智能型电动机保护控制器 PDM-810MRT PDM-810MRK PDM-810MR-3 PDM-810MR PDM-810MRC-3 PDM-810MRC 可编程微机继电保护装置 PDM-850C PDM-850E PDM-850G 三相智能型电力仪表 PDM-803A PDM-803A-F72 PDM-803V PDM-803V-F72 PDM-803P PDM-803DP PDM-803AC PDM-803AC-F72 电话：86-0570-4445556 4445557
传真：86-0570-4992337 手机：13157005588