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520168 发表于 2013-10-31 14:02 6 P" Y. i0 k D: m
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, ) `9 v9 M5 c& c/ e8 D) z! N
内部线是安全低电压吗!
6 w4 Q" o z$ H( E* D8 I5 E# s第9章, 附录c) no trace of water on current-carrying parts or SELV parts where the voltage under load
/ s+ Z) I7 p. q% U# k' \, zexceeds 12 V r.m.s. or 30 V ripple-free d.c. or on insulation where it could become a hazard
; Q7 n5 X- y" P/ }7 ]for the user or surroundings, for example, where it could reduce the creepage distances
U- u, b( r+ u abelow the values specified in Section 11; |
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