Thales Alenia Space also delivers the safeguard subsystem of the Soyuz launchers (French Guyane) and its associated test bench.
- Switching from ground to onboard power
- Distribution of the power between battery or ground and RR (Répondeur Radar) and RTC (Récepteur Télécommande).
- Telemetry acquisition from RTC, RR and "Boîtier de Commutation et d'Alimentation", and transmission to Russian transmission chain
- Transmission to the Russian neutralization chain of the telecommand coming from ground in case of problem