Spacecraft Components

Bi-Propellant Latching Isolation Valve

Type: Torque Motor Actuated, Bi-Propellant

 

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

Typical Performance Specifications

  • Operating Pressure

    298 psig (20.5 bar)

  • Pressure Proof (Open)

    685 psig (47.2 bar)

  • Operating Voltage Range

    18 to 42.5 vdc

  • Response Time

    < 20 msec @ 298 psig (20.5 bar)

  • Power Consumption

    68 watts max. @ 42.5 vdc & 68°F (20°C)

  • Internal Leakage

    < 1 scc/hr He @ 298 psig (20.5 bars)

  • External Leakage

    < 1x10-6 scc/sec GHe @ 298 psig (20.5 bar)

  • Cycle Life

    > 5,000

  • Weight

    1.32 lb (0.6 kg)

  • Reverse Cracking Pressure

    44 to 145 psid (3.0 to 10.0 bar)

  • Inlet Filtration

    None

  • Thermal Capability (Operating)

    +14°F to +131°F (-10°C to +55°C)

  • Wetted Materials

    Titanium Alloy, Teflon®

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

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Contact Us

For Additional Information Regarding any of our Propulsion Control Products:

Bill Vogt

Spacecraft Fluid Controls Sales Manager

+1-716-687-4109