The Asco 8263G300 Solenoid Valve is a direct-acting, normally closed two-way valve for high-temperature steam and hot water service. It operates with zero pressure differential and withstands temperatures up to 344°F. This valve is used for thermal shutoff in autoclaves, laundry systems, and industrial heating lines.
Technical Specifications
- Valve Type: Direct Acting, Normally Closed, 2-Way
- Pipe Size: 1/4″ NPT
- Flow Factor (Cv): 0.52
- Operating Pressure Differential:
- Steam: 0 to 110 psi (AC)
- Hot Water: 0 to 110 psi (AC)
- Maximum Fluid Temperature:
- Steam (AC): 344°F (173°C)
- Hot Water (AC): 210°F (99°C)
- Body Material: Brass
- Seal Material: EPDM or PTFE
- Voltage Options:
- AC: 24, 120, 240, 480 V (60 Hz); 110, 220 V (50 Hz)
- Watt Rating:
- AC: 10.1/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-Temperature Endurance: Rated up to 344°F steam.
- Zero Differential Start: Operates without system pressure.
- Two-Way Shutoff Design: Controls flow in both directions.
- Compact Brass Body: Fits tight system installations.
- Mounting Flexibility: Installs in any orientation.
Compatible Components and Related Parts
- ASCO RedHat II Coil Series
- ASCO Mounting Brackets
- ASCO Seal Kit for 8263 Series
- ASCO Explosionproof Solenoid Enclosure
Industry Applications
- Laundry Equipment: Delivers steam to press and rinse lines.
- Autoclaves and Sterilizers: Controls chamber steam shutoff.
- Food Service Equipment: Regulates hot water cleaning lines.
- Steam Atomization Systems: Releases vapor under high heat.
- Molding Equipment: Supports steam-assisted molding stages.
Compliance and Approvals
- CSA Certified
- CE Compliant
Installation and Operational Notes
- Verify solenoid voltage matches supply before energizing.
- Keep valve internals clean to prevent malfunction.
- Depressurize the system thoroughly before performing maintenance.
- Mount the valve upright unless otherwise specifically approved.
- Install an upstream strainer to block particulate contamination.
Series Catalog
Asco Hot Water and Steam Valves Two-Way
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