Satellites and subsystems > Attitude > Attitude actuators > Reaction wheels > 340 mNms momentum wheel
Key highlights
The highly integrated mechatronic miniature momentum wheel has a maximum angular momentum of 340mNms (single axis), which fits the attitude control of satellites from 30kg to 80kg. The core components have been verified in orbit.
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Last updated: 2025-07-28
340 mNms momentum wheel
Technical specs
lifetime
3 yr
operating temperature
-15 to 50 C
height
85 mm
width
99 mm
length
99 mm
Weight
< 720 g
power consumption
3.1W@4000rpm，6.4W@7800rpm
Maximum power consumption (at maximum torque)
18W@28V
Standby power
0.5W@28V
Power supply
18 to 34 V
Maximum torque(0~6000rpm)
18 mN m
Angular momentum
200mNms@4600rpm；340mNms@7800rpm
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