Spacecraft Components

Torque Motor Actuated Bi-Propellant Thruster Valve

Torque Motor Actuated Thruster Valve

Type: Torque Motor Actuated

 

Note: All of our products are flexible and customizable to meet your specific needs. Please contact us for more information.

Typical Performance Specifications

  • Fluid

    Hydrazine, Nitrogen Tetroxide

  • Operating Pressure

    319 psi (22.0 bar)

  • Operating Proof

    783 psi (54.0 bar)

  • Operating Burst

    1958 psig (135.0 bar)

  • Operating Voltage Range

    25 to 43 vdc/35 to 51.5 vdc

  • Response Time

    2.3 to 2.9 msec opening @ 290 psi (20 bar), 50 vdc
    < 2 msec closing

  • Power Consumption

    8.0 watts max. @ 43 vdc, 70°F (21°C)
    8.2 watts max. @ 51.5 vdc, 70°F (21°C)

  • Internal Leakage

    < 1.8 ssc/hr GHe per seat @ 490 psig (33.8 bar)

  • External Leakage

    < 1x10-6 scc/sec GHe @ 490 psig (33.8 bar)

  • Cycle Life

    > 1,000,000

  • Weight

    0.52 lb (0.24 kg)

  • Inlet Filtration

    40 micron absolute integral filters

  • Combatable Engine Thrust Rating

    5.0 lbf (22 N)

  • Thermal Capability

    +23°F to +194°F (-5°C to 90°C)

  • Wetter Materials

    Stainless Steel, Teflon®

Most of the listed performance parameters reflect the program requirements and not he design limitations of the valve. In general most valves will perform better than listed n the following areas: system pressure, flow rate, pressure drop, internal leakage and response time.

Related Products

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Related Market Information

Contact Us

For Additional Information Regarding any of our Propulsion Control Products:

Bill Vogt

Spacecraft Fluid Controls Sales Manager

+1-716-687-4109