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本文首先从注入信号选线装置应完成的功能以及装置的保护措施等方面的要求入手,在介绍了装置总体结构的基础上,设计了适合于煤矿单相接地选线的漏电保护装置,对装置中应用到的若干关键技术进行了分析,解决了注入装置和远方保护单元之间的配合问题,提高了故障选线的效率及可靠性。
In this paper, starting from the requirements of the signal signal line selection device to be completed and the protective measures of the device, based on the introduction of the overall structure of the device, designed a leakage protection device suitable for single phase grounding line selection in coal mine, In the application of a number of key technologies were analyzed to solve the injection device and remote protection unit with the problem of cooperation and improve fault line efficiency and reliability.