The ASCO SU8220G406 is a 2-way, 2-position pilot-operated solenoid valve with a normally closed starting configuration. It features a brass body and diaphragm valve design, constructed to control the flow of hot water and steam. This valve operates with an included coil at 120V AC and ambient temperature range: 14°F to 140°F. Media temperature ratings: hot water up to 210°F; steam up to 353°F, maximum differential pressures: hot water 150 psi; steam 125 psi; light oil 210 psi; air/inert gas 150 psi. The valve utilizes NPTF inlet and outlet connections with a nominal pipe size of 1/2 inch, and a 1/2 inch orifice diameter. Electrical connections: DIN interface; enclosure: watertight; junction box not included. Key Features: - Valve Type: Diaphragm, Piston- Valve Ways: 2-Way- Valve Positions: 2-Position- Operation Type: Pilot Operated- Seal Material: EPDM, PTFE- Body Material: Brass- Media: Hot Water, Steam- Ambient Temperature Range: 14°F to 140°F- Fluid Temperature Maximum: 210°F (Hot Water), 353°F (Steam)- Operating Pressure Differential Maximum: 150 psi (Hot Water), 125 psi (Steam), 210 psi (Light Oil), 150 psi (Air/Inert Gas)- Electrical: 120V AC, 10.1 W wattage, 50/60 Hz frequency- Coil Enclosure: Watertight, Without Junction Box- Electrical Connections: DIN- Inlet/Outlet Connection Type: NPTF- Nominal Pipe Size: 1/2 in- Center Line Pipe Size: 3-17/32 in- Dimensions: 4-1/8 in height, 2-7/8 in length, 2-1/4 in width- Includes: Coil and seal components- Environmental Rating: Hazardous, Indoor, Outdoor, Washdown- NEMA Enclosure Ratings: 1, 2, 3, 3S, 4, 4X- Standards: CSA, UL Listed
