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引用第36楼aiduoxi于2011-05-05 09:01发表的 :
* Q% c& \6 y4 I, G至少IP67和IP65防护等级;
# r% p2 o- C% V s3 }+ J) @至少IP67或IP65防护等级;& d; i" n& p; |4 L* u% v
这和与或有区别吗?
- @ L" K: D+ |. i5 U# M和 AND ,两者都;
7 d+ G) g i8 ^0 `- Q( a或 OR,两者满足其一;
" |* `- [+ Y7 P还有一种AND/OR ,两者满足其一,或全部都可。, o2 _4 ~' ]0 ?
# `! G) x% O( s$ j
以IEC/EN 60598-2-12夜灯标准为例:
6 q9 b' v0 w5 @% g7 X3 W12.6.8 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.
2 I, N! Y4 T* H( e; Z5 L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。
! v! K4 y2 z# @2 W' q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。( t! m2 B- l: \$ X: ?) m/ w
' {, m8 W l- G) \5 _$ c看IEC/EN 60598-2-13地埋灯标准:% \8 a/ v+ i$ X! h3 u6 U
13.5.2 Rated maximum surface temperature T in °C; T marking to be given on the luminaire
8 V f: g* N3 I( H" `3 [# s$ Vaccording to second column (B) of Table 3.1 of IEC 60598-1 and/or in the manufacturer’s
5 e, V' t( O% [- jinstructions and catalogues.
8 K/ c4 d$ K! g, i/ _" K; y7 `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。$ [/ I* m/ l! h% s4 I
7 Z$ e& B, a0 P
13.13 Resistance to dust, solid objects and moisture
5 b* [& }( X# u( Q: l6 BThe provisions of Section 9 of IEC 60598-1 apply, together with the following:- c4 F2 K7 Q8 x' e# Z5 D
The order of the tests specified in Section 9 of IEC 60598-1 shall be replaced by the order
! j2 H) S; ?9 `1 e2 t8 mgiven in 13.12
' e4 o. p% Y5 wLuminaires shall meet at least both IP65 and IP67 requirements.: u: W' J3 u% J0 @5 ] w
IP要求用的是AND,是两者都要满足,即至少IP65和IP67。' O" Q" L" _: J& m
防喷有IP65和IP66,水密有IP67和IP68,( ~( E) g! ? P0 B" `5 d% U
因此有四种组合方式都认为满足标准要求。 |
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