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| Model Reference | 1289-BT |
|---|---|
| Available Sizes | DN15-50 |
| Requested Size | DN15 · DN20 · DN25 · DN32 · DN40 · DN50 |
| Pressure Rating | PN16 · PN25 |
| Body Material | SS304 · SS316 · Duplex Steel (subject to model confirmation) |
| Connection Type | Threaded (ISO 7-1 / ISO 228) |
| Working Temperature | -10°C to 120°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 |
| Control Function | Static balancing |
| Default Body Material | Stainless Steel SS304 |
| Sealing Material | EPDM · PTFE |
| Thread Connection Standard | ISO 7-1 / BSPT · ISO 228 / G |
| Pressure Tap Material | SS304 · SS316 · Duplex Steel |
Catalogue options. Operating limits depend on the selected size, materials and configuration.
Static balancing for small cooling-water branches with opening indication and setting memory. Specify design flow and pressure drop.
Applications: Data Centers & AI Cooling
For technical documentation or assistance with your selection, contact Nordic Valves.
Static balancing for small cooling-water branches with opening indication and setting memory. Specify design flow and pressure drop.
| DN | Kvs |
|---|---|
| 15 | 3.88 |
| 20 | 5.72 |
| 25 | 8.90 |
| 32 | 19.50 |
| 40 | 27.50 |
| 50 | 38.50 |
Use the design flow and available differential pressure to select the valve and commissioning setting.
| DN | G THREAD | L / mm | H / mm |
|---|---|---|---|
| 15 | ½" | 80 | 114 |
| 20 | ¾" | 85 | 116 |
| 25 | 1" | 98 | 119 |
| 32 | 1¼" | 110 | 136 |
| 40 | 1½" | 120 | 138 |
| 50 | 2" | 150 | 148 |
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 (Default)/SS316 |
| 2 | Stem | Stainless Steel | SS304 (Default)/SS316 |
| 3 | Balanced Valve Core | Stainless Steel | SS304 (Default)/SS316 |
| 4 | Sealing | EPDM (Default)/PTFE | -- |
| 5 | Handwheel | PA | -- |
| 6 | Pressure Tap | Stainless Steel | SS304 (Default)/SS316/Duplex Steel |
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 guidanceProvide design flow, available differential pressure and the required balancing or control function. For electric control, include voltage, signal, fail position and feedback requirements.
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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