Description
Open/close ball valve, 2-way, DN 15, Internal thread, Rp 1/2", PN 40, ps 1600 kPa, Kvs 15 m³/h, Fluid temperature -10...120°C [14...248°F]
Click here for the technical data PDF
For tradesmen and engineering companies seeking reliable and efficient components for their water systems, the Belimo Open/Close Ball Valve R2015-S1 is an excellent choice. These valves are designed for heating, ventilation, and air-conditioning systems and ensure optimal performance and longevity.
The Belimo R2015-S1 series valves are designed for open and closed cold and warm water systems. They are ideal for shut-off functions in water systems and provide 2-point controls in air-handling units and heating systems. These valves are air-bubble tight, ensuring no leakage and maintaining system integrity.
Functional Data:
- Fluid: Cold and warm water, water with glycol up to max. 50% vol.
- Fluid Temperature: -10°C to 120°C (14°F to 248°F)
Note: At fluid temperatures of -10°C to 2°C, a spindle heater or valve neck extension is recommended. The allowed fluid temperature may be limited based on the type of actuator used.
- Close-off Pressure (Δps): 1400 kPa
- Differential Pressure (Δpmax): 1000 kPa (200 kPa for low-noise operation)
- Leakage Rate: Air-bubble tight, leakage rate A (EN 12266-1)
- Angle of Rotation: 90°
- Pipe Connection: Internal thread according to ISO 7-1
- Installation Orientation: Upright to horizontal (relative to the stem)
- Servicing: Maintenance-free
Materials:
- Valve Body: Nickel-plated brass
- Closing Element: Stainless steel
- Spindle: Stainless steel
- Spindle Seal: EPDM O-ring
- Seat: PTFE, O-ring EPDM
Operating Mode: The open/close ball valve is adjusted by a rotary actuator, connected by an open/close signal. Turn the valve counterclockwise to open and clockwise to close.
Flow Direction: The direction of flow is indicated by an arrow on the housing, ensuring correct installation and preventing damage.
Permissible Installation Orientation: Upright to horizontal. Avoid hanging position (spindle pointing downwards).
Electrical Accessories:
- Stem heater DN 15...50 (20 W) Type: ZR24-2
Mechanical Accessories:
-
Valve neck extension for ball valve DN 15...50 Type: ZR-EXT-01
-
Pipe connectors for ball valve with internal thread:
-
DN 15 Rp 1/2" Type: ZR2315
-
DN 20 Rp 3/4" Type: ZR2320
-
DN 25 Rp 1" Type: ZR2325
-
DN 32 Rp 1 1/4" Type: ZR2332
-
DN 40 Rp 1 1/2" Type: ZR2340
-
DN 50 Rp 2" Type: ZR2350
Why You Should Buy
High Performance: With high close-off and differential pressures, these valves ensure reliable operation even under demanding conditions.
Durability: Constructed with nickel-plated brass and stainless steel, these valves offer long-term durability and resistance to wear and corrosion.
Ease of Installation and Maintenance: Featuring a simple design with internal threading, these valves are easy to install and require no maintenance, ensuring hassle-free operation.
Comprehensive Accessories: A range of accessories is available to enhance functionality and adapt the valve to specific requirements.
Additional Notes
Water Quality Requirements: Adhere to VDI 2035 water quality requirements. A suitable strainer should be installed to keep the valves free from particle debris.
Servicing: Ensure all electrical connections are isolated and the system is depressurized before servicing.
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 call us on 01772 284 626.
