小电流接地选线装置的原理及应用

Principles and Applications of the Low Current Grounding Selector

介绍了小电流接地系统的优点,就如何正确选择故障线路进行了分析,提出了零序电流的采集原则及方法,并对零序电流互感器的正确使用做了说明。

This paper introduces the advantages of low current grounding select or, puts forward the principles and methods of collecting zero sequence current, and describes the proper operation of zero sequence current transformer.