" k- F& _0 j680.1 Scope. The provisions of this article apply to the
/ Z# Z- f9 ^2 a( Iconstruction and installation of electrical wiring for, and
, [8 s! W: o( e7 r% Z$ t9 A% oequipment in or adjacent to, all swimming, wading, therapeutic, and decorative pools; fountains; hot tubs; spas; and
( l5 r# h# C7 b* o# M; ^hydromassage bathtubs, whether permanently installed or
$ `: y% U! |- z3 h% m- Dstorable, and to metallic auxiliary equipment, such as
; W7 I* m( X% b3 [2 L' hpumps, filters, and similar equipment. The term body of9 c' }* y2 f4 M. F
water used throughout Part I applies to all bodies of water
, Z0 N$ |8 O- S$ i; t* _2 qcovered in this scope unless otherwise amended.' R1 I# u" x& X( j9 g0 o9 X
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& J& P7 l8 i3 D% j# D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。+ \& i+ w- h9 X; ?- \/ T: f; j
5 H2 S* k+ X! T e' W0 V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。
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