高压变频器功率模块过压故障的案例分析

High voltage inverter power module overvoltage of breakdown case study

高压变频器功率模块过压故障是较严重的故障类型，容易引起变频器故障停机。通过过压故障原因的分析与实践，提供了快捷查找故障原因的方法和思路，大大缩短了故障排除时间。

High voltage inverter power module overvoltage breakdown is more serious fault type, easy to cause converter downtime. Through the overvoltage analysis of failure and practice, and provides quick malfunction causes methods and ideas, greatly reducing the troubleshooting time.