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引用第36楼aiduoxi于2011-05-05 09:01发表的 :! D. U& @# @4 q( l1 ^& L' O
至少IP67和IP65防护等级;, f! k- O! s+ u8 u! f9 B. `
至少IP67或IP65防护等级;5 q$ P) j: J( u8 \& w$ h. O
这和与或有区别吗? 4 D) g3 s0 ~% c4 V4 I
和 AND ,两者都;6 s& Z( |9 q" `& z7 t
或 OR,两者满足其一;
# C3 e5 B! [ z, ] S还有一种AND/OR ,两者满足其一,或全部都可。
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以IEC/EN 60598-2-12夜灯标准为例:/ a& L9 H4 p# e! I
12.6.8 Mains socket-outlet mounted nightlights shall not have a cover that is shaped and/ordecorated so that it is likely to be treated as a toy by children.
. Y9 g+ w) P8 t' u4 l" t用的是AND/OR,即夜灯外盖的形状,或装饰,或形状+装饰,不能被儿童视为玩具。1 N1 a+ F$ e0 m4 Y) x
近三年关于夜灯的欧盟通报中,充分说明了这一点,足球形状的被通报,带个卡通图画的也被通报。
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看IEC/EN 60598-2-13地埋灯标准:
( h0 _( N6 A' c) G13.5.2 Rated maximum surface temperature T in °C; T marking to be given on the luminaire- m, w9 z, x, P! ?, l& _0 c9 _
according to second column (B) of Table 3.1 of IEC 60598-1 and/or in the manufacturer’s
' W L; N9 C1 X0 |! winstructions and catalogues.8 Y# |1 T: r- f1 M' T* J2 B
也是AND/OR,即最高表面温度标识,可以在灯具本体标出,也可以只在说明书中,也可以灯具+说明书中标出。
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7 k6 ]4 a6 l5 G' Z13.13 Resistance to dust, solid objects and moisture' P5 J# g/ |) N& m5 [: p3 ~0 ?
The provisions of Section 9 of IEC 60598-1 apply, together with the following:- ?: z _& L% q5 ^' y6 v+ t5 \
The order of the tests specified in Section 9 of IEC 60598-1 shall be replaced by the order
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' l2 S9 `3 r rLuminaires shall meet at least both IP65 and IP67 requirements.8 a0 t8 b9 c a* W4 j# N
IP要求用的是AND,是两者都要满足,即至少IP65和IP67。5 [+ N" G# N" D5 ~0 y* }
防喷有IP65和IP66,水密有IP67和IP68,
; e3 c( b6 `- H5 g; I. e4 p因此有四种组合方式都认为满足标准要求。 |
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