RW-9000 Reaction Wheel

Reaction Wheels are used in the spacecraft to provide high accuracy attitude (pointing) control. By increasing or decreasing speed, the reaction wheel forces the spacecraft to rotate in the opposite direction, allowing the spacecraft to point at specific targets to take images or transmit data to the ground.

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Specifications

Features

Plug & Play: Integrated Controller and Shunt power protection. There’s no peripheral electronics required to interface/control/protect On-Orbit Firmware update: Firmware can be updated and reconfigured on orbit Low speed operation: the wheel can operate at 5rpm Slotless motor with Zero-cogging torque

Momentum

9000 mNms

Torque

300 mNm at max speed

Max RPM

+/- 6,000 RPM

Environment

-20C to 40C

Dimensions (mm)

350 x 350 x 150

Total Mass (kg)

8