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引用第36楼aiduoxi于2011-05-05 09:01发表的 :- ~( K! A3 Z4 j" G: g7 n
至少IP67和IP65防护等级;
, y. `, Q& W5 k& Z至少IP67或IP65防护等级;; g- Q2 r" n( ]/ |/ b% I# m5 A7 Q9 y" D
这和与或有区别吗? 4 s$ k L; l8 i2 g
和 AND ,两者都;
% u; w, ]; g" ?( B5 x7 b9 h或 OR,两者满足其一;
4 i0 A: }/ C- ^4 \) f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:, M5 F- O! p! {4 W5 e; D
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.
" x( z$ y+ u# v/ x1 w2 L2 |) M+ m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。5 T& L2 P/ _5 M
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:- ^$ a1 `, K4 i8 @6 D
13.5.2 Rated maximum surface temperature T in °C; T marking to be given on the luminaire) V- _7 V3 m! X$ x. X2 u
according to second column (B) of Table 3.1 of IEC 60598-1 and/or in the manufacturer’s9 a* V- M# m, J" h& @) ]. \/ U$ Y
instructions and catalogues.
' P* n# C& E, R; M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。; N/ d3 _: I9 _4 |1 u$ J
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13.13 Resistance to dust, solid objects and moisture
& \5 ~. N0 Y0 T4 }0 ^The provisions of Section 9 of IEC 60598-1 apply, together with the following:
* V3 J n, A- t& n: dThe order of the tests specified in Section 9 of IEC 60598-1 shall be replaced by the order
/ ~, U. |3 e1 }9 r" B( g# Kgiven in 13.12$ G+ Q: R1 C B: p3 P
Luminaires shall meet at least both IP65 and IP67 requirements.5 o( y/ g# S! n
IP要求用的是AND,是两者都要满足,即至少IP65和IP67。& O# y! J. [) A/ s5 I0 [
防喷有IP65和IP66,水密有IP67和IP68,) G$ L3 }- n. j) T% z3 b* b
因此有四种组合方式都认为满足标准要求。 |
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