220V single-phase to three-phase VFD is an electrical power control unit that can convert 220V single-phase power into three-phase power. It possesses the capability to alter the motor speed and increase the degree of automation of the production line. It can be extensively used in many industrial equipment and systems, for instance, fans, water pumps, elevators, conveyor belts, etc. By adjusting voltage and frequency, the 220V single-phase to three-phase inverter can provide stable and efficient power supply, with perfect control and highly efficient operation of the equipment.
Single-phase to three-phase output: It is able to convert 220V single-phase power into three-phase power, which can be used for areas where there are only single-phase powers, to enable three-phase motors to function normally as well.
Speed control function: It can control the motor speed and help you to adjust the equipment speed as needed.
Energy saving: By controlling the motor speed, unnecessary power waste is avoided, saving electricity and cost.
Safety protection: Overload, overvoltage, undervoltage and other multi-protection functions are embedded inside to ensure safe operation of the equipment.
Intelligent control: Various control modes are supported to meet various application needs, simple and easy to use.
| Table1 main technical specifications | |||
| Input | Rated voltage, frequency | 3P AC380V;50/60Hz 2P AC220V;50/60Hz | |
| Voltage Range | 3P AC360V~450V 2P AC190V~250V | ||
| output | Voltage | 0~460V 0~260V | |
| Frequency | Low Frequency :0~300Hz High frequency :0~3000Hz | ||
| Overload Capacity | G Type:110% 150% 1min 200% 4s | ||
| P Type:105% 120% 1min 150% 1s | |||
| Mode of control | V/F control 、High Level V/F control 、V/F Separation control 、No PG current vector control | ||
| Control characteristics | Frequency resolution | Analog Setting | Max output frequency 0.1% |
| Digital Setting | 0.01Hz | ||
| Frequency accuracy | Analog input | Within the max output frequency 0.2% | |
| Digital input | Within the setting output frequency 0.01% | ||
| V/F Curve | |||
| V/F Control | Moment Improvement | Manually set :Rated output 0.0~30.0% Auto Improvement:According output current and motor parameters to auto improve moment. | |
| Automatic flow limiting and voltage limiting | Whether in the process of acceleration, deceleration or stable operation, the stator current and voltage of the motor can be automatically detected, and it can be suppressed to the allowed range according to a unique algorithm to minimize the possibility of system failure jumping. | ||
| Inductive vector control | voltage frequency characteristics | Automatically adjust the output voltage-frequency ratio according to the motor parameters and unique algorithms. | |
| Torque characteristics | Starting torque:3.0 Hz 150% rated torque (VF control)150% rated torque at 1.0 Hz (Advanced VF Control)150% rated torque at 0.5 Hz (no PG current vectorcontrol)Constant operating speed accuracy :≤0 2% ratedsynchronous speedVelocity fuctuation :s+0.5% rated synchronous speedTorque response :≤20 ms (no PG current vectorcontrol) | ||
| Self-determination of motor parameters | Without any restrictions, automatic parameter detection can be completed under the static and dynamic motor to obtain the best control effect. | ||
| Current and voltage suppression | The whole process of current closed-loop control andcomplete avoidance of current impact has a perfectover-current over-voltage suppression function | ||
| Under voltage suppression in | Especially for users with low grid voltage and frequent grid voltage fuctuations, even if it is below the allowed voltage range, the system | ||
| operation | can maintain the maximum possible running time based on unique algorithms and residual energy allocation strategies. | |||
| Typical function | Multi-Speed runningPID controlRS485 | 16-stage programmable multi- speed control and multiple running modes are optional. Pendulum frequency operation: preset frequency, center frequency adjustable, state memory and recovery after poweroutageBuilt-in PID controller (preset frequency) . Standard configurationRS485 communication function, multiple communication protocols are optional, and there is linkage synchronization control function. | ||
| Frequency setting | Analog input | DC Voltage 0~10V,DC Current 0~20mA | ||
