Formed from two cooperating relay stuetzrelais, in particular for railway protection systems.

• 1. 用于对两个总线系统进行同步的方法和设备以及由两个总线系统组成的装置 [P] . 中国专利： CN101164264B . 2012.02.15
• 2. 用于对两个总线系统进行同步的方法和设备以及由两个总线系统组成的装置 [P] . 中国专利： CN101164264A . 2008-04-16
• 3. stuetzrelais, in particular for railway protection systems. [P] . 德国专利： DE1832100U . 1961-05-31

  机译： stuetzrelais，尤其是铁路保护系统。

• 4. Apparatus for the insertion and removal of a relay groups in frames for railway protection systems. [P] . 德国专利： DE1954959U . 1967-02-09

  机译： 用于在铁路保护系统的框架中插入和移除继电器组的设备。

• 5. Apparatus for the insertion and removal of a relay groups for railway protection systems. [P] . 德国专利： DE1902046U . 1964-10-15

  机译： 用于铁路保护系统的继电器组的插入和移除的设备。

• 1. A Testing Method for Ratio Restraint Characteristics of Differential Relay Protection of Transformers [J] . Cao Zhihui, Peng Chunyan, Zhou Huaping 电气（英文版） . 2012,第005期
• 2. PROPER TESTING OF DC HIGH SPEED CIRCUIT-BREAKERS AND PROTECTION RELAYS IN A RAILWAY ENVIRONMENT [C] . Wim DHooghe ASME joint rail conference . 2018
• 3. Novel soft computing based relaying and protection schemes for electrical power systems. [D] . Saleem, Syed Muhammad Atif. 2009
• 4. Sensor4PRI: A Sensor Platform for the Protection of Railway Infrastructures [O] . Eduardo Cañete, Jaime Chen, Manuel Díaz, 2015
• 5. Performance of Mobile Relays in Loaded Conditions for Railway Transportation [O] . Mauricio Iturralde, Thomas Galezowski, Xavier Lagrange 2018
• 6. Ballistic Performance Model of Crater Formation in Monolithic, Porous Thermal Protection Systems. [R] . Miller, J. E., Christiansen, E. L., Deighton, K. D. 2014

• 1. A Study on the Protection Relay Test and Analysis Method of AC Electric Railway Substation [J] . Dae-Seok Kang ,Woo-Sik Won ,Byung-Lib Ahn . 能源与动力工程 . 2020,第006期
• 2. Research on the Process Layer and Substation Layer Relay Protection in Smart Substation Relay Protection [J] . Kong Haibo ,Xie Xiaodong ,Wang Lingfei . 电子研究与应用 . 2018,第1期
• 3. Research on Reliability of Relaying Protection in Smart Substation [J] . Kai Wang ,Wanqing Li . 世界工程和技术（英文） . 2019,第2期
• 4. Overview of Analysis on State Evaluation of Relaying Protection System [J] . Wanqing Li ,Pinduan Hu . 电力能源（英文） . 2019,第5期
• 5. 土工膜应用于岩基、软基特别是湿陷性黄土中修建引水隧洞 [C] . 赵佩钰 . 全国第四届土工合成材料学术会议 . 1996
• 6. 电力系统继电保护装置可靠性试验设备的软件系统设计及通信研究 [A] . 王丽娟 . 2009