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Class 0 - Only protected by basic insulation.
: f5 X/ c4 c) `. | 通过基本绝缘加以保护1 W0 u1 R+ [/ B7 Y/ B( E
4 ~$ W. B9 J3 f
Class I - Protected by earth and basic insulation.% w- \% W, Y# h3 h D0 G
通过接地和基本绝缘6 u/ I/ Y6 v& I
, ?1 V0 b, P hClass 0I - Protected by an earth connection which needs to be installed by user and basic insulation.
- F4 P K" B5 ]$ w通过基本绝缘和用户需安装的地的连接
9 x: X6 S) R9 t( }
. Z: V0 q2 Z) L- A4 O7 NClass II - Protected by double or reinforced insulation through out the equipment. There shall be no earth connection.+ J3 n6 v4 J" S* }
通过双层或加强绝缘加以保护& W+ w& M5 ^' f7 ]" e
# I+ _* F- ^/ \2 M m0 y6 r; |Class III - Only SELV throughout the equipment (<42.4Vpeak & <60Vdc).) L" }8 w6 |1 A7 H% [. l, `9 H* h
安全低电压设备(符合电压低于42.4vpeak, 60vdc) |
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