Analyse the problems of electromagnetical relay used in transformer substation, inroduce system configuration of transformer substation reform , characteristic of technology.
分析了变电站原用电磁式继电器存在的问题，综合自动化改造的系统结构，技术特点。
This paper Outlines the computer monitoring system and relay protection system of Shuiquan Bay pumping station for level ground water diversion project, and system configuration and main function.
概述了坪上输水工程水泉湾泵站的计算机监控系统、继电保护系统以及系统的配置和主要功能。
A distributive configuration PLC system was used as control terminal of the detection device, while a relay loop as a redundancy control system.
设计一种基于光电池的核废料沉淀罐沉淀界面位置检测装置，采用分布式组态plc系统作为控制终端，继电器控制回路作为冗余控制系统。
A distributive configuration PLC system was used as control terminal of the detection device, while a relay loop as a redundancy control system.
设计一种基于光电池的核废料沉淀罐沉淀界面位置检测装置，采用分布式组态plc系统作为控制终端，继电器控制回路作为冗余控制系统。
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