combination interlock relay

With the computer interconnection control system substitution relay interconnection control system,realizes the Huai Nan mining area railroad private line equipment promotion,the improvement labor intensity,enhances the transportation efficiency.

采用计算机联锁控制系统取代继电器联锁控制系统,实现淮南矿区铁路专用线的设备升级,改善劳动强度,提高运输效率。