4WE6V60/OCW220-50NZ5L,4WE6V60/OCW220-50NDL,4WE6V60/OCW220-50NDKL,4WE6V60/OCW220 4WE6V60/OCW220-50NZ5L,4WE6V60/OCW220-50NDL,4WE6V60 无锡市昌林自动化科技有限公司