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- Caleffi 644 Series Full Flow 3-Way Zone Valve 25mm
Caleffi 644 Series Full Flow 3-Way Zone Valve 25mm
The motorised diverter valves can be used to automatically divert the medium in air-conditioning and hydraulic/domestic water systems. The exceptional hydraulic performance level of this particular series of valves combined with reduced dimensions and practical installation make the products especially suited to heating systems and domestic hot water production systems:
– no seepage;
– short operating times (valve – opening/closing);
– can function with high differential pressures;
– low head losses
Temperature range: -5 – 110°C
Max. working pressure: 10bar
Opening & closing time: 10s
Max. ambient temperature: 55°C
Length of power cable: 5×0.75mm² – 100cm
Body: brass, EN 12165 CW617N
Ball: brass EN12165 CW617N
Medium: water, gycol solutions
Max. percentage of glycol: 50%
Temperature range: -5 – 110°C
Max. working pressure: 10bar
Synchronous motor: Power open & close
Supply: 230V - 50/60Hz
Power consumption: 9W; 8VA
Opening & closing time: 10s
Microswitch contacts rating: 6A
Protection class: IP40
Max. ambient temperature: 55°C
Length of power cable: 5x0.75mm² - 100cm