MVL661.25-6.3

Hermetically sealed 2-port valves for modulating control of chillers and heat pumps.

• Expansion, hot-gas and suction throttle applications with one type of valve
• PS45, stainless steel with soldering connections
• Integrated power electronic with precise position feedback signal
• For safety refrigerants such as R22, R134a, R404A, R407C, R410A, R507, and R744 (CO2). Not suitable for inflammable refrigerants.

Additional info
* kvs can be selected with DIP switch

• Operating voltage: AC 24 V, DC 20…30 V
• Operating range: DC 0…10 V, 0…20 mA, DC 2…10 V, 4…20 mA
• Positioning signal: DC 0...10 V, DC 2...10 V, DC 0...20 mA , DC 4...20 mA
• Positioning time: 1 s
• Spring return function: A->AB closed
• Position feedback: DC 0…10 V, 0…20 mA, DC 2…10 V, 4…20 mA
• Degree of protection: IP65
• Ambient temperature, operation: -25…55 °C
• Mounting position: Upright to horizontal
• Permissible operating pressure: 4500 kPa
• Leakage rate: 0.002 % of kvs
• Medium temperature: -40…120 °C; -40…248 ºF
• Valve characteristic: Linear
• Stroke resolution ΔH/H100: 1:1000
• Material, valve body: Steel / CrNi steel
• Material, inside set: CrNi steel/brass
• Δpmax: 2500 kPa
• Dimensions (W x H x D): 160 x 288.5 x 102 mm
• kvs: 6.3 m³/h
• kvs reduced: 4 m³/h
• DN: 25
• Warranty: 60 Months

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