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MVS661.25-1.0N | 2-port refrig valve, PN 63, DN25, 1.0kvs, 24VAC/DC, 0/2...10 VDC / 0/4...20 mA | Siemens
Hermetically sealed 2-port valves for modulating control of refrigerant circuits including chillers and heat pumps.
- Expansion gas, flash gas and suction throttle applications with one type of valve
- PN 63, stainless steel with welding connections
- Integrated power electronic with precise position feedback signal
- For ammonia R717 and all standard refrigerants, noncorrosive gases/liquids and CO2 (R744). It is not suited for use with inflammable refrigerants.
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Documents and manuals
Siemens MVS661.25-1.0N Documents
Datasheet(Modulating refrigerant valves. PN 63. MVS661..N)Datasheet(MVS661..N...Series Modulating Refrigerant Valves for Ammonia (R717) and Safety Refrigerants Technical Instructions)Declaration of conformity(CE declaration MVS661..)Declaration of conformity(RCM Suplier's Declaration MVS661…)Declaration of conformity(Test report EN 10204 (type 2.2). MVS661..-N)Declaration of conformity(Refrigerant valves MVS661..)Mounting instruction(Modulating refrigerant valves PN 63. MVS661..N)Dimension Drawings(2-port refrigeration valve. MVS661..N. DN 25. 3D drawings. stp format) More Info
Overview
Details for MVS661.25-1.0N
2-port refrig valve, PN 63, DN25, 1.0kvs, 24VAC/DC, 0/2...10 VDC / 0/4...20 mA
Specifications
- Ambient temperature, operation
- -25…55 °C
- Degree of protection
- IP65
- kvs
- 1 m³/h
- kvs reduced
- 0.63 m³/h
- Leakage rate
- 0.002 % of kvs
- Material, inside set
- CrNi steel
- Material, valve body
- Steel / CrNi steel
- Medium temperature
- -40…120 °C; -40…248 ºF
- Mounting position
- Upright to horizontal
- Nominal pressure
- PN 63
- Operating voltage
- 24 VAC, 20…30 VDC
- Permissible operating pressure
- 6300 kPa
- Position feedback
- 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
- Power consumption
- 22 VA
- Spring return function
- Closed
- Valve characteristic
- Linear
- Δpmax
- 2500 kPa
- Operating range
- DC 0…10 V, 0…20 mA, DC 2…10 V, 4…20 mA
- Stroke resolution ΔH/H100
- 1:1000
- Material, valve body
- Steel / CrNi steel
- Dimensions (W x H x D)
- 6.3 x 11.22 x 4.02 in
- DN
- 25
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