台达VFD-B系列单相380v0.75kw变频器VFD007B21A二手台达变频器B系列0.75KW5A单相220V400HzVFD007B21A上海四喜机电自动化科技有限公司公司电话:021-34130358;13524435491封工台达VFD-B系列向量型变频器VFD007B21AVFD015B21AVFD022B21AVFD007B43AVFD015B43AVFD022B43BVFD037B43AVFD055B43AVFD075B43AVFD110B43AVFD150B43AVFD185B43AVFD220B43AVFD300B43AVFD370B43AVFD450B43AVFD550B43AVFD750B43AB、VFD-M系列变频器VFD004M21A-AVFD007M21A-AVFD015M21A-AVFD022M21AVFD007M43B-AVFD015M43B-AVFD022M43B-AVFD037M43AVFD055M43AVFD075M43A台达VFD-B系列单相380v0.75kw变频器VFD007B21A)