The 1-18 rolling mills of Shougang Changzhi Steel Co.,Ltd.'s bar production line are all driven by Siemens S120 frequency converters.With the discontinuation of the CU320 control unit and interface board CIB of Siemens S120 frequency converters,spare parts cannot be purchased and can only be upgraded to the latest version of CU320-2 control unit and interface board CIM+IPD.The focus is on introducing the hardware upgrade and project upgrade process.
关键词
S120变频器/CU320/接口板/项目升级
Key words
S120 frequency converter/CU320/Interface board/project upgrade