The ASCO EF8220G011 is a pilot-operated, 2-way normally closed solenoid valve designed for steam and hot water applications. Constructed with a brass body, EPDM diaphragm, and an explosion-proof enclosure, this valve ensures dependable operation in environments requiring controlled fluid regulation.
Technical Specifications
- Model: EF8220G011 (Alternate SKU EF8220G11)
- Valve Type: 2-way normally closed solenoid valve
- Pipe Size: 1 1/2” NPT
- Operation Type: Pilot-operated
- Flow Coefficient (Cv): 22.5
- Body Material: Brass
- Diaphragm Material: EPDM (Ethylene Propylene Diene Monomer)
- Coil Voltage: 120V AC
- Media Compatibility & Pressure Ratings:
- Steam: 5-50 PSI
- Hot Water: 5-150 PSI
- Enclosure Rating: Explosion-proof for hazardous locations
- Mounting Type: Standard mounting configuration for industrial systems
Key Features
- Pilot-operated design ensures reliable and efficient operation
- 2-way normally closed configuration for secure steam and water shutoff
- Brass body construction for corrosion resistance and durability
- EPDM diaphragm for enhanced sealing and compatibility with steam and hot water
- Explosion-proof enclosure allows operation in hazardous locations
- 1 1/2” NPT pipe connection for easy integration into existing systems
- 120V AC coil operation suitable for standard industrial power supplies
Compatible Components & Accessories
- ASCO coil kits for solenoid valve maintenance
- ASCO valve position indicators and monitoring systems
- Standard industrial piping and fittings for system integration
- Electrical connectors and conduit fittings for explosion-proof installations
Industry Applications
- Steam and hot water flow control in industrial systems
- Boiler feed water and heating system regulation
- Power generation and refinery steam distribution
- Process heating applications in manufacturing and chemical industries
- Equipment requiring safe and controlled shutoff of steam and hot water
Installation & Maintenance Notes
- Verify compatibility with system pressure and media requirements before installation
- Follow manufacturer guidelines for proper wiring, mounting, and operational setup
- Regularly inspect and clean the valve to maintain optimal performance
- Use ASCO-approved replacement coils and accessories for servicing
- Installation and maintenance should be performed by trained personnel familiar with explosion-proof solenoid valves
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