... , CCC,SGS, ISO 380V 3PH-3PH 2.2KW MULTI-FUNCTIONAL VFD/AC DRIVE/FREQUENCY INVERTER 1. SY8000 AC DRIVE/VFD Features:SANYU ... communication portRS-485 connector RS485+,RS485-4 bits LED displaysetting frequency, output frequency, output voltage, output current, motor speed, output torque, switch ... direct sunlight.Vibrationless than5.9m/ S2 380V 3PH-3PH 4KW MULTI-FUNCTIONAL VFD/AC DRIVE/FREQUENCY INVERTER