0.75KW Variable Frequency Inverter with Small Fan 3 Phase AC380V Input Output Variable Frequency Drive Converter Item Type: Variable Frequency Drive Material: Aluminum Alloy, Flame Retardant PC Input Output Current: 3.4A or 2.5A Applicable Motor Power: 0.75kW Ambient Temperature: -10℃ To +40℃ (If The Ambient Temperature Is 40℃ To 50℃, Please Reduce The Amount Of Use) Ambient Humidity: 5% To 95%RH, No Condensation Of Water Droplets Surrounding Environment: Indoor (No Direct Sunlight, No Corrosion, Flammable Gas, No Oil Mist, Dust, Etc.) Altitude: 1000 Meters Or More, 10% Reduction For Every 1000 Meters Of Altitude Protection Levels: IP20 Cooling Method: Air Cooled, With Fan Control Typical Functions: Multi Segment Speed And Wobbling Frequency Operation: 16 segment programmable multi segment speed control, multiple operation modes. Wobbling Frequency Operation: Preset frequency, adjustable center frequency, state memory and recovery after power failure