263-21 Bi-stable Shutter / Axial Flux Actuator

Space
Torque motor
  • Mission: JUICE / MAJIS
  • JUpiter ICy moons Explorer / Moons And Jupiter Imaging Spectrometer
  • Dimension: 26x26x26 mm / Mass: 90 g / Blade not integrated
  • Single phase, unipolar drive, two mechanical stops, Electrical redundancy
  • Stroke: 21° / Positionning time: < 300 ms / Power consumption: < 0.1W
  • Cryogenic temp 100 K / UHV: 10-5 Torr

Reliability: tested 100 000 cycles at 100K

Optical head of the MAJIS instrument
Credit: IAS, LDO, IAPS, CNES und ASI

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