Belimo H779R - 3-way globe valve DN 80

Belimo H779R – 3-way globe valve

Valve for closed water systems, designed for water-side control in ventilation and heating systems. The body is made of EN-GJL-250 (GG 25).

Key technical data

• Pattern: 3-way; DN 80; PN 6; ps 600 kPa.
• Pipe connection: flange, in accordance with ISO 7005-2.
• Kvs: 90 m³/h; stroke: 18 mm.
• Medium: water, water with max. 50% vol. glycol.
• Medium temperature: -10...120°C [14...248°F]. Shaft heating is required at a medium temperature of -10...2°C.
• Flow characteristic: A – AB equal percentage; B – AB linear.
• Permissible leakage: A – AB max. 0.05% of Kvs value; B – AB max. 1% of Kvs value.
• Body material: EN-GJL-250 (GG 25); closing element and shaft: stainless steel; shaft seal: EPDM O-ring.

Permissible mounting position: from vertical to horizontal relative to the axis. Installation with the shaft pointing downwards is not permitted. Maximum differential pressure and closing pressure depend on the actuator installed.