Belimo R2015-P25-S1 - 2-way regulating ball valve
Belimo R2015-P25-S1 is a 2-way regulating ball valve with a regulating orifice, designed to control flow on the water side of ventilation and heating systems. It has DN 15, Rp 1/2" female thread, PN 40 and Kvs 0.25 m³/h.
Suitable for water and water containing up to 50% vol. glycol, at a medium temperature of -10...120°C [14...248°F].
Belimo R2015-P25-S1 – 2-way regulating valve
A valve with a regulating orifice for open and closed water systems and for flow control on the water side of ventilation and heating systems. The integrated orifice provides an equal-percentage flow characteristic. The valve is operated by a rotary actuator.
Key features and specifications
- Design: 2-way; DN 15; PN 40; Rp 1/2" female thread in accordance with ISO 7-1.
- Kvs: 0.25 m³/h; ps 1600 kPa; closing pressure ∆ps 1400 kPa; differential pressure Δpmax 350 kPa.
- Medium: water, water containing up to 50% vol. glycol; medium temperature -10...120°C [14...248°F].
- Flow characteristic: equal-percentage (VDI/VDE 2173), optimised in the opening range.
- Tightness: bubble-tight, leakage rate class A (EN 12266-1).
- Body: nickel-plated brass; closing element and stem: stainless steel; regulating orifice: ETFE.
- Rotation angle: 90°; operating range 15...90°.
Installation notes
Permitted mounting position: from vertical to horizontal relative to the valve axis; installation with the axis pointing downwards is not permitted. Observe the flow direction indicated by the arrow on the body. At a medium temperature of -10...2°C, stem heating or a valve neck extension is recommended. The permitted medium temperature may depend on the actuator type.
A differential pressure of 200 kPa is specified to ensure quiet operation.
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Brand
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ReferenceR2015-P25-S1
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EAN137630498105241
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Kvs0.25 m³/h
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MediumWater, water with up to 50% vol. glycol.
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Pattern2-way
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Fluid temperature-10...120°C [14...248°F]
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Fluid temperature, noteFor medium temperatures of -10...2°C, heating the shaft or extending the valve neck is recommended. The permissible medium temperature may be limited depending on the actuator type. Refer to the relevant actuator data sheets for restrictions.
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Differential pressure∆pmax 350 kPa
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Closing pressure1400 kPa
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Differential pressure note200 kPa for quiet operation
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Flow characteristicEqual-percentage characteristic
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Permissible leakageBubble-tight, leakage class A
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Pipe connectionInternal thread
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