RW Technology

Small Sat

Products

The latest Reaction Wheel generation, plug-&-play, radiation-proof, with a long life time, safeguarded electronics, and a very compact design.

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RW Technology

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- Products

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Main benefits

  • Plug & play concept
  • Embedded electronics
  • Robust technology (stainless steel bearings)
  • High torque design (brushless motor)
  • High performance control loop

Key
features

Torque

4 mNm mean

Mechanical Interface

Size: 1 RW = Ø 65 x 40.5 mm, ie 3 RW ⊂ 1 U (10 x 10 x 10 cm³)
Mass: 1 RW = 260 g (electronic and radiation protection included)

Mechanical Environment

QSL: 25 g
Random: 20 grms
Shock: 1,000 g/1,000 Hz

Kinetic Moment

40 mN.ms | 60 mN.ms peak

Accuracy

Down to 1 rpm

Life Time

More than 32,000 zero crossing tests 3 years of operation

Radiation

<10 Krad

Protocol

NSP Communication Protocol

Supply Voltage

14 V [12 V; 16 V]

Thermal environment

-25 °C / +45 °C

Acceptance Test

μvib | Vibration | Thermal cycling | Performance

Data Interface

RS 485