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為什么要在起重機控制系統中加入變頻器?

2020-09-11

在引入變頻器之前,橋式起重機操作員使用基于接觸器的控制裝置控制起重機。對于低負載循環起重機,系統配備單速或雙速電機。對于更高負荷循環的起重機,他們使用所謂的繞線轉子電動機。


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