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manufacturer:
Siemens
mpn:
MVS661.25-0.4N
Product Description
Siemens - MVS661.25-0.4N 2-port refrig valve, PN 63, DN25, 0.4kvs, 24VAC/DC, 0/2...10 VDC / 0/4...20 mAExpansion gas, flash gas and suction throttle applications with one type of valvePN 63, stainless steel with welding connections
Hermetically sealed 2-port valves for modulating control of refrigerant circuits including chillers and heat pumps.
Additional Information
Ambient temperature, operation-25…55 °C
Degree of protectionIP65
kvs0.4 m³/h
kvs reduced0.25 m³/h
Leakage rate0.002 % of kvs
Material, inside setCrNi steel
Material, valve bodySteel / CrNi steel
Medium temperature-40…120 °C; -40…248 ºF
Mounting positionUpright to horizontal
Nominal pressurePN 63
Operating voltage24 VAC, 20…30 VDC
Permissible operating pressure6300 kPa
Position feedbackDC 0…10 V, 0…20 mA, DC 2…10 V, 4…20 mA
Positioning signalDC 0...10 V, DC 2...10 V, DC 0...20 mA, DC 4...20 mA
Positioning time1 s
Power consumption22 VA
Spring return functionClosed
Valve characteristicLinear
Δpmax2500 kPa
Operating rangeDC 0…10 V, 0…20 mA, DC 2…10 V, 4…20 mA
Stroke resolution ΔH/H1001:1000
Material, valve bodySteel / CrNi steel
Dimensions (W x H x D)6.3 x 11.22 x 4.02 in
DN25