0.75-630kw Single/Three Phase Solar Pump Motor Inverter AC Drive Solar Pump VFD

• Application: Three Phase Transducer, General Transducer, Single-phase Transducer, High Frequency Converter Transducer
• Output Type: Triple
• Principle of Work: V/F Control Transducer
• Switch Mode: PWM Control
• Main Circuit Type: Voltage
• Voltage of Power Supply: Low Voltage Variable-Frequency Drive
• Model NO.: A900
• Link of Transformation: AC-DC-AC Variable-Frequency Drive
• Nature of DC Power: Current Variable-Frequency Drive
• Function: Simple Type, Textile Special, Constant Torque Universal Type
• Brand: Rbca
• Speed Ratio: 1:100
• Max.Output Frequency: 1000Hz
• Control Method: V/F Control
• Communciation: 485 Communication
• Environment Temp.: -10-50 Degree C
• Braking Unit: Build-in
• Output Frequency: 50Hz/60Hz
• Kw Range: 0.75kw-630kw
• Transport Package: Export Seaworthy Package
• Trademark: RBCA
• Origin: China
• HS Code: 85044090
• Production Capacity: 2000/Month

Product Description

Product Description

 

Voltage level	Rated power (KW)	Rated output current (A)	Adapted motor (KW)
220V single phase	0.75	4.5	0.75
	1.5	7.0	1.5
	2.2	10	2.2
380V three-phase	0.75	2.3	0.75
	1.5	3.7	1.5
	2.2	5	2.2
	4.0	9	4
	5.5	13	5.5
	7.5	17	7.5
	11	24	11
	15	33	15
	18.5	39	18.5
	22	45	22
	30	62	30
	37	75	37
	45	90	45
380V three-phase	55	110	55
	75	150	75
	90	176	90
	110	210	110
	132	260	132
	160	310	160
	185	360	185
	220	420	220
	250	475	250
	280	535	280
	315	595	315
	350	660	350
	400	730	400
	500	930	500
	630	1150	630

1.3 Product technical indicators and specifications

enter	rated voltage, frequency		Three-phase (4T# series ) 380V; 50/60Hz Single phase ( 2 S# series ) 220 V; 50/60Hz
	voltage allowed Range of change		Three-phase (4T# series ) 320V ~ 460V Single phase (2S# series ) 16 0V ~ 260 V
output	Voltage		4T# series ; 0 ~ 460V 2S# series ; 0 ~ 260V
	frequency		Low frequency mode: 0~300Hz High frequency mode: 0~3000Hz
	overload capacity		G-type machine: 110% long-term 150% 1 minute 180% 5 seconds P-type machine: 105% long-term 120% 1 minute 150% 1 second
control method			V/F control, advanced V/F control, V/F separation control, current vector control
control characteristics	frequency setting resolution		Analog input	0.1% of the maximum output frequency
			digital setting	0.01Hz
	Frequency Accuracy		analog input	Within 0.2% of the maximum output frequency
			digital input	Within 0.01% of the set output frequency
	V/F control		V/F curve (voltage frequency characteristics)	The reference frequency can be set arbitrarily from 5 to 600Hz, and the multi-point V/F curve can be set arbitrarily, and various fixed curves such as constant torque, low reduced torque 1, low reduced torque 2, and square torque can also be selected
			torque boost	Manual setting: 0.0 to 30.0% of rated output Automatic boost: automatically determine the boost torque according to the output current and combined with the motor parameters
			Automatic current limiting and pressure limiting	No matter in the process of acceleration, deceleration or stable operation, it will automatically detect the motor stator current and voltage, and suppress it within the allowable range according to the unique algorithm, minimizing the possibility of system fault tripping
control characteristics	Sensorless vector control		Voltage Frequency Characteristics	Automatically adjust output voltage-frequency ratio according to motor parameters and unique algorithm
			Torque characteristics	Starting torque: 150% rated torque at 3.0Hz (VF control) 180% rated torque at 0.5Hz (current vector control without PG, magnetic flux vector control) 180% rated torque at 0.05Hz (with PG current vector control) Steady-state accuracy of running speed: ≤±0.2% of rated synchronous speed Speed fluctuation: ≤±0.5% rated synchronous speed Torque response: ≤50ms, vector control with PG, vector control without PG, magnetic flux vector control ≤20ms
			Self-determination of motor parameters	Without any restrictions, the automatic detection of parameters can be completed under the static and dynamic conditions of the motor to obtain the best control effect
			current and voltage suppression	Full current closed-loop control, completely avoid current impact, with perfect overcurrent and overvoltage suppression function
	running UVR		Especially for users with low grid voltage and frequent grid voltage fluctuations, even if the voltage is lower than the allowable range, the system can maintain the longest possible running time according to the unique algorithm and residual energy allocation strategy
typical function	Multi-speed and Wobble operation		16-segment programmable multi-segment speed control, multiple operating modes are optional. Wobble frequency operation: preset frequency, adjustable center frequency, state memory and recovery after power failure
	PID control RS485 communication		Built-in PID controller (frequency can be preset). Standard RS485 communication function, a variety of communication protocols are optional, with linkage synchronization control function
	frequency setting		analog input		DC voltage 0~10V, DC current 0~20mA (upper and lower limit optional)
			digital input		Operation panel setting, RS485 interface setting, UP/DW terminal control, and various combination setting with analog input
	output signal		digital output		2-way OC output and one-way fault relay output (TA, TB, TC), up to 16 kinds of meaning options
			analog output	2 channels of analog signal output, the output range can be flexibly set between 0~20mA or 0~10V, which can realize the output of physical quantities such as set frequency and output frequency
	Automatic voltage regulation operation		According to the needs, three modes of dynamic voltage regulation, static voltage regulation and unregulated voltage can be selected to obtain the most stable operation effect
	Acceleration, deceleration time setting		0.1s ~ 3600min continuous can be set, S-type, linear mode optional
	brake	energy consumption brake	Dynamic braking initial voltage, hysteresis voltage and dynamic braking rate are continuously adjustable
		DC brake	Start frequency of DC braking at stop: 0.00~F0.16upper limit frequency Braking time: 0.0~100.0s; Braking current: 0.0%~150.0% of rated current
		magnetic flux brake	0~100 0: invalid
	low noise operation		The carrier frequency is continuously adjustable from 1.0KHz to 16.0KHz to minimize motor noise
	speed tracking speed restart function		It can realize the smooth restart of the motor in operation and the function of restart after instantaneous power failure
	counter		One internal counter, convenient for system integration
	running function		Upper and lower limit frequency setting, frequency jump operation, reverse operation limit, slip frequency compensation, RS485 communication, frequency increase and decrease control, fault self-recovery operation, etc.

