Spacecraft Components

Mono-Propellant Latching Isolation Valve

Type: Torque Motor Actuated, Mono-Propellant

 

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

Typical Performance Specification

  • Operating Pressure

    0 to 420 psig (0 to 29.0 bar)

  • Proof Pressures (Open)

    1155 psig (79.6 bar)

  • Operating Voltage Range

    28 ± 6 vdc

  • Response Time

    < 50 msec @ 20 vdc & 420 psig (29.0 bar)

  • Power Consumption

    11.1 watts max. @ 20 vdc & 70°F (21°C)

  • Internal Leakage

    < 5.0 scc/hr GN2 @ 420 psig (29.0 bar)

  • External Leakage

    < 1x10-6 scc/sec GHe @ 420 psig (29.0 bar)

  • Cycle Life

    > 20,000

  • Weight

    < 0.80 lb (0.36 kg)

  • Reverse Cracking Pressure

    50 to 350 psid (3.4 to 24.1 bar) high flow orifice </br> 100 to 500 psid (6.9 to 34.5 bar) low flow orifice

  • Inlet Filtration

    40 micron absolute integral filter

  • Thermal Capability (operating)

    +10°F to +170°F (-12°C to +77°C)

  • Materials of Construction

    Stainless Steel, 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