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0255 2/2-Way Solenoid Valve
Brand: Burkert Fluid Control Systems
The direct-acting plunger solenoid valve Type 0255 is also suitable for high pressures and high temperatures.
Features- Seat valve, direct-acting
- Pressure range up to 507 psi
- Media temperature 0° to 250° C (0° to 482° F)
- Push-over solenoid system
- For gases and fluids
Specifications
Ambient Temperature Range
- 55° to 250° C (131° to 482° F)
Approvals & Certifications
- CE
- CSA
- FM Class I, Div. 2, Grade A, B, C, D
- UL
Duty Cycle
- 100 % Continuous Rating
Electrical Connectors
- Cable Plug for Diameter 7 mm Cable
Electrical Contacts
- Normally Closed
Enclosure, Body Material
- 316Nb Stainless Steel, 1.4581
- Brass
Environmental Protection
- IP65 with Cable Plug
Flow Rate
- Air: 4.6 to 30 QNn (scfm) Measured with psi: 85 Upstream Pressure & a Pressure Drop of psi: 14 Across the Valve at 20° C (68° F)
- Water: 0.14 to 0.93 Cv (GPM) Measured at 20° C (68° F), psi: 1 Pressure at Valve Inlet & Free Outlet
Materials of Construction
- Coil: Epoxy
- FKM (Media: Hot Air, Hot Oils, Oils with Additives, Per-solutions)
- Guide Tube: 316Ti Stainless Steel, 1.4542
- Stopper: 430FR Stainless Steel (1.4105)
Media
- Fluids
- Gases
Mounting
- M5 x 35 Cheesehead Screws
- Mounting Bracket
Mounting Position
- Preferably with Actuator Upright
NPT Connection
- 1/2” NPT Female
- 1/4” NPT Female
- 3/8” NPT Female
Orifice Size
- 0.078” to 0.236” (2 to 6 mm)
Power
- AC: 10 W (Hold)
- AC: 16 VA (Hold)
- AC: 35-40 VA (Inrush)
- DC: Approximately 12 W (Hold)
Pressure Range
- Liquids - psi: 0 to 507 (kPa: 0 to 3,496, bar: 0 to 34.96)
Process Temperature
- PTFE: -40° to 250° C (-40° to 482° F)
Response Time
- Closing (AC, DC): 20 to 30 milliseconds Pressure Decay 100 to 10 %
- Opening (AC): 10 to 20 milliseconds Pressure Build-Up 0 to 90 %
- Opening (DC): 20 to 80 milliseconds Pressure Build-Up 0 to 90 %
Ring Material
- Shading Ring: Copper (MS Version) Only AC
- Shading Ring: Silver (SS Version) Only AC
Seat / Seal Material
- Metallic Sealing: 316 Stainless Steel, 1.4401
- Seal: PTFE (Media: Water, Steam, Fuels, Hydraulic Materials, Alcohol, Organic Solvents, Waste Gas)
- Valve Seat: 303 Stainless Steel, 1.4305
- Valve Seat: 440B Stainless Steel (1.4112)
Solenoid Type
- 2/2-Way
Spring Material
- 301 Stainless Steel, 1.4310
Tolerance
- Voltage Tolerance: ± 10 %
Viscosity
- Maximum
Voltage
- 120 V / 60 Hz
- 24 V / 60 Hz
- 24 Vdc
- 240 V / 60 Hz