RW-1Nms
Dragonfly Aerospace
A high-fidelity reaction wheel designed for imaging satellites, offering exceptional platform stability and precise control with minimal disturbance torques.
Typed specifications35 values
Discloses 7 of 10 fields engineers filter by in this category (category median 5).
- Mass
- 1 000 g datasheet p.2
- Envelope (L×W×H)
- 102.8 x 100 x 50 mm datasheet p.2 102.8 x 100 x 50 mm Version 2
- Angular momentum storage
- 1 N·m·s @28.5 V · datasheet p.2 1 N·m·s 28.5 V
- Max torque
- 39 mN·m nom. · datasheet p.2 39 mN·m +/-39 mNm | 74 mN·m Version 2 (+/-74 mNm) | 74 mN·m max
- Speed range
- -10 000–10 000 rpm datasheet p.2 -10 000–10 000 rpm +/-10 000 RPM
- Supply voltage
- 12 V min · datasheet p.0 36 V max | 12–36 V
- Power consumption
- 1.2 W @ 0.1 Nms · datasheet p.2 1.2 W ~ 1.2 W @ 0.1 Nms | 108 W Peak
- Data interface
- CAN datasheet p.2 RS-485
- Operating temperature
- -20–60 °C datasheet p.2
- Radiation tolerance (TID)
- 20 krad at component level · datasheet p.2 20 krad min · at component level
- TRL
- 9 datasheet p.1
- Export status
- ITAR-free datasheet p.1
- Peak power
- 108 W datasheet p.1
- Static imbalance
- 2 g·cm datasheet p.2
- Dynamic imbalance
- 50 g·cm² datasheet p.2 0.5 g·cm² max · coupled, printed < 50 g.mm2 | 0.15 g·cm² max · coupled, Version 2, printed < 15 g.mm2
- Bearing type
- ball ABEC 7 · datasheet p.2 ball ABEC 7 bearings
- Random vibration
- 14.14 g RMS GEVS · datasheet p.1
- Control modes
- current datasheet p.1 speed | torque
Each value is typed with its unit and measurement condition and cites the datasheet page it was taken from. Nothing is guessed: a field that is absent here has not been published by the manufacturer. machine-extracted ✓ checked by NewSpace Market ✓ manufacturer confirmed by the manufacturer.
As published by the supplier12 lines, in the manufacturer's own wording
- Angular momentum
- 1.0 Nms @28.5 V
- Torque
- ±39 mNm (±74 mNm)*
- Control modes
- Current, Speed and Torque Control
- Rate (Speed, Torque)
- 10 Hz
- Speed range
- ±10 000 RPM
- Interface
- CAN / RS485
- Supply voltage
- 12–36 V
- Power @ 0.1 nms
- ~ 1.2 W
- Peak power
- 108 W
- Operating temperature
- -20 °C to +60 °C
- Dimensions
- 102.8 × 100 × 50 mm*
- Mass
- 1.0 kg
About
The RW-1Nms is a reaction wheel specifically engineered for imaging satellites that demand exceptional platform stability and precise control while minimizing disturbance torques. This reaction wheel features a high reliability and efficient design, exhibiting minimal momentum error during torque control. It delivers high torque output for swift slew maneuvers and achieves high maximum momentum, all within a compact form factor. Additionally, the RW-1Nms includes a comprehensive set of protection features, ensuring robust and reliable operation in demanding space environments. It is ITAR-Free and has a Technology Readiness Level (TRL) of 9.
Documentation
Need the full ICD, test reports or a specific revision? Ask the supplier directly.