关键词：Micromaster440变频器；误报过流故障；电流检测；接插件设计缺陷；解决方法
Abstract: Guodian Shenneng Sichuan Huayingshan Power Generation Co. Ltd. used 8 SIEMENS Micromaster440 converters as motor speed regulation in scraper coal feeder. In the maintenance process, it is found that the design defect of the converter will often lead to t
[登陆后可查看全文]
