3WE6A60/OCG12NK4,3WE6D60/OCW220RN9DKL,4WE6Y60/OFCG12NDL 3WE6A60/OCG12NK4,3WE6D60/OCW220RN9DKL,4WE6Y60/OFCG 无锡市昌林自动化科技有限公司