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引用第36楼aiduoxi于2011-05-05 09:01发表的 :
, w7 b2 N3 ^3 u T! X2 l至少IP67和IP65防护等级;
) O" @4 e+ t' ?9 t至少IP67或IP65防护等级;
9 V0 b% e% _) e, n' m3 s这和与或有区别吗?
. j3 g3 p& J5 w' M+ j! `和 AND ,两者都;% V" @( f; o. c
或 OR,两者满足其一;8 `* p" g( E9 S2 C9 j9 l! |% k( [
还有一种AND/OR ,两者满足其一,或全部都可。3 B# o$ h7 L( r/ z/ \+ [
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以IEC/EN 60598-2-12夜灯标准为例:* l m8 d+ M0 H; ?: y/ y9 O( R
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.
6 N- H0 S1 B. O0 Q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。6 p9 K6 `' s2 ]# C" W
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。, d m! f* V/ r9 n
7 n( P+ ]1 t% _看IEC/EN 60598-2-13地埋灯标准:
' t# F0 g9 Z+ j. j8 e" I. w3 f13.5.2 Rated maximum surface temperature T in °C; T marking to be given on the luminaire
3 b Q. {5 k6 v! i3 T8 G, Eaccording to second column (B) of Table 3.1 of IEC 60598-1 and/or in the manufacturer’s2 }1 c1 u o& o
instructions and catalogues.
3 L: Q; q* k: w( c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。: |; h# R0 e1 U% K' H
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13.13 Resistance to dust, solid objects and moisture
6 C# |+ Z" p4 o6 o! K/ L% `3 TThe provisions of Section 9 of IEC 60598-1 apply, together with the following:
+ D% b% ^! Y9 J6 XThe order of the tests specified in Section 9 of IEC 60598-1 shall be replaced by the order2 v$ B+ \0 S7 B, R0 ^
given in 13.12$ W" p5 v8 a7 s- c2 U- d; d
Luminaires shall meet at least both IP65 and IP67 requirements.% M2 f% |& M( v5 F/ _+ Y. g
IP要求用的是AND,是两者都要满足,即至少IP65和IP67。
% O% `- j, {, S* P9 f- C防喷有IP65和IP66,水密有IP67和IP68,
! C2 E. {1 }" _. u* p/ k因此有四种组合方式都认为满足标准要求。 |
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