Satellites and subsystems > Attitude > Attitude actuators > Reaction wheels > VRW-B-02 Reaction Wheel
Key highlights
The VECTRONIC Aerospace VRW-B-02 Reaction Wheel is a 1.0 kg system with a maximum angular momentum of 0.20 Nms.
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Last updated: 2023-05-26
VRW-B-02 Reaction Wheel
Technical specs
angular momentum
0.2 N m s
maximum speed
± 6000 rpm
maximum torque
± 20 mNm
speed control loop accuracy (2σ)
0.1 rpm
static unbalance
< 1 g mm
dynamic unbalance
80 g mm^2
length
70 mm
width
70 mm
height
48 mm
mass
1 kg
moment of inertia (rotor)
3.4 x 10-4 kg m²
power consumption
<1.1 W (@steady state, no speed)
<4.5 W (@steady state, max. speed)
<45 W (@max. speed, max. torque)
<4.5 W (@steady state, max. speed)
<45 W (@max. speed, max. torque)
data interface
RS422/485
CAN
CAN
nominal in-orbit lifetime
45000+ hours
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