Easyflow 791 frost protection valve, DN40 (1 1/2") AG

• For heating systems with Monoblock heat pumps
• Schütz protects the Heat pumps from freezing and drains the water before it freezes
• Installation required outdoors in the supply and return flow pipe
• Opens at a medium temperature of +3°C and closes at a medium temperature of +4°C
• Installation only horizontally in the pipework with outlet downwards
• Only for heating operation
• External thread: flat sealing
Technical data:
• Operating temperature range: 0 - 90°C
• Ambient air temperature: -30°C - 50°C
• Operating pressure max.: 10 bar
• Housing material: brass
• Discharge capacity:
- 6 l/min (at 0.5°C and 1 bar)
- 1.3 l/min (at -20°C and 0.05 bar)