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Spacecraft Mechanisms

Solar Array Drive Mechanism. Type 3

  • Purpose: Rotation of solar array wings at the specified rate; electrical power transmission for control and telemetry signals; shaping and generating signals of the output shaft rotation angle.
  • Year of release: 1995
  • Guaranteed service life (years): 7
  • Estimated production / delivery time (months): 12
  • Flight qualification of the product: Yes
  • Brief history of flight qualification: Glonass-M.
  • Possibility to adapt the product to customer requirements: Yes
ParameterValue
Output shaft rotation rate,deg/min0-8
Angle measurement error, not exceeding, °0.42
Total current of power current-collecting devices, A420
Number of power supply circuits, units12
Overall dimensions, mm941 х 355 х 460
Number of telemetry circuits, units96
Operational life defined by hours, not less than71000
Mass, kg22.7

Electromechanical solar array drive mechanism.

Remark

Operating regime: continuous rotation.