3WE10B31/OCW220DKL,3WE10B31/OCG24DKL,3WE10B31/OCW220RDKL,3WE10B31/OFCW220NZ4, 3WE10B31/OCW220DKL,3WE10B31/OCG24DKL,3WE10B31/OCW2 无锡市昌林自动化科技有限公司