Asco 8220G031 - Solenoid Valve, 2-Way, 2-Position, Normally Closed, 2 in Pipe Size, 120 V AC, Diaphragm, Piston

The ASCO 8220G031 Solenoid Valve is an electromechanical, pilot-operated valve designed for controlling the flow of hot water and steam. It features a normally closed, 2-position diaphragm design with a 2-inch nominal pipe size and a 1-3/4 inch orifice diameter. The valve body is made of brass, and it includes a PTFE seal. Rated for ambient temperature range: 14–140°F and rated for maximum fluid temperatures: 210°F for hot water; 353°F for steam. This valve operates at 120V AC with a coil insulation class H, using a 60 Hz frequency, and includes the coil and seals necessary for installation.

Key Features:

• - Valve Design: Pilot operated, diaphragm type
• - Valve Positions: 2-position, normally closed
• - Nominal Pipe Size: 2 in with NPTF inlet and outlet connection types
• - Orifice Diameter: 1-3/4 in
• - Body Material: Brass with PTFE seal material
• - Operating Pressure Differential: 5 to 150 psi for hot water; 5 to 125 psi for steam
• - Temperature Ratings: Ambient 14 to 140°F; maximum fluid temperatures: 210°F for hot water; 353°F for steam
• - Electrical: 120V AC, 60 Hz, 10.1 W wattage, coil enclosure watertight without junction box, electrical connections via 1/2 in conduit with 18 in leads
• - Dimensions: Overall height 7-1/2 in, length 5-1/16 in, width 4-23/32 in
• - Standards: CSA and UL Listed

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