... constant,variable torque mode, flexible I/O, field bus VD4 series single phase, 220V AC 0.75KW frequency inverters ... kinds of torque-derating modes (2nd power, 1.7th power, 1.2nd power)Accelerate/Decelerate curveTwo modes:linear Acc/Dec ... control terminalsTextile wobble frequencyAdjustable preset frequency and center frequencyAuto voltage regulation(AVR)When the power system voltage changes, maintain ...