... Min frequency inverter SAPWM vector control Mini Frequency InverterProduct Characteristic:1,Control Mode: SAPWM vector control.2,0.00~400. ... 400HZ3, Instruction Passage Mode: Operator Panel , Terminal Control, Long-distance communication control.4, Frequency setting the signal :number keyboard ... and Stop DC current braking can be adjusted solely.8,Speed control precision: ±0.5% the top speed (SVC) ...