Propellant Management Assembly (PMA)

PMA is intended for reducing the propellant high pressure and for supplying the propellant from the storage unit to XFC within the required pressure range.
Guaranteed service life (years): 10
Estimated production / delivery time (months): 12
Flight qualification of the product: Yes
Possibility to adapt the product to customer requirements: Yes

Parameter Value
Maximum inlet pressure at a temperature of 40 °С 190 kgf/cm2
Outlet pressure at propellant flow rate (1.6 - 1.9 ) kgf/cm2
Proof pressure / maximum operating pressure 1.5:1
Propellant flow rate at an inlet pressure of 3...190 kgf/cm2 (2..35) mg/s
Nominal valve pull-in / drop-out voltage 29/10V
Heater supply voltage (10.0 ± 0.4) V
Pressure transducer supply current 3...12 mA
Temperature sensor resistance at 0 ⁰С (100.00 ± 0.25) Ohm
Temperature sensor operating current ≤ 5 mA
Mass 3 kg


PMA is intended for propellant supply to stationary plasma thrusters. It provides an outlet flow rate of not less than 35 mg/s. Propellant - xenon.


Manufacturing lead time is given without taking into account the time needed to procure materials (4 months) and procured parts and components (6 months).

Legal information
Please note that this site is for informational purposes only and under no circumstances is not a public offer determined by the provisions of the Part 2 Article 437 of the Civil code of the Russian Federation. Information on this site may be changed or supplemented.