single phase frequency converter 50hz 60hz 1)Power:0.4-500kw 2)Delivery :7 ... 2000 Approved 4)MOQ:1pc single phase frequency converter 50hz 60hzALPHA 5000 series magnetic flux vector control frequency ... pump, CNC machine, Metal, Glass, Packaging, Plastic machining, Petrochemical, Chemical fiber, Paper & printing, Textile printing ALPHA 5000 single phase frequency converter 50hz 60hz ...