Shandong, China
Business Type:
Manufacturer/Factory & Trading Company
Registered Capital:
7.39 Million USD
Plant Area:
12000 square meters
Export Year:
Main Markets:
South America, Eastern Europe, Southeast Asia, Mid East, Eastern Asia, Western Europe
OEM/ODM Availability:
OEM/ODM Service
Sample Available

Vector Frequency Inverter, Variable-Frequency Drives, Frequency Drive manufacturer / supplier in China, offering Single Phase 220V Sensorless Vector Control Frequency Inverter, AC Motor Drive, VFD with Built-in Brake, AC Motor Variable Frequency Drive VFD, AC Motor Frequency/Speed Controller and so on.

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Supplier Homepage Products universal frequency inverter Single Phase 220V Sensorless Vector Control Frequency Inverter, AC Motor Drive, VFD with Built-in Brake

Single Phase 220V Sensorless Vector Control Frequency Inverter, AC Motor Drive, VFD with Built-in Brake

Get Latest Price
Min. Order / Reference FOB Price
1 Piece US $100/ Piece
Port: Qingdao, China
Production Capacity: 50000sets/Year
Payment Terms: L/C, T/T, Western Union, Paypal
Application: High-performance Transducer, Three Phase Transducer, General Transducer, Single-phase Transducer, High Frequency Converter Transducer
Output Type: Triple
Principle of Work: Vector Control Transducer
Switch Mode: PWM Control
Main Circuit Type: Voltage
Voltage of Power Supply: High Voltage Variable-Frequency Drive

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Basic Info

Model NO.: frequency inverter
Link of Transformation: AC-DC-AC Variable-Frequency Drive
Nature of DC Power: Voltage Variable-Frequency Drive
Function: Constant Torque Universal Type
Brand: Ozer
Trademark: Ozer
Transport Package: Standard Export Package
Specification: 185*125*160mm-820*510*400mm
Origin: Weifang, Shandong
HS Code: 8504409990

Product Description

Single Phase 220V Sensorless Vector Control Frequency Inverter, AC Motor Drive, VFD with Built-in Brake

Product description
QD800 series inverter is a type of high-performance current vector inverter, mainly used to control and regulate the speed of three-phase AC induction motor. QD800 adopt high-performance vector control technology, low speed high torque output, good dynamic characteristics, superior overload capacity, increase the user-programmable function and background monitoring software, communication bus function, support for multiple PG card, combinations function with rich, powerful, stable performance. It can be used to drive the textile, paper, drawing, machine tools, packaging, food, fans, pumps and a variety of automated production equipment.

QD800 series inverter is Aozhuo QD series inverter main model. Based Aozhuo Technology'accurate understanding of customer needs, adhering consistent pursuit of Aozhuo science and technology for high-quality, high reliability, QD800 series inverter will provide excellent performance and powerful features and bring you a brand new user experience.
Applications: wire drawing machine, film winding, coating machine, CNC machine tools, weaving machines, jacquard machines, fans, pumps, chemical fiber, textile, synchronous interaction, injection molding machines, lifting, elevator, machine tools, rolling mills, tube wire processing , lifting, lifting equipment, mill,etc.
Single Phase 220V Sensorless Vector Control Frequency Inverter, AC Motor Drive, VFD with Built-in Brake

QD800 Features
Support for three-phase AC induction motor vector control
Support for three-phase AC induction motor
The new speed sensorless vector control performance
high starting torque characteristics
superior responsiveness
protect the mechanical torque limit
Virtual IO function
flexible and practical analog input / output port
Fast current limiting function
instantaneous stop non-stop
Motor overheating protection
Multi-motor switch
strong background software
restore user parameters
support a variety of field bus
support a variety of bus communication mode for easy connection to various peripheral settings.
The fan replacement is simple, easy cleaning and maintenance and replacement
 Single Phase 220V Sensorless Vector Control Frequency Inverter, AC Motor Drive, VFD with Built-in Brake

