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174447.00 Leeson Sub-Micro VFD 5HP 400-480V 7.6Amp 3Phase

Leeson 174447 Speedmaster AC inverter drive is a three phase sub-micro motor speed control with user-friendly features.

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    Buy 174447.00 three phase Speedmaster Leeson Electric sub-micro drive for an affordable motor speed control for a wide range of applications. Enjoy a user-friendly keypad with LED display and password protection; seven preset speeds; Modbus communications; and automatic restart after fault. Leeson’s variable frequency drives provide big options in a small package!

    Leeson 174447 Speedmaster VFD Drive features also include:


    • IP20 Enclosure with finger safe terminals
    • Sub-Micro AC Inverter
    • 18 isolated I/O terminals plus
    • RS485 Modbus serial communication
    • Removable electronic programming module
    • Input line voltage calibration – optimizes over and under voltage trip levels
    • Current limit to 180% with frequency foldback
    • Adjustable carrier frequency (4 to 10 kHz)
    • Adjustable V/Hz
    • Output frequency to 240 Hz
    • Seven preset speeds
    • Automatic restart after fault
    • Control via drive face, terminal strip, or (optional) remote keypad
    • Coast or ramp to stop
    • Independent accel and decel adjustment
    • Forward only or forward and reverse direction
    • Adjustable DC injection braking
    • Speed reference: Keypad, 0-10 VDC, or 4-20mA
    • Speed reference calibration
    • Speed and load indicating output signal selection: 1-10 VDC or 4-20mA
    • Output signal calibration
    • Fixed boost for high starting torque
    • Accel boost for high torque accelerating at any speed
    • Slip compensation
    • Three-digit LED display
    • Password protection
    • Fault history: Stores eight previous trips
    • Terminal status indication
    • Dynamic braking and remote keypad kits available