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AC VFD Variable Frequency Drives 0.75KW Inverter PI Tuning Pure Sine Wave

VB3-20P7

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Description

AC VFD Variable Frequency Drives 0.75KW Inverter PI Tuning Pure Sine Wave

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Quick Detail:

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Power 0.75kW

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VVVF control mode

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VB3 series variable frequency drive

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RS485 communication port

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Power supply: single phase AC 220V



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Description:

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VVVF control mode,

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Low noise inverter, high start torque

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PI tuning function make the inverter working more stable,

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Flexible I/O terminals,

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Built-in simple PLC function,

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High speed pulse input and output

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The inverter control panel is extended

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Online?parameters setting,

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Fixed length control

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Swing frequency function,

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RS485 communication, field bus control?



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Specifications:

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Type ?VB3-2_ _ _ | 0P7 |
Output | Matched motor (KW) | 0.75 |
Rated output current (A) | 4.7 |
Rated voltage (V) | AC 220 |
Frequency range (Hz) | 0~500 |
Frequency resolution (Hz) | 0.01 |
Overload ability | 150%Rated Current for 1 minutes,180% Rated Current for 1 second |
Input | Rated voltage and frequency | Single phase 220V; 50/60Hz |
AC voltage permit fluctuate range | Voltage: -20% ～ +20％ voltage unbalance rate <3% |
Frequency fluctuate Range | Frequency: ±5％ |
Power capacity(KVA) | 1.5 |
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? ? ? ? ? ? Main Function | Modulation mode | Space Optimized, voltage vector SVPWM modulation |
Frequency precision | Digital Setting: max frequency×±0. 01%； Analog Setting: max frequency×±0.2% |
Frequency resolution | Digital Setting:0.01Hz； Analog Setting: max frequency×0.1% |
Start frequency | 0.40Hz～20.00Hz |
Torque boost | Auto torque boost, manual torque boost 0.1%～30.0% |
V/FFFFF curve | Five modes: constant torque V/F curve, 1 V/F curve mode by user and 3 kinds of torque-derating modes (2nd power, 1.7th power, 1.2nd power) |
Acceleration/Deceleration curve | Two modes: linear Acceleration/Deceleration, S curve Acceleration/Deceleration；seven kinds of Acceleration/Deceleration time (Maximum:6000 minutes) and unit(minute or second) is selectable. |
DC braking | Initial frequency of DC braking:0~15.00Hz Braking time:0~60.0 s????? Braking current:0~80% |
Power consumption braking | Power consumption unit inside, can be connected with external braking resistor |
Jog | Range of jog frequency:0.1Hz~50.00Hz, Acceleration/Deceleration time of jog operation 0.1~60.0s |
Internal PI | Be able to form close loop control system easily |
Multi-step speed running | Multi-step speed running can be realized by internal PLC or control terminals |
Textile wobble frequency | Adjustable preset frequency and center frequency |
Auto voltage regulation (AVR) | When the power system voltage changes, maintain the constant of output voltage |
Auto energy saving mode | V/F curve is optimized automatically according to the load condition to realize energy saving operation |
Auto current limiting | running current is limited automatically to avoid? trip caused by over-current |
Fix-length control | The frequency inverter will stop when reaching the fixed length |
Communication function | With RS485 port, support Modbus-RTU protocol. Be with master-slave multi-devices linkage function |
? ? Running function | Command mode | Operated by three mode: digital panel, control terminal, serial port |
Frequency setting mode | Setting modes can be selected ,including: potentiometer setting mode； & keys setting mode；digital function code setting mode; serial port setting mode；UP/DOWN terminal setting mode；analog voltage setting；analog current setting; pulse setting；combination setting; |
Digital input channel | Forward/Reverse running command;6 channels programmable digital input,can set 35 kinds of function,X6 support 0~20KHz pulse output |
Analog input channel | channel analog input ,4～20mA and 0～10V can be selected |
Analog output channel | 1 channel analog output,4～20mA,0～10V can be selected. |
digital output channel | Programmable open-collector output,1 channel; relay output signal ,1 channel |
Digital panel | LED Display | indicate parameters:? frequency ,output voltage, output current and so on. |
connected device display | Indicate physical quantities, such as output frequency, output current ,output voltage and so on |
key Lock | Lock all the keys |
Parameter Copy | Copy function parameters between two inverters by remote control(developing) |
Protect function | Over current protection；over voltage protection；under voltage protection；over heat protection；over load protection |
Option parts | extension cable of digital panel; brake resistor |
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Applications:?

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VB3 series frequency inverter can communicate with PLC and HMI. The frequency inverter is used to fan, pump, different kinds of machine.

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