Gear PumpChina 2.2kw /AC 220V Variable Frequency Drive, Changron VFD Inverter Frequency Converter for 2.2kw (3HP) Motor/Spindle Speed Control, 1 Phase Input and 3 Phase Output, Find details about China VFD, Variable Frequency Drive from 2.2kw /AC 220V Variable Frequency Drive, Changron VFD Inverter Frequency Converter for 2.2kw (3HP) Motor/Spindle Speed Control, 1 Phase Input and 3 Phase Output