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520168 发表于 2013-10-31 14:02 - j0 H' i7 p: c) S3 ?' T# w- c/ q' v
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,
1 m# t1 ^! y4 E: ~1 v内部线是安全低电压吗!
( x' F. @/ I1 X8 {. r0 { j第9章, 附录c) no trace of water on current-carrying parts or SELV parts where the voltage under load 0 w0 d# L) o7 f
exceeds 12 V r.m.s. or 30 V ripple-free d.c. or on insulation where it could become a hazard
* |' I' g( C1 }. Y& {0 t& l+ G' ufor the user or surroundings, for example, where it could reduce the creepage distances : a- M. O! S2 n+ R! g: {1 q
below the values specified in Section 11; |
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