电机软启动器的升级研究

The Upgrade Research of Soft Start Motor Controller

以西门子3RW系列软启动器为例,重点论述了电机软启动器由旁路型升级改造为内置旁路型的必要性与实际可行方案。

This paper takes the series of the Siemens 3RW soft start as an example, analyzed the necessity and feasibility project of changing the bypass type of soft start to the built-in bypass type of soft start.