Sales (2)
| Title | Date Posted | Size | ||
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| CENTRA Reliable control valves and mixing valves for precise climate control - Sales brochure - Dutch | 09/2022 | 1035339 kb |
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| Brochure Optimal heat quantities for mixers, valves and actuators (German) | 07/2026 | 2431058 kb |
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Submittal (0)
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| No results found for "brochure". |
Training (0)
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| No results found for "brochure". |
Install (5)
| Title | Date Posted | Size | ||
|---|---|---|---|---|
| DRU/HE Centra Rotary Valve Product Specification (English) | 08/2021 | 553190 kb |
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| Centra DRU 3-way mixing valve PN10 Product Specification (English) | 05/2025 | 1083772 kb |
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| CENTRA /DRR DRU Installation Instructions (Multilingual). | 01/2026 | 2698252 kb |
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| Centra DRU 3-way mixing valve PN10 Product Specification (German) | 08/2025 | 1099910 kb |
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| Centra DRU Product Specification (French) | 05/2025 | 1089225 kb |
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| Application | For supply water, heating and air conditioning; hot/cold water quality VDI2035; glycol water mixture 50%. |
|---|---|
| Connection Type | External Thread |
| DN Size | DN 25 |
| Torque | 20 Nm |
| Valve Type | 3-Way mixing rotary valve |
| Differential pressure for close-off (Max) | 100 kPa for 20 Nm |
| Media Temperature (Max) | 130 °C |
| Media Temperature (Min) | 2 °C |
| Seal Type | Double O-ring lined |
| Warranty | 5 years |
The DRU Three-Way Rotary Valve provides water temperature control in heating and air-conditioning applications.
These valves are designed for accurate mixing control of supply water temperature and return-flow temperature. The sturdy construction and red brass material ensure long operating life and high reliability when used in combination with M6061/VMM and M7061/VRM actuators. The special inner form of the housing and the all-around changeable rotary plug allow the valve to be adapted to each possible application without having to drain the system. In combination with the distance-adjustable H-Extension, use in a wide range of pre-piped systems is possible.
- Housing made of casted iron
- Chrome-plated plug for long life-span
- Optimized characteristics for supply water temperature control
- All around changeable rotary plug
- Reliable and easy mounting of electrical actuators
- Wide range of flow rates in two housing sizes
- Compact design
- Use for manifolds by accessory H-Extension
- Thermal insulation package included
Accessories (3)
| Image | SKU | Name | |
|---|---|---|---|
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VMM20 | Rotary Valve Actuator 230 Vac, 20 Nm, Runtime (min) 1.6 | Sign In to View Pricing |
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VRM20N | ROTARY ACTUATOR 20 Nm, 24 V AC/DC | Sign In to View Pricing |
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STU25 | Internal threaded socket with gaskets and cap nut, Weight 0,21 kg | Sign In to View Pricing |
Replacement Parts (3)
| Image | SKU | Name | |
|---|---|---|---|
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019001030 | Seal kit complete, DN15 DN40 | Sign In to View Pricing |
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071099535 | O-ring | Sign In to View Pricing |
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030000302 | Mounting bracket | Sign In to View Pricing |