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520168 发表于 2013-10-31 14:02 ! C6 c% k% p' `8 ^& Y
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,
- i" n# }: }6 i6 P4 j9 ]8 Q/ L内部线是安全低电压吗!
) o, ]) V0 w* P3 Y第9章, 附录c) no trace of water on current-carrying parts or SELV parts where the voltage under load , J c: _8 _3 P6 O/ s# D- `
exceeds 12 V r.m.s. or 30 V ripple-free d.c. or on insulation where it could become a hazard ' z* H: i% J. D2 l% C
for the user or surroundings, for example, where it could reduce the creepage distances & @, n: S) ~7 j8 q* T! e
below the values specified in Section 11; |
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