摘要
小电流接地系统接地选线功能, 在综合自动化变电所中是一项重要的功能。应用不当, 将使小电流接地系统选线装置无法正常工作, 达不到正确选线的目的。通过认真分析小电流接地系统选线装置的原理, 并结合在工程应用上的许多经验, 指出在接线上应注意的相关问题。
The function of ground faulted line detection in small-current grounding system is important in integrated automation substations,and it will fail when used improperly.This paper analyzes the principle of the ground faulted line detecting device in small-current grounding system,and indicates matters needing attention in its connection in combination with the rich experience in engineering application.
出处
《广东电力》
2005年第3期57-59,共3页
Guangdong Electric Power
关键词
小电流接地系统
容性电流
单相接地
small-current grounding system
capacitive current
single-phase earth fault
