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    RW Technology

    Small Sat

    Products

    The latest Reaction Wheel generation, plug-&-play, radiation-proof, with a long life time, safeguarded electronics, and a very compact design.

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    RW20

    RW40

    RW60

    RW180
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    RW Technology

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    - Products

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    Main benefits

    • Plug & play concept
    • Embeded electronic
    • Robust technology (stainless steal bearings)
    • Compact design & accommodation
    • Embedded and protected electronics

    Key
    features

    Torque

    4 mNm mean

    Mechanical Interface

    Size: 1 RW = Ø 67 x 44.8 mm, ie 3 RW ⊂ 1 U (10 x 10 x 10 cm³)
    Mass: 1 RW = 230 g (electronic and radiation protection included)

    Mechanical Environment

    Random: 21 grms
    Shock: 1,000 g/2,000 Hz

    Kinetic Moment

    40 mN.ms

    Accuracy

    Down to 2 rpm

    Life Time

    More than 100,000 zero crossing tests
    8 years of operation

    Radiation

    <20 Krad at electronic board level

    Protocol

    NSP Communication Protocol

    Supply Voltage

    14 V [10 V; 18 V]

    Thermal environment

    -30 °C / +50 °C

    Acceptance Test

    μvib | Vibration | Thermal cycling | Performance

    Data Interface

    RS 485 full duplex