| Digital input | Operation panel setting, RS485 interface setting, UP/DW terminal control, and various combination settings with analog input can also be made. | |||
| Output signal | Digital output | Two DO terminals open collector output and two programmable relay outputs (TA,TB,TC), up to 61 meaning choices | ||
| Analog output | T~wo analog s~ignals output, the output range ofachieve the set frequency, output frequency andother physical output | |||
| Automatic SteadyPressure Operation | According to the need, dynamic, static and non-stable can be selected to obtain the most stable operation effect | |||
| Acceleration anddeceleration Time setting | 0.1 s~3600.0 min continuous adjustable, S type , straight-line optional | |||
| B r e a k i n g | Energy Brake | The starting voltage, the return voltage and the energy consumption braking rate are continuously adjusted | ||
| DC Brake | Stop DC brake s~tart frequency :0.00~[ F00.13]~upper limit frequency | |||
| Magnetic flux Brake | 0~100 0 :Be of no effect | |||
| Low Noise Operation | Carrier frequency 1.0KHz~ 16.0KHz continuously adjustable to minimize motor noise | |||
| Speed tracking speed Restart function | It can realize the function of smooth restart and instant stop restart of motor in operation | |||
| Counter | One internal counter to facilitate system integration | |||
| Function | Frequency setting of upper and lower limits, frequency hopping operation, reversal operation limit, slip frequency compensation, RS485 communication, frequency increment, deceleration control, fault self-recovery operation, etc | |||
| Operation paneldisplay | Running State | Output frequency, output current, output voltage, motor speed, set frequency, module temperature, PID setting, feedback, analog input and output, etc |
| AlarmContent | The last six fault records, the last fault trip when the output frequency, set frequency, output current, output voltage, DC voltage, moduletemperature and other 6 operating parameters record | |
| Defective function | Over-current, over-voltage, under-voltage, module failure, electronic thermal relay, overheating, short circuit, input and output phasedeficiency, abnormal tuning of motor parameters, internal memory failure, etc | |
| ENVIRON MENT | Ambienttemperature | -10℃~+40℃ |
| Ambient humidityAmbientenvironment | 5%~95%RH ,No condensationIndoor (no direct sunlight, no corrosion, flammable gas, no oil mist, dust,etc) | |
| Altitude | 10% for each 1000 m increase | |
| ORGANAZ ATION | levels ofprotection | IP20 |
| cooling-down method | Air cooling with fan control | |
| Installation way | Wall mounted, cabinet type | |



Fans and pumps: for regulating fan and pump speeds to save energy.
Production line equipment: for regulating machine speed on production lines to maximize production efficiency.
Air conditioners and elevators: for regulating operating speed of air conditioners and elevators to save energy and improve comfort.
Industrial equipment: for application with different mechanical equipment, e.g., conveyor belts and machine tools, for seamless speed control.
Power requirement: select a proper inverter according to the load power to avoid overload operation.
Voltage matching: match the power supply voltage with the voltage of the selected inverter, e.g., 220V single-phase to three-phase.
Control mode: select different control modes according to actual requirements, e.g., digital control, analog control or network control.
Protection function: select an inverter with perfect protection function to ensure the equipment can still operate stably under severe working conditions.
Improve efficiency: accurate speed regulation can make your equipment run more efficiently, saving resources and time.
Extend equipment life: By reducing the load on the motor and the equipment failure rate, your equipment can be used longer.
Energy saving and protection of the environment: The inverter helps you save energy, save electricity and meet environmental protection requirements.
More reliable control: It can control the speed of equipment accurately, so the operation is more efficient and stable.



220V single-phase to three-phase VFD not only controls the speed of motors but also saves energy and makes equipment more efficient. It is suitable for different industrial and domestic equipment to assist in achieving automation control and energy-saving goals. The selection of an inverter will improve production efficiency and extend the life of equipment.