Mosrac direct drive torque motors
fi-80 series framed direct drive rotary motor

FI-80 series direct drive rotary motorOuter diameter ( OD ) : 80mm

The FI-80 series is a Outer-rotor DDR motors. rated torque options: 1Nm and 2.5Nm, with motor power ranging from 21W to 52.4W,  motor net weight approximately 1.5kgs.

Specification

Main ParametersFI-8050
Voltage(VAC)220
Rated torque(Nm)0.9
Instant Max Torque(Nm)2.7
Torque constant(Nm/Arms)0.28
Rated Current(Arms)3.2
Instant Max Current(Arms)9.6
Resistance(Ω)1.3
Inductance(mH)1.7
Pole-pairs number(2P)5
Back EMF coefficient(Vrims/rad/s)0.2
Rated Output(W)28.3
Rotor inertia (10-4kg.m²)1.5
Rated Speed(rpm)300
Max Speed(rpm)600
Positioning accuracy(arc_sec)±50
Repeat positioning accuracy(arc_sec)±2.5
Encoder resolution(sin/cos)5000
Axial load(N)800
Radial load(N.m)10
Axial runout(mm)≤0.03
Radial runout(mm)≤0.03
Weight(kg)1.5
Motor height(mm)50

Drawing

OD 80mm series Housed Direct Drive Torque Motors drawing

Download

  • FI-8050 Torque Motor Catalog.pdf

    OD: 80mm|Height: 50mm

  • Direct drives need high-quality position signals to ensure optimal performance. Perfect measuring signals can enhance the surface quality of machined workpieces, reduce the machine frame's vibrations, minimize velocity-dependent motor noise, and prevent excessive heat generation in the motor.


    Mosrac recommends using a magnetic encoder to enhance the accuracy, speed stability, and thermal behavior of direct drive axes. Because there is no mechanical transmission between the encoder and the feed unit, the position signals are not susceptible to inaccuracies or delays.

    Custom combinations are available on request and contact us.



    Application case

    Torque motors for robotics applications

    Torque motors for robotics applications

    Torque motors for consumer electronics application

    Torque motors for consumer electronics application

    Torque Motors for industrial automation application

    Torque Motors for industrial automation application

    Torque motors for medical devices application

    Torque motors for medical devices application

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