Around the small current system grounding route principle and technology,combining with the working practice and status of power,conclude the existing each route principle and method,and gives the inductive analysis and review,thus,it solves small current grounding selection issue,and correctly and fast detects the faulted circuit.%围绕小电流系统接地选线原理和技术,结合电力工作实践和现状,对现有各种选线原理和方法做了系统的归纳,并给出分析和总结,从而解决了小电流系统接地选线问题,准确快速地检测出故障线路。
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