... 3PH 2.2KW MULTI-FUNCTIONAL VFD/AC DRIVE/FREQUENCY INVERTER 1. SY8000 AC DRIVE/VFD Features:SANYU ... fluctuation: within -15%10%; voltage imbalance: <3%; frequency fluctuation: within 5%.outputVoltageSingle phase,220V & 3 phase, ... 485 connector RS485+,RS485-4 bits LED displaysetting frequency, output frequency, output voltage, output current, motor speed, ... MULTI-FUNCTIONAL VFD/AC DRIVE/FREQUENCY INVERTER