3WE6W60/OCG12N9DKL,3WE6W60/OCW220-50NK4,3WE6W60/OCW220-50NZ4,3WE6W60/OCW220-50N 3WE6W60/OCG12N9DKL,3WE6W60/OCW220-50NK4,3WE6W60/OC 无锡市昌林自动化科技有限公司