Thales Alenia Space has developed Check-Out Systems for Ariane since the very beginning of the programme.
Thales Alenia Space provides safety and control boxes for Ariane 5, among them
- Bo卯tier de Commande sauvegarde (BCS)
- Centrale de Commutation (CDC)
- Bo卯tier de Distribution de Puissance (BDP)
- Electronique de Pilotage Electrique (EPE)
- Electronique de Pilotage Servo-Moteur (EPSM)
- Electronique de Pilotage Hydraulique (EPH)