3TU Thruster Unit
- Purpose: Spacecraft orientation and attitude control.
- Year of release: 1999
- Guaranteed service life (years): 10.5
- Estimated production / delivery time (months): 12
- Flight qualification of the product: Yes
- Possibility to adapt the product to customer requirements: Yes
| Parameter | Value |
|---|---|
| Heater unit power consumption | 14.6 W |
| Overall dimensions | 344х344х185 mm |
| Mass | 5.7 kg |
Propellant - hydrazine. The unit consists of eight thermocatalytic low thrusters: 4 – main, and 4 – redundant. Thermal mode of the unit is ensured by 4 heaters (2 main and 2 redundant), a radiator, and a set of MLI. Unit temperature is monitored by means of 4 temperature sensors.
Remark
Manufacturing lead time is given without taking into account the time needed to procure materials (4 months) and procured parts and components (6 months).
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