 

show	Operation panel display	run state	Output frequency, output current, output voltage, motor speed, set frequency, module temperature, PID setting, feedback value, analog input and output, etc.
		alarm content	Records of the latest six faults, records of six operating parameters such as output frequency, set frequency, output current, output voltage, DC voltage, and module temperature when the latest fault tripped
Protective function			Overcurrent, overvoltage, undervoltage, module failure, electronic thermal relay, overheating, short circuit, input and output phase loss, abnormal tuning of motor parameters, internal memory failure, etc.
environment	ambient temperature		-10ºC~+50ºC
	ambient humidity		5%~95%RH, no condensation
	surroundings		Indoor (no direct sunlight, no corrosion, no flammable gas, no oil mist, dust, etc.)
	altitude		Use with derating above 1000 meters, derate 10% for every 1000 meters
structure	degree of protection		IP20
	cooling method		Air-cooled, with fan control
installation method			wall-mounted, cabinet

1. Magnetic flux vector control, without self-learning, provides higher performance than ordinary V/F;

2. Aluminum alloy heat dissipation, easy disassembly of the heat dissipation fan, stable heat dissipation guarantee to adapt to complex working conditions such as dust and cotton wool;

3. Small size, saving customer installation space;

4. Standard LED keyboard with potentiometer and externally available;

5. The product design strictly follows the IEC national standard and meets the CE certification test requirements;

6. Automatic slip compensation-more accurate speed;

7. Automatic torque compensation-up to 150% when starting at 3HZ;

8. High overload capacity-150% rated torque can last for 60 seconds;

9. Ultra-low noise, the carrier frequency can be adjusted between 1-15K (depending on the model);

10. The control and protection are timely and reliable, and the system stability is high;

11. Set a variety of commonly used functions to meet application requirements:

(1) Standard Modbus communication

(2) Process PID control

(3) With 16 speed control

(4) 0~1000HZ high frequency output

(5) Multi-point V/F curve setting is possible

(6) Speed tracking function, automatically search for motor speed, and restart without stopping

(7) Single week and cycle counting function
 

Detailed Photos

 

(8) With multi-function input and output ports, and the switch value can be set to delay time

(9) It has protection functions such as over current, over voltage, under voltage, over temperature, overload, etc., and can save fault information

(10) There are multiple options for DC braking, magnetic flux braking, and resistance energy consumption braking

(11) Over-current stall, over-voltage stall, response to sudden load changes

(12) V/F curve can be adjusted according to load characteristics

(13) Pulse train I/O function

(14) Multi-speed control function

(15) Stop deceleration/restart after instantaneous power failure

(16) PID control function

(17) Communication function

(18) Main and auxiliary frequency input function

(19) One internal counter

(20) Torque detection function