Belimo R3025-10-S2 (3-Way) Control Valve

Description

 

This Belimo 3-Way Characterised Control Valve is designed for closed cold and warm water systems. It is ideal for modulating control of air-handling and heating systems on the water side, ensuring efficient and precise flow regulation.

 

Type Overview 

  - R3025-10-S2

  - DN25 

  - RP 1"

  - 10m³/h

  -  PN40

  - 3.2n(gl)

  - 100 Sv min.

 

 

Functional Data:

  - Fluid: Cold and warm water, water with glycol up to 50% vol.

  - Fluid Temperature: -10°C to 120°C [14°F to 248°F]

  - Close-off Pressure: 1400 kPa

  - Differential Pressure (Δpmax): 350 kPa

  - Flow Characteristics:

    - Control Path A – AB: Equal percentage (VDI/VDE 2173)

    - Bypass B – AB: Linear (VDI/VDE 2173)

  - Leakage Rate:

    - Control Path A – AB: Air-bubble tight, leakage rate A (EN 12266-1)

    - Bypass B – AB: Leakage class I (EN 1349 and EN 60534-4) 1-2% of Kvs value

 

Mechanical Data:

  - Valve Body: Nickel-plated brass

  - Closing Element: Stainless steel

  - Spindle: Stainless steel

  - Spindle Seal: EPDM O-ring

  - Seat: PTFE, O-ring EPDM

  - Characterised Disc: ETFE (DN 15, 20, 25, 32, 40, 50) or stainless steel (DN 40, 50)

 

Operational Data:

  - Angle of Rotation: 90° (Control path A – AB: 15-90°, Bypass B – AB: 15-70°)

  - Pipe Connection: Internal thread (ISO 7-1)

  - Installation Orientation: Upright to horizontal

  - Servicing: Maintenance-free

 

Accessories:

- Electrical:

  - Stem heater DN 15-50 (20 W) ZR24-2

- Mechanical:

  - Valve neck extension for ball valve DN 15-50 ZR-EXT-01

  - Pipe connectors for ball valves (various sizes)

 

Installation Notes:

- The ball valve can be installed upright to horizontal but not in a hanging position.

- Water quality must meet VDI 2035 standards. Installation of a suitable strainer is recommended.

- Ensure the correct flow direction as specified by the housing arrow.

 

Why You Should Buy:

Efficiency: Ensures precise flow control for optimal heating and air-handling performance.

Durability: Made with high-quality materials for long-term use.

Versatility: Suitable for a variety of closed water systems.

 

For more information and to explore our range of Belimo products, visit our website at https://ecospares.co.uk/collections/belimo. If you need any assistance, please get in touch with us on 01772 284 626.

 

Product form

  This Belimo 3-Way Characterised Control Valve is designed for closed cold and warm water systems. It is ideal for... Read more

SKU: R3025-10-S2

£182.00£127.40 Excl. VAT

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      Description

       

      This Belimo 3-Way Characterised Control Valve is designed for closed cold and warm water systems. It is ideal for modulating control of air-handling and heating systems on the water side, ensuring efficient and precise flow regulation.

       

      Type Overview 

        - R3025-10-S2

        - DN25 

        - RP 1"

        - 10m³/h

        -  PN40

        - 3.2n(gl)

        - 100 Sv min.

       

       

      Functional Data:

        - Fluid: Cold and warm water, water with glycol up to 50% vol.

        - Fluid Temperature: -10°C to 120°C [14°F to 248°F]

        - Close-off Pressure: 1400 kPa

        - Differential Pressure (Δpmax): 350 kPa

        - Flow Characteristics:

          - Control Path A – AB: Equal percentage (VDI/VDE 2173)

          - Bypass B – AB: Linear (VDI/VDE 2173)

        - Leakage Rate:

          - Control Path A – AB: Air-bubble tight, leakage rate A (EN 12266-1)

          - Bypass B – AB: Leakage class I (EN 1349 and EN 60534-4) 1-2% of Kvs value

       

      Mechanical Data:

        - Valve Body: Nickel-plated brass

        - Closing Element: Stainless steel

        - Spindle: Stainless steel

        - Spindle Seal: EPDM O-ring

        - Seat: PTFE, O-ring EPDM

        - Characterised Disc: ETFE (DN 15, 20, 25, 32, 40, 50) or stainless steel (DN 40, 50)

       

      Operational Data:

        - Angle of Rotation: 90° (Control path A – AB: 15-90°, Bypass B – AB: 15-70°)

        - Pipe Connection: Internal thread (ISO 7-1)

        - Installation Orientation: Upright to horizontal

        - Servicing: Maintenance-free

       

      Accessories:

      - Electrical:

        - Stem heater DN 15-50 (20 W) ZR24-2

      - Mechanical:

        - Valve neck extension for ball valve DN 15-50 ZR-EXT-01

        - Pipe connectors for ball valves (various sizes)

       

      Installation Notes:

      - The ball valve can be installed upright to horizontal but not in a hanging position.

      - Water quality must meet VDI 2035 standards. Installation of a suitable strainer is recommended.

      - Ensure the correct flow direction as specified by the housing arrow.

       

      Why You Should Buy:

      Efficiency: Ensures precise flow control for optimal heating and air-handling performance.

      Durability: Made with high-quality materials for long-term use.

      Versatility: Suitable for a variety of closed water systems.

       

      For more information and to explore our range of Belimo products, visit our website at https://ecospares.co.uk/collections/belimo. If you need any assistance, please get in touch with us on 01772 284 626.

       

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