The max frequencyVector frequency scope:0-500Hz
V/F frequency scope:0-500Hz
Carrier frequency0.5kHz-16kHz(self-adjusting)
The frequency resolution
of import
The setting figure: 0.01Hz
The simulation setting:(The max frequency)*0.025%
The control methodSVC
V/F control
Pull-in torqueType G:0.5Hz/150% (SVC); 0Hz/180% (FVC)
Type P:0.5Hz/100%
The range of 
Speed governing
Rotating speed±0.5%(SVC)±0.02%(FVC)
The torque 
control accuracy
Overload capacityType G:The duration of 150% rated current is 60s
The duration of 180% rated current is 3s
Type P:The duration of 120% rated current is 60s
The duration of 150% rated current is 3s
Torque BoostAUTO-Torque Boost
HM-Torque Boost:0.1%-30%
V/F Curve BightThree ways:Rectiliner;Multipoint restriction;Nth power
(1.2th,1.4th,1.6th,1.8th,2th Power)
V/F SeparationTwo ways:Half-detached;Overall-detached
Acceleration and 
deceleration curves
The type of stright line or S curve
Four ways acceleration and deceleration time.(0.0-6500.0s)
DC brakingDC braking frequency:0.00Hz-The max frequency
Electronic controlThe range of frequency:0.00Hz-50.00Hz
The duration of acceleration and deceleration:0.0s-6500.0s
Simple PLC,
Multi-velocity control
In the control of built-in PlC or terminal,there are 16 velocities.
Built-in PIDBe easy to control the closed-loop control system
AVRKeeping the output voltage stability,when grid voltage instability.
The control of over 
voltage and current
Auto-limited the voltage and current ,
preventing trip result from often brake-make.
Fast current limiting functionMinimizing flow failures, protect the normal operation of the inverter
Torque limit and control"Excavator" characteristics, the torque limit automatically during running, prevent frequent over-current trip; The torque control closed-loop vector model is achieved
Personalized functionsOutstanding featuresBased on current vector control technology of asynchronous motor control
Instantaneous stop Non stopInstantaneous power failure through load feedback energy compensation voltage is reduced, maintain frequency converter in a short period of time to continue running
Rapid current limitingAvoid the occurrence of inverter frequent flow of failure
Virtual IOFive groups of virtual DIDO, suggested that logic control can be realized
Timing controlTiming control function: set time range 0.0 Min to 6500.0 Min
Motor switchTwo groups click parameters, which can realize two motor switch control
Support multithreading busSupport: four kinds of fieldbus Modbus, profibus-dp, CANlink, CANopen
Motor overheating protectionOptional IO expansion card 1, click on the temperature sensor input analog input AI3 acceptable (PT100, PT1000)
Support more encoderSupport the difference, open collector, the sale, rotating transformer, such as is cosine encoder
A user programmableOptional user programmable card, can realize the secondary development, compatible with common PLC programming way
Strong background softwareSupport the inverter parameters and virtual oscilloscope function operation.
Virtual oscilloscope can be used for frequency converter internal state graphic monitoring
RunningCommand sourceOperation panel, given control terminal, serial communication mouth given given. Can switch through a variety of ways
Frequency sourceTen kinds of frequency source: digital, analog voltage given, simulation given current is given a given, pulse given, a serial port. Can switch through a variety of ways
Auxiliary frequency sourceTen kinds of auxiliary frequency source. Flexible realization of auxiliary frequency tuning and frequency synthesis
The input terminalsStandard:
5 digital input terminals, one support up to 100 KHZ high-speed pulse input
2 analog inputs, 1 support only 0 ~ 10 v input voltage
A support 0 ~ 10 v input voltage or 0 to 20 ma current input
Extension functions;
Five digital input terminals
1 analog input terminals, support - 10 v ~ 10 v input voltage, and support PT100 / PT1000
The output terminalsStandard:
A high-speed pulse output terminal (optional for open collector type), support of 0 ~ 1000 KHZ square wave signal output
An analog output terminals, support 0 ~ 10 v voltage output, or 0 to 20 ma current output
Extension functions;
A digital output terminals
A relay output terminals
An analog output terminals, support 0 ~ 10 v voltage output, or 0 to 20 ma current output
Display and keyboard operation
LED displayDisplay parameters
LCD displayCan be selected, Chinese/English instructions
Parameters of the copyCan be achieved through the LCD operation panel option parameters of rapid replication
Key lock and selection functionImplement part or all of the key lock, define the scope of some buttons, in order to prevent wrong operation
Protection functionElectric motor on the short circuit test, input and output as protection, over-current protection, overvoltage protection, under-voltage protection, overheating protection, overload protection, etc
OptionsLCD operation panel, brake components, IO expansion card 1, 2, user programmable IO expansion card, card, RS485 communication card, profibus-dp communication card, CANlink communication card, CANopen communication card, differential input PG card, UVW differential input PG card, rotating transformer PG card, PG OC input card, etc
The environmentUse placeIndoor, is not subject to direct sunlight, no dust, corrosion gas I, combustible gas, oil mist, water vapor, water or salt, etc
Use placeLess than 1000 m
The environment temperatureMinus 10 degrees Celsius to above 40 degrees Celsius zero (ambient temperature in 40 ~ 50 degrees, use the lower it)
HumidityLess than 95% RH, no water condenses
VibrationLess than 5.9 m per square (0.6 g)
Storage TemperatureTo the above 60 degrees Celsius zero minus 20 degrees Celsius
The IP ratingIP20
Pollution levelsPD2
The power distribution systemTN,TT
 Apllications:Single Phase 220V Sensorless Vector Control Frequency Inverter, AC Motor Drive, VFD with Built-in Brake

Shandong Ozer Electric Technology Co.,Ltd
Mr.Jack Cheng
Mobile: +86 13869652575

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