Electromagnetic Unit (EMU) - Magnetic Torquer

    • Electromagnetic Unit (EMU) - Magnetic Torquer

    Purpose:
    Creation of a dipole magnetic moment, the value of which is proportional to the current flowing through two independent windings. EMU is used in attitude control system of spacecraft for the orientation and unloading of the reaction wheel.
    Year of release: 2016
    Guaranteed service life (years): 5
    Estimated production / delivery time (months): 6
    Flight qualification of the product: No
    Brief history of flight qualification:
    Flight tests, normal operation.
    Possibility to adapt the product to customer requirements: Yes
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    Parameter Value
    Working orbits Low, medium and geostationary orbits
    Mass of EMU 0,48 kg
    Magnetic moment ≥ 20 А·m² throughout the operating temperature range
    Residual magnetic moment ≤ 0,05 А·m²
    Number of windings 2
    Power supply voltage 4,5 ± 0,1 V
    Power consumption ≤ 2 W
    Operating temperature range from -20 to + 55 °С
    Overall dimensions Ø17 х 345 mm

    Description

    Electromagnetic unit (EMU) - Magnetic Torquer

    Remark

    There is an option to develop and supply EMU with magnetic moment from 0.2 to 800 А·m² according to customer requirements

    Legal information
    Please note that this site is for informational purposes only and under no circumstances is not a public offer determined by the provisions of the Part 2 Article 437 of the Civil code of the Russian Federation. Information on this site may be changed or supplemented.