variable speed electric motor controllers 1)Power:0.4-500kw 2)Delivery :7 to ... 3)CE,ISO9001:2000 Approved 4)MOQ:1pc variable speed electric motor controllersALPHA6000 frequency inverter adopt magnetic flux vector control, output low ... multi-function input/output terminals ApplicationConveyor, Steel, Cement, CNC machine, Fan & pump, Chemical fiber, Sugar, Glass, Packaging, Metal, Plastic machining, ...