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EV250B Assisted Lift Operated 2/2-Way Solenoid Valve
Brand: DanfossEV250B with assisted lift can operate from zero and up to 10 bar differential pressure.
This 2/2-way valve program is especially to use in closed circuits with low differential pressure, but demanding moderate flow rates.
Valve body in dezincification resistant brass for ensuring a long life even in connection with aggressive steam media.
EV250B is compatible with the broad Danfoss coil program with enclosures from IP 00 up to IP 67. Medium temperatures up to 140° C (low pressure steam).
Features- For water, oil, compressed air and similar neutral media
- Flow range: 0.5 to 20 m³/h
- Differential pressure: 0 to 10 bar
- Media temperature from -30° to 140° C
- Ambient temperature: Up to 80° C
- Coil enclosure: Up to IP67
- Thread connections: From G ⅜" to G 1"
- DN 10 – 22
- Viscosity: Up to 50 cst
- The valve can be used for rough vacuum
- Water hammer damped
Specifications
Brand
Ambient Temperature Range
- -10° to 80° C (14° to 176° F)
Approvals & Certifications
- CE
BSP Connection
- G 1" Female
- G 1/2" Female
- G 3/4" Female
- G 3/8" Female
Consumption
- 10 to 12 W AC - Power Consumption
- 18 to 20 W DC - Power Consumption
- 20 W - Power Consumption
- 26 VA - Power Consumption
Cover Material
- Brass (W. No. 2.0402)
Diaphragm Material
- EPDM
- FKM
Differential Pressure
- psi: 0 to 145 (kPa: 0 to 1,000, bar: 0 to 10)
Electrical Connectors
- DIN Connector (DIN 43650-A)
Electrical Contacts
- Normally Closed
- Normally Open
Enclosure, Body Material
- CuZn36Pb2As / CZ 132 - Valve Body
- DZR Brass - Valve Body
Environmental Protection
- IP00
- IP20
- IP65
- IP67
Flow Rate
- 0.5 to 20 m³/hour
Function
- Start with Pulse
Materials of Construction
- 304L Stainless Steel, 1.4306 - Armature Tube
- 430FR Stainless Steel (1.4105) - Armature & Armature Stop
- EPDM - Valve Plate
- FKM - Valve Plate
Media
- Compressed Air
- Oil
- Water
O-Ring Material
- EPDM
- FKM
Orifice Size
- 10" to 22" (254 to 558.8 mm)
Process Temperature
- -30° to 140° C (-22° to 284° F)
Proof Pressure
- Maximum
Response Time
- 100 ms - Time to Close
- 100 to 150 ms - Time to Open
Seat / Seal Material
- EPDM
- FKM
Spring Material
- 301 Stainless Steel, 1.4310
Supply Voltage
- 24-240 Vac at 50/60 Hz
