ralf 发表于 2017-6-12 12:37 6 A1 J, e% V. }标准不能彻底涵盖的,需从实际安全角度出发考虑。
* x3 h9 j4 W% B9 x6 J, A) n9 IA circuit or conductive part is termed "earthed" if it is connected to a protective earthing terminal or contact in + b0 w8 _, a P6 c' h+ h6 O7 k9 zsuch a way as to meet the requirements in 2.6 (although it will not necessarily be at earth potential). Otherwise the circuit or conductive part is termed "unearthed".作者: 麦子-tmac 时间: 2018-7-4 08:38
这种结构搞接地反而麻烦的。因为输出+肯定做不到接地连续性, 所以导致你的产品L/G之间也需要加强绝缘。