EXPlasma

Welded Bellows

유체제어 제품 및 솔루션 선도기업, (주)스페이스솔루션입니다.

Negative Pressure Relief Valves Shuttle Fuel Valves Check Valves MSOV&APU PCV PSOV

Special Valves for Aircraft

Check Valves

  • ► Valve, Pressure Relief

  • ► Valve Check

    - Boost Pump Outlet

  • ► Valve Check

    - Suction Feed

  • ► Valve Check

    - Ejector Motive

Specification

  • Valve, Pressure Relief

    - Size : 145.6 ±0.5 x ∅76.2 ±0.2 x 63.5 ±0.2 mm
    - Weight : <0.68 kg
    - Eletrical Bonding : <5.0 mΩ
    - Proof Pressure : 30 psi
    - Pressure Drop : 2.4 psid @ 189.2 LPM
    - Internal Leakage : 500 cc @ 1 min, 1 psig (Opposite Flow)
    - External Leakage : No Leakage
    - Cracking Pressure : 0.8 ~ 1.0 paig (562.0 ~ 703.0 mmH₂O)

  • Valve Check - Boost Pump Outlet

    - Size : 85.9 ±0.5 x 28.6 ±0.2 x 38.0 ±0.2 mm
    - Weight : <0.1 kg
    - Eletrical Bonding : <5.0 mΩ
    - Proof Pressure : 120 psi
    - Pressure Drop : 0.53 psid @ 9.45 LPM
    - Internal Leakage : 2 cc @ 1 min, 29 psig (Opposite Flow)
    - External Leakage : No Leakage
    - Cracking Pressure : <2 inchH₂O (50.8 mmH₂O)

  • Valve Check - Suction Feed

    - Size : 90.8 ±0.5 x ∅74.0 ±0.2 mm
    - Weight : <0.399 kg
    - Eletrical Bonding : <5.0 mΩ
    - Proof Pressure : 120 psi
    - Pressure Drop : 0.6 psid @ 18.9 LPM
    - Internal Leakage : 10 cc @ 1 min, 30 psig (Opposite Flow)
    - Check Valve Cracking Pressure : <2 inchH₂O (50.8 mmH₂O)
    - Relief Valve Cracking Pressure : 40 ~ 45 psig
    - Relief Valve Reseat Pressure : >8 psig

  • Valve Check - Ejector Motive

    - Size : 43.9 ±0.5 x 25.4 ±0.2 x 25.4 ±0.2 mm
    - Weight : <0.054 kg
    - Eletrical Bonding : <2.5 mΩ
    - Proof Pressure : 120 psi
    - Pressure Drop : 0.68 psid @ 2.55 LPM
    - Internal Leakage : 2 cc @ 1 min, 30 psig (Opposite Flow)
    - External Leakage : No Leakage
    - Check Valve Cracking Pressure : <16 inchH₂O (406.4 mmH₂O)