4WE6W60/CW220-50NZ5,4WE6W60/CW220-50NZ5L,4WE6W60/CW220-50NDL,4WE6W60/CW220-50ND 4WE6W60/CW220-50NZ5,4WE6W60/CW220-50NZ5L,4WE6W60/C 无锡市昌林自动化科技有限公司