The Asco 8222 099 Solenoid Valve is a pilot-operated, normally closed valve for high-performance steam control in critical thermal systems. With an ambient temperature rating up to 77°F and a rugged 13.0 Cv capacity, it excels in sterilizers, steam atomizers, and other high-demand industrial heat processes.
Technical Specifications
- Valve Type: Pilot Operated, Normally Closed, 2-Way
- Pipe Size: 1″ NPT
- Flow Factor (Cv): 13.0
- Operating Pressure Differential:
- Steam: 0 to 200 psi
- Maximum Fluid Temperature:
- AC: 388°F (198°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: 28.2 watts
- Coil Insulation Class: H
- Solenoid Enclosure:
- Standard: NEMA 4X, IP65 (Watertight, Corrosion-Resistant)
- Optional: Explosionproof & Watertight (Types 3-9), Raintight (Types 3, 7, 9)
Key Features and Functionality
- High Steam Tolerance: Operates up to 200 psi steam pressure.
- Thermal-Resistant Design: Handles fluid temps up to 388°F.
- Pilot-Operated Performance: Optimized for higher flow systems.
- Normally-Closed Safety: Shuts off reliably when de-energized.
- Mountable in Any Position: Supports flexible system layouts.
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
- Sterilizer Systems: Steam shutoff in disinfection processes.
- Autoclave Units: Maintains high-temp sealing control.
- Laundry Equipment: Steam supply control in industrial washers.
- Steam Atomization: Regulates steam in burner systems.
- Boiler Operations: Controls flow in high-pressure steam systems.
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.
- Operate and inspect the valve monthly to ensure reliability.
Series Catalog
Asco Hot Water and Steam Valves Two-Way
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