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520168 发表于 2013-10-31 14:02 9 r% Z* T2 V0 D+ g- ~4 O% W
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, # D/ f3 z+ P3 h: I* c1 f) y
内部线是安全低电压吗!2 {: m" |2 l. z% ]) h& {; X& X6 B
第9章, 附录c) no trace of water on current-carrying parts or SELV parts where the voltage under load 6 ]: S i1 X; M$ d' d+ P L
exceeds 12 V r.m.s. or 30 V ripple-free d.c. or on insulation where it could become a hazard g; F* t; }& }2 @* r; f$ O
for the user or surroundings, for example, where it could reduce the creepage distances : e" B( ^4 D$ Z$ @: Y
below the values specified in Section 11; |
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