3WE6W60/OCW220-50NZ5L,3WE6W60/OCW220-50NDL,3WE6W60/OCW220-50NDKL,3WE6W60/OCW220 3WE6W60/OCW220-50NZ5L,3WE6W60/OCW220-50NDL,3WE6W60 无锡市昌林自动化科技有限公司