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引用第36楼aiduoxi于2011-05-05 09:01发表的 :9 r! v: o3 g. r/ `
至少IP67和IP65防护等级;
" s2 T$ R7 V, f+ ~) e5 X+ q至少IP67或IP65防护等级;) |# h1 N1 ?6 l4 e% [7 g3 t3 Z
这和与或有区别吗?
9 r l! {6 O& p: r' C: v和 AND ,两者都;
2 i' x) q9 @8 ] @或 OR,两者满足其一;
3 k* o" c' z& h3 d w( \/ I还有一种AND/OR ,两者满足其一,或全部都可。/ T9 c; I& L7 D% E2 R) `
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以IEC/EN 60598-2-12夜灯标准为例:% S& R/ k2 D; s/ H5 [: |
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.2 p c/ [* I7 p/ w8 R& V) U3 [
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。
' U9 H% a4 y% Y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:9 R' e5 l# ^, d" q- _2 T4 K
13.5.2 Rated maximum surface temperature T in °C; T marking to be given on the luminaire1 O" o4 G$ G' ~( ~
according to second column (B) of Table 3.1 of IEC 60598-1 and/or in the manufacturer’s$ U" k S4 _, k# W/ T
instructions and catalogues.
+ n5 V. O/ K9 h3 y$ v# y' v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。! Z1 r. L5 V; b$ w3 n+ [7 Q, Y
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13.13 Resistance to dust, solid objects and moisture
. O9 `! d" X2 y; a1 c* TThe provisions of Section 9 of IEC 60598-1 apply, together with the following:
8 r7 j6 R( X9 t) I* U( iThe order of the tests specified in Section 9 of IEC 60598-1 shall be replaced by the order
0 e5 G- O$ A( I9 @- a& D+ ?given in 13.12
4 P0 Q3 D6 M" m2 J* pLuminaires shall meet at least both IP65 and IP67 requirements.4 N+ k$ p4 Q3 b, T, O: `
IP要求用的是AND,是两者都要满足,即至少IP65和IP67。
6 L( s7 A6 }0 I1 S8 I防喷有IP65和IP66,水密有IP67和IP68,: |) W( V5 v% z
因此有四种组合方式都认为满足标准要求。 |
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