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Class 0 - Only protected by basic insulation.
; z: _* Q+ L! U9 Y; H) t 通过基本绝缘加以保护
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0 Y" a D2 ^( a& Z4 m, vClass I - Protected by earth and basic insulation.
9 {9 K+ g3 ~7 Q3 d) u 通过接地和基本绝缘
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Class 0I - Protected by an earth connection which needs to be installed by user and basic insulation.9 T9 t# ]- _2 N, m k7 D9 x
通过基本绝缘和用户需安装的地的连接
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3 R. W% d; f3 a6 ^! ~8 OClass II - Protected by double or reinforced insulation through out the equipment. There shall be no earth connection.
+ S% l6 w4 O u 通过双层或加强绝缘加以保护& V6 p% O, d: T/ Q3 L% s. B) [
8 T M7 j, E" X8 X( hClass III - Only SELV throughout the equipment (<42.4Vpeak & <60Vdc).8 B8 B T6 T0 L; V$ N
安全低电压设备(符合电压低于42.4vpeak, 60vdc) |
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