Belimo C220QFL-G - 2-way ball valve with PI flow limiter
Belimo C220QFL-G is a 2-way ball valve with a PI flow limiter (PIFLV) for closed water systems. It has an Rp 3/4" female threaded connection, DN 20, PN 25 and a nominal flow rate V'nom of 1900 l/h.
The integrated limiter maintains a constant flow rate at a differential pressure of 20...280 kPa when the valve is open at 90°.
Belimo C220QFL-G – technical data
2-way PI ball valve with flow limiter, designed for closed water systems. According to the documentation, it is used for on/off control on the water side of fan coil units and chilled ceilings.
- Connection: Rp 3/4" female thread, DN 20; PN 25.
- Nominal flow rate V'nom: 1900 l/h (0.52 l/s; 1.9 m³/h).
- Medium: water; medium temperature: 2...60°C [36...140°F].
- Differential pressure: 20...280 kPa; closing pressure ∆ps: 520 kPa.
- At a differential pressure of 20...280 kPa, the integrated limiter maintains a constant flow rate when the valve is open at 90°. A pressure of 50 kPa is specified for quiet operation.
- Tightness: bubble-tight, leakage rate class A (EN 12266-1).
- Body and stem: brass; closing element: chrome-plated brass; stem seal: EPDM O-ring; seat: PTFE, EPDM O-ring.
- Rotation angle: 90°.
Installation notes
Installation is permitted from vertical to horizontal in relation to the stem; installation with the stem pointing downwards is not permitted. Observe the flow direction indicated by the arrow on the body. Installation on the return is recommended.
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Brand
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ReferenceC220QFL-G
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EAN137630498102226
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V'nom [l/h]1900
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MediumWater
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Pattern2-way
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Fluid temperature2...60°C [36...140°F]
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Differential pressure∆p 20...280 kPa
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Closing pressure520 kPa
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Differential pressure note50 kPa to ensure quiet operation
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Permissible leakageBubble-tight, leakage class A
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Pipe connectionInternal thread
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V'nom [l/s]0.52
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