VFD Drive 1 Phase To 3 Phase 18.5KW

VFD drive (variable frequency drive) 1 phase to 3 phase, is a dedicated converter for converting single-phase 220V power supply to three-phase output to drive three-phase motor operation. It can control the speed of the motor, improve operating efficiency, and conserve energy, and is widely used in industrial and household equipment.

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Main features

Single-phase input, three-phase output: 220V single-phase power supply can be converted directly, suitable for environments without three-phase electricity.
Precise speed control: supports V/F control and vector control, and can adjust the motor speed dynamically according to demand.
Intelligent protection: with overload, short circuit, overheating, undervoltage protection to ensure equipment safe operation.
Energy saving and energy consumption reduction: Reduce the impact of direct motor start and decrease energy consumption.
High compatibility and simple installation: Compatible with a variety of three-phase induction motors and accommodate a variety of industry applications.

Product standard specifications

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
Operation paneldisplay	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
ORGANAZ ATION	cooling-down method	Air cooling with fan control
Installation way		Wall mounted, cabinet type

Application areas

Machine tools, woodworking equipment: achieve precise speed regulation and improve processing efficiency.
Water pumps, fans: save energy and extend equipment life through adjustable flow rate.
Air compressors, cooling systems: optimize operation and waste less energy.
Automated production lines: intelligent control to better ensure production stability.
Agricultural equipment: such as feed mixers, irrigation systems, increase the automation level.

How to choose a suitable VFD driver?

Power matching: Choose a suitable VFD driver for the rated power of the motor (kW).
Voltage requirement: Confirm that the input voltage is 220V and the three-phase output 220V/380V is compliant with the requirement of the motor.
Control mode: Select V/F control, vector control or closed-loop control as required.
Extra functions: e.g. remote control, RS485 communication, whether it supports intelligent control systems such as PLC.

Conclusion

VFD driver 1 phase to 3 phase is a very good solution to drive three-phase motors with single-phase power supply. Not only can it really enhance the motor performance and energy-saving, but also be commonly used in agricultural and commercial devices, industrial automation, and contribute to enhancing the production efficiency as well as equipment maintenance cost saving. Selecting an appropriate VFD will deliver more stable and efficient power supplies to your device!

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