Home >  Products > LV & MV Variable Frequency Drive > IST200 Series LV VFD

IST200 Series LV VFD

  • Items


    ControlMax. frequency Vector control: 0~300 Hz; V/F control: 0~3200 Hz
    Carrier frequency0.5~16 kHz
    Input frequencyresolutionDigital setting: 0.01 Hz;
    Analog setting: max. frequency x 0.025%
    Control modeSensorless vector control (SVC); Flux vector control (FVC); Voltage/Frequency (V/F) control
    Startup torqueG type: 0.5Hz/150% (SVC); 0Hz/180% (FVC)
    P type: 0.5Hz/100%
    Speed range1:100 (SVC)1:1000 (FVC)
    Speed stability precision±0.5%(SVC)±0.02%(FVC)
    Torque control precision±5%(FVC)
    Overload capacityG type: 60s for 150% rated current, 3s for 180% rated current
    P type: 60s for 120% rated current, 3s for 150% rated current
    Torque boostFixed boost; Customized boost 0.1%~30.0%
    V/F CurveStraight-line V/F curve

    Multi-point V/F curve
    N-power V/F curve (1.2-power, 1.4-power, 1.6-power, 1.8-power, square)

    V/F SeparationComplete separation; Half separation
    Ramp modeStraight-line ramp; S-curve rampFour kinds of acceleration/deceleration time with the range of 0.0~6500.0s
    OperationRunning commandSourceOperation panel; Control terminals; Serial communication port
    Frequency sourceTotal 10 types, such as digital Setting; analog voltage setting; analog current setting; pulse setting and serial communication port setting
    Auxiliary frequencySourceTotal 10 types. It can implement fine tuning of auxiliary frequency and frequency synthesis.
    Input terminal Standard: 5 digital input (DI)

    1 supports up to 100 kHz high-speed pulse input; 2 analog input(AI); 1 only supports 0~10V voltage input; 1 supports 0~10V voltage input or 4~20mA current input.

    Expanding capacity: 5 DI
    1 AI supports -10~10V voltage input and also supports PT100\PT1000

    Output terminal Standard:

    1 high-speed pulse output (open-collector) that supports 0–100 kHz square wave signal output; 1 digital output(DO); 1 relay output; 1 analog output(AO) that supports 0~20mA current output or 0~10 V voltage output

    Expanding capacity:
    1 DO; 1 relay output; 1 AO supports 0~2mA current output or 0~10 V voltage output

    Display &Operation
    LED displayIt displays the parameters.
    Key locking and function selectionIt can lock the keys partially or completely and define the function range of some keys so as to prevent mistake operation.
    Protection modeMotor short-circuit detection at power-on, input/output phase loss protection, over current protection, overvoltage protection
    Installation location Indoor, free from direct sunlight, dust, corrosive gas,combustible gas, oil smoke, vapour, drip or salt.
    AltitudeLower than 1000 m
    Ambient temperature-10℃~+40℃
    HumidityLess than 95%RH, without condensing
    VibrationLess than 5.9 m/s2 (0.6 g)
    Storage temperature-20℃~+60℃