VAvat · Miniature High Vacuum Gate Valve
VAvat A1223-11 Miniature High Vacuum Gate Valve
Also written as: A122311
Key specifications
ModelA1223-11
BrandVAvat
Connection / interfaceISO-KF
PART MATCHING · QUOTE REQUIRED
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Lead time on quoteDescription
General purpose for high vacuum isolation. Optional manual actuator or double-acting pneumatic actuator, with long service life. Material: Aviation aluminum alloy. Sealing: Rubber ring seal. Opening diameters: DN25~50.
Technical data
| Series | VAvat |
|---|---|
| Opening diameter / bore | DN25~50 |
| Main material | Aviation aluminum alloy |
| Driver | pneumatic double-acting / manual / pneumatic with solenoid valve |
| Flange type | ISO-KF |
| Sealing method | Rubber ring seal |
| Leakage rate | < 1 × 10⁻⁹ mbar·L/s (valve body, valve seat) |
| Pressure range | 1 × 10⁻⁷ mbar to 1 bar |
| Valve differential pressure | ≤ 1 bar |
| Instantaneous opening differential pressure | ≤ 30 mbar (22.502 Torr) |
| Number of times before first maintenance | 50,000 |
| Operating temperature | Valve body ≤ 100 °C; drive components ≤ 80 °C; solenoid valve ≤ 50 °C; position indicator ≤ 80 °C |
| Material of components | Valve body / bonnet: high-density corrosion-resistant aluminum alloy; spool assembly: SUS 304, aluminum alloy |
| Mounting position | Any orientation |
| Compressed air range | 0.5 MPa – 0.7 MPa |
| Position feedback | Imported wear-resistant elastic switch; AC ≤ 250 V / DC ≤ 50 V; AC ≤ 2.0 A / DC ≤ 1.2 A |
| Example model numbers | VAvat-A1223-11-DN25~50 (pneumatic double-acting) · VAvat-A3144-11-DN25~50 (Manual) · VAvat-A1223-11024-DN25~50 (pneumatic with solenoid valve) |
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