Belimo R418 - 2-way ball control valve
Belimo R418 is a 2-way ball control valve with a regulating orifice, DN 20, with a G 1 1/4" male thread. Valve parameters: PN 40, ps 1600 kPa and Kvs 6.3 m³/h.
Designed to control the flow of water or water with a maximum of 50% vol. glycol. Medium temperature: -10...100°C [14...212°F].
Belimo R418 – 2-way control valve
A control valve with a regulating orifice for open and closed water systems. It is used for water-side control in ventilation and heating systems. The integrated orifice provides an equal-percentage flow characteristic.
Key features
- Type: R418; 2-way valve, DN 20, PN 40.
- Connection: G 1 1/4" male thread, in accordance with ISO 228-1.
- Kvs: 6.3 m³/h; ps: 1600 kPa.
- Maximum differential pressure ∆pmax: 200 kPa; closing pressure: 1400 kPa.
- Medium: water, water with a maximum of 50% vol. glycol; medium temperature: -10...100°C [14...212°F].
- Flow characteristic: equal-percentage; tightness: bubble-tight, leakage rate A.
- Nickel-plated brass body; stainless steel closing element and stem.
- Rotation angle: 90°; operating range: 15...90°.
At a medium temperature of -10...2°C, extending the valve neck is recommended. The permissible medium temperature may depend on the actuator type; limitations are specified in the relevant actuator data sheets.
Installation is permitted with the stem positioned from vertical to horizontal. Do not install the valve with the stem pointing downwards. Observe the flow direction indicated by the arrow on the body.
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Brand
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ReferenceR418
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EAN137630498108099
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Kvs6.3 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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