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520168 发表于 2013-10-31 14:02 
/ L5 b; G+ J& t' @60245IEC53是普通二类灯具(IP20)使用的,既然内部线不密封可以淋到水就属于非普通灯具要用60245IEC57, 2 h4 C/ @7 M! ^2 S% t
内部线是安全低电压吗!/ A; V5 e" w4 Y. k& |8 Y
第9章, 附录c) no trace of water on current-carrying parts or SELV parts where the voltage under load 8 J( b, Y4 Q% O1 `/ Q
exceeds 12 V r.m.s. or 30 V ripple-free d.c. or on insulation where it could become a hazard
& j/ z" N i. D7 [; hfor the user or surroundings, for example, where it could reduce the creepage distances
: B' {( Z' T. U4 o) d9 _" Wbelow the values specified in Section 11; |
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