Mechanical Device Hold-down Lock (mechanical, involving release device)
Electromechanical hold-down and release device (1000 kg clamping force, 0.455 kg, 50 actuations, 3–8 A actuation current).
Technical specifications
- Purpose
- Holding mechanical device (deployable element) in the stowed position
- Year of release
- 2016
- Guaranteed service life
- 6 years
- Flight qualification
- Flight heritage
- Customization
- Can be adapted to customer requirements
- Clamping force
- 1000 kg
- Ultimate side loads at deployable element interface
- 500 kg
- Operating temperature range
- -100 to +100 °C
- Operational life (actuations)
- Not less than 50
- Mass
- 0.455 kg
- Actuation current
- 3–8 A for 1 s
- TRL
- 9
About
The Mechanical Device Hold-down Lock (with integrated release device) is a component of the hold-down system for deployable mechanical elements of spacecraft, holding the mechanical device in the stowed position. It provides 1000 kg clamping force and can withstand 500 kg of ultimate side loads at the deployable element interface. It includes an integrated release device actuated by 3–8 A for 1 second, rated for at least 50 actuations. Mass is 0.455 kg, operating temperature -100 to +100 °C. Released in 2016 with a 6-year service life. Adaptable to customer requirements.
Documentation
No public datasheet yet — request the datasheet / ICD from the supplier.
