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引用第36楼aiduoxi于2011-05-05 09:01发表的 :
; t9 P- c" Q0 {4 J, x+ L/ z至少IP67和IP65防护等级;
. D/ X! u0 G: z* w3 E4 j至少IP67或IP65防护等级; H% Z* b+ W( l
这和与或有区别吗?
0 P5 k: M/ C& b( x9 P+ z和 AND ,两者都;
! I, X' C7 ?3 y4 S* m9 n或 OR,两者满足其一; q" m& b8 l5 T) R& z
还有一种AND/OR ,两者满足其一,或全部都可。# O0 {2 A$ w5 Q; S4 x; T$ J2 L
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以IEC/EN 60598-2-12夜灯标准为例:
0 b. Z. `/ m/ }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.& V8 ^& g6 b6 j5 ] Q4 A( O
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 H" u3 n. X( T8 R4 X; R
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。5 \& m4 |% e6 @& A
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看IEC/EN 60598-2-13地埋灯标准:, F+ v) x0 P0 a
13.5.2 Rated maximum surface temperature T in °C; T marking to be given on the luminaire1 e+ t! ~) o, l8 Y( n( f) k( ?
according to second column (B) of Table 3.1 of IEC 60598-1 and/or in the manufacturer’s
' ~4 S8 B- [8 hinstructions and catalogues.$ Q7 Z# J" q; N! U' Q( E
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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13.13 Resistance to dust, solid objects and moisture- m8 Y# \' p" ^( m% o/ W
The provisions of Section 9 of IEC 60598-1 apply, together with the following:4 L. U( |$ h1 m8 h" S3 k
The order of the tests specified in Section 9 of IEC 60598-1 shall be replaced by the order
: B, T% e% X4 Z- K, wgiven in 13.12
5 a5 C5 B A+ Q6 ALuminaires shall meet at least both IP65 and IP67 requirements.
' o" K) G2 f6 eIP要求用的是AND,是两者都要满足,即至少IP65和IP67。
; v K9 j3 g2 Z防喷有IP65和IP66,水密有IP67和IP68,$ j- T+ t$ q& H
因此有四种组合方式都认为满足标准要求。 |
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