Air release & pipeline duty
Define air-release and air-admission requirements during filling, normal operation and draining. Include network pressure, medium and installation details.
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| Model Reference | 1901 |
|---|---|
| Available Sizes | DN15-25 |
| Requested Size | DN15 · DN20 · DN25 |
| Pressure Rating | PN10 |
| Body Material | Stainless Steel SS304 |
| Connection Type | Threaded |
| Working Temperature | 0°C to 100°C |
| Suitable Medium | Water; ethylene glycol solution up to 50% concentration |
| Selection Basis | Catalogue range; exact size, pressure, materials and coolant compatibility confirmed for the project |
| Internal Materials | Copper seat; rubber seals; plastic floating ball |
Catalogue options. Operating limits depend on the selected size, materials and configuration.
Automatic air release for facility-water cooling circuits. The stainless body also contains a copper seat and non-metallic internal parts; review all wetted materials.
Applications: Data Centers & AI Cooling
For technical documentation or assistance with your selection, contact Nordic Valves.
Automatic air release for facility-water cooling circuits. The stainless body also contains a copper seat and non-metallic internal parts; review all wetted materials.
| DN | INCH | PT A" | H / mm | L / mm | Weight / kg |
|---|---|---|---|---|---|
| 15 | ½" | ½" | 112 | 59 | 0.6 |
| 20 | ¾" | ¾" | 112 | 59 | 0.6 |
| 25 | 1" | 1" | 125 | 59 | 0.7 |
Dimensions use the letter references in the datasheet drawing. Pressure-class columns refer to the specified flange drilling.
| Drawing no. | Part | Material | Specification |
|---|---|---|---|
| 1 | Body | Stainless Steel | SS304 |
| 2 | Bonnet | Stainless Steel | SS304 |
| 3 | Sealing Gasket | Rubber | -- |
| 4 | Seat | Copper | -- |
| 5 | O-Ring | Rubber | -- |
| 6 | Spring Support | Stainless Steel | SS304 |
| 7 | Outlet Pipe | -- | -- |
| 8 | Handle | -- | -- |
| 9 | Sealing Gasket Seat | Copper | -- |
| 10 | Float | Plastic | -- |
| 11 | Spring | Stainless Steel | SS304 |
| 12 | Lever | Stainless Steel | SS304 |
Material options are shown where listed. Confirm the complete wetted construction for the selected coolant and configuration.
Isolation, balancing, control valves, strainers and flexible connections for facility-water and CDU cooling circuits.
Explore application guidanceDefine air-release and air-admission requirements during filling, normal operation and draining. Include network pressure, medium and installation details.
State facility-water or CDU / technology-cooling duty, coolant formulation, flow, temperature and pressure. Confirm wetted materials and the exact valve configuration for the project.
Include the required installation drawing, material documentation and testing requirements. Confirm the final configuration and its operating limits with your enquiry.
Include the operating conditions in your enquiry. Add your medium, pressure, temperature and documentation requirements alongside the selected options.
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