Belimo R411 - 2-way control valve
Belimo R411 is a 2-way ball valve with a control insert, DN 15, PN 40, with G 1" male thread. The Kvs value is 1.6 m³/h.
Designed for water and water with a maximum of 50% vol. glycol. Fluid temperature: -10...100°C [14...212°F].
Belimo R411 – 2-way control valve
Valve with a control insert for modulating flow control on the water side of ventilation and heating systems, in open and closed water circuits.
Key features
- DN 15, PN 40; G 1" male thread in accordance with ISO 228-1.
- Kvs 1.6 m³/h; equal-percentage characteristic.
- Medium: water or water with a maximum of 50% vol. glycol; fluid temperature -10...100°C [14...212°F].
- Maximum differential pressure ∆pmax 200 kPa; closing pressure 1400 kPa.
- Bubble-tight, leakage rate class A (EN 12266-1).
- Nickel-plated brass body; stainless steel closing element and stem.
- Rotation angle 90°; operating range 15...90°.
Installation notes
Installation is permitted with the stem from vertical to horizontal; installation with the stem pointing downwards is not permitted. Observe the flow direction indicated by the arrow on the body. For fluid temperatures of -10...2°C, extending the valve neck is recommended. The permitted fluid temperature may depend on the actuator used.
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Brand
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ReferenceR411
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EAN137630498108013
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Kvs1.6 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...100°C [14...212°F]
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Fluid temperature, noteAt a fluid temperature of -10...2°C, extending the valve neck is recommended. The permissible fluid temperature may be limited depending on the actuator type. Refer to the relevant actuator data sheets for limitations.
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Differential pressure∆pmax 200 kPa
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Closing pressure1400 kPa
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Flow characteristicEqual-percentage characteristic
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Permissible leakageBubble-tight, leakage class A
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Pipe connectionExternal thread
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