MVS661.25-1.0N | 2-port refrig valve, PN 63, DN25, 1.0kvs, 24VAC/DC, 0/2...10 VDC / 0/4...20 mA | Siemens
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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.

Brand: SiemensSKU: MVS661.25-1.0N
Siemens | MVS661.25-1.0N
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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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