Belimo D6125W - 2-way butterfly valve DN 125

Belimo D6125W butterfly valve

2-way wafer-type butterfly valve for open and closed water systems. The documentation specifies use for switching heat sources or cooling equipment on and off.

Key features and parameters

• DN 125; PN 6 / 10 / 16; pipe connection: flange.
• Kvs 310 m³/h; Kvmax 990 m³/h.
• Medium: water, water with a maximum of 50% vol. glycol.
• Medium temperature: -20...120°C [-4...248°F].
• Differential pressure: ∆pmax 300 kPa.
• Leakage rate: rate A (EN 12266-1).
• Rotational angle: 90°.
• Body: EN-GJS-400-18-LT (GGG 40.3); closing element: stainless steel 1.4581; seat: EPDM.
• Flow characteristic: 0...60% opening angle — equal percentage; 0...100% opening angle — S-shaped. A linear characteristic can be configured using Belimo Assistant 2.

The valve can be installed from vertical to horizontal; installation with the stem pointing downwards is not permitted. Do not operate the valve without an actuator or worm gear while the medium is flowing.