The Asco 8222G068 Solenoid Valve (8222G68) provides dependable steam shutoff in compact, space-restricted systems. Designed with a brass body and pilot-operated mechanism, this model supports steam service up to 324°F while operating from as low as 1 psi. The valve is commonly used in sterilizers, steam appliances, and laboratory heating equipment.
Technical Specifications
- Valve Type: Pilot Operated, Normally Closed, 2-Way
- Pipe Size: 1/4″ NPT
- Flow Factor (Cv): 1.2
- Operating Pressure Differential:
- Steam: 1 to 80 psi
- Maximum Fluid Temperature:
- AC (Steam): 324°F (162°C)
- Body Material: Brass
- Seal Material: TFE/P, EPDM, or PTFE
- Voltage Options:
- AC (60Hz): 24, 120, 208, 240, 480 V
- AC (50Hz): 110, 220, 240, 480 V
- DC: 12, 24, 48, 120 V
- Watt Rating:
- AC: 6.1 watts
- Coil Insulation Class: F
- Solenoid Enclosure:
- Standard: NEMA 4X, IP65 (Watertight, Corrosion-Resistant)
- Optional: Explosionproof & Watertight (Types 3-9), Raintight (Types 3, 7, 9)
Key Features and Functionality
- Low Pressure Activation: Operates reliably from just 1 psi.
- Brass Body Construction: Resists corrosion and handles thermal shock well.
- Low Cv Flow Design: Supports accurate steam flow regulation.
- Heat Rated to 324°F: Designed for demanding steam service.
- Mountable in Any Position: Allows flexible installation setups.
Compatible Components and Related Parts
- ASCO RedHat II Coil Series
- ASCO Mounting Brackets
- ASCO Seal Kit for 8220/8222 Series
- ASCO Explosionproof Solenoid Enclosure
Industry Applications
- Medical Sterilization Units: Controls steam for precise chamber pressure.
- Commercial Steamers: Provides reliable shutoff in tight enclosures.
- Food Heating Systems: Regulates high-temp cooking environments.
- Steam-Controlled Lab Devices: Supports precision in clean applications.
- Small-Scale Molding Systems: Handles thermal inputs with stability.
Compliance and Approvals
- UL Listed
- CSA Certified
- CE Compliant
Installation and Operational Notes
- Verify valve model, voltage, pressure, and media compatibility before installation.
- Always depressurize the system and disconnect power before servicing.
- Mount the solenoid upright when possible to extend valve life.
- Use an inlet strainer or filter to prevent clogging and damage.
- Keep piping clean to prevent internal contamination.
Series Catalog
Asco Hot Water and Steam Valves Two-Way
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