高压电动机中性点接地引起过电压保护器短路事故的分析

Analysis of Short Circuit Accident of Overvoltage Protector Caused by Neutral Ground of High Voltage Motor

通过一台高压电动机中性点接地案例,分析引起过电压保护器短路、配电室母线失压、设备全停的原因,并提出针对性改善措施,避免类似事故发生,保证电气系统安全稳定运行。

Based on a case of neutral point grounding of a high-voltage motor,the causes of short circuit of overvoltage protector,bus voltage loss in distribution room and complete shutdown of equipment are analyzed.Targeted improvement measures is provided to avoid similar accidents and ensure the safe and stable operation of the electrical system.