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

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

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 terminal