Belimo H420B - 2-way globe valve DN 20

Belimo H420B – 2-way globe valve

Valve for open and closed water systems and for water-side control in ventilation and heating systems. Flow is regulated by the valve plug, which is moved by a globe valve actuator.

Key features

• Nominal diameter: DN 20; nominal pressure: PN 16; ps 1600 kPa.
• Connection: G 1 1/4" male thread.
• Kvs: 6.3 m³/h; stroke: 15 mm.
• Fluid: water or water with a maximum of 50% vol. glycol.
• Fluid temperature: -10...120°C [14...248°F]. Stem heating is required at temperatures of -10...2°C.
• Flow characteristic: equal percentage; permissible leakage: max. 0.05% of the Kvs value.
• Valve body: CC499K; plug and stem: stainless steel; stem seal: EPDM O-ring.

Installation notes

Installation is permitted from vertical to horizontal relative to the stem. Do not install the valve with the stem pointing downwards. Observe the flow direction indicated by the arrow on the body.