The paper introduces the working principle, hardware, software, practical result of a comprehensive protector, which integrated control and detection function by use of PLC.

介绍了一种利用P LC研制的集挖制、检测为一体的矿井提升机综合保护装置的基本工作原理，硬件、软什设计和使用效果等。

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Presents the basic principle and function of the new generation of comprehensive electric protector, as well as the whole process control of HP electric motor switch-on with it.

介绍新一代综合保护器基本原理和功能，利用电气综合保护器，对高压电动机的启动实现全过程控制。

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