保护接地与保护接零混用的危害性探讨

Discussion on the Harmfulness of Mixed Use of Protective Grounding and Protective Grounding

文章系统性地分析了接地型式、接地标准和规范,指出同一系统中保护接地与保护接零混用,推高了电气设备的安全风险,危害性极大。

This paper systematically analyzes the grounding types,grounding standards and specifications,and demonstrates that the mixed use of protective grounding and protective zeroing in the same system increases the safety risk of electrical equipment and is extremely harmful.