C14 Bi-Axis Gimbal
Sierra Space
The C14 Bi-Axis Gimbal from Sierra Space is a lightweight, bi-axial gimbal featuring the C14 incremental rotary actuator, developed specifically for critical spacecraft pointing applications. Originally developed for antenna pointing mechanisms on communications satellites, the device has also been adapted for solar array drives and is suitable for thruster or instrument pointing.
Technical specifications
- Actuator
- C14 Incremental Rotary Actuator
- Applications
- Antenna pointing, solar array drives, thruster/instrument pointing
- Mass
- 1.23 kg, excluding cables
- Mass (2)
- ~1.5 kg including 85 cm of cabling
- Slew Rate
- >9 degrees/s at no load
- Max. Output Acceleration
- 6 degrees/s2
- Output Torque
- 14 nm typical at 77 °F
- Maximum Inertial Load
- >1 kg-m2
- Unpowered Holding Torque
- 0.9 nm
- Actuator Torsional Stiffness
- 3,390 nm/rad
- Axial Load Capacity
- 6,338 N
- Radial Load Capacity
- 1,223 N
- Moment Load Capacity
- 90 nm
- Winding Resistance
- 57 Ω (nominal, 2-phase)
- Winding Inductance
- 30 mH typical
- Torque Constant
- 0.636 nm/A
- Heater Power
- 10 W (nominal, each)
- Potentiometer linearity
- 0.25% over 350 degrees
- Operating Temperature
- -70 °C to 70 °C
- Nonoperating Temperature
- -95 °C to 85 °C
About
The C14 Bi-Axis Gimbal from Sierra Space is a lightweight, bi-axial gimbal featuring the C14 incremental rotary actuator, developed specifically for critical spacecraft pointing applications. Originally developed for antenna pointing mechanisms on communications satellites, the device has also been adapted for solar array drives and is suitable for thruster or instrument pointing.
Documentation
Need the full ICD, test reports or a specific revision? Ask the supplier directly.