110121 | 790-30 790K Relief Valve | Xylem-Bell & Gossett

790-3/4-30# 790,000 BTU 3-Way RelfVlv, by Xylem-Bell & GossettDesigned to handle 790,000 BTU, the Xylem-Bell & Gossett 790-3/4-30# 790,000 BTU 3-Way RelfVlv is perfect for high-capacity heating and cooling systems. This 3-way valve ensures accurate temperature control by regulating the flow of hot or cold water through a heating or cooling coil. Its durable construction and reliable performance make it an ideal choice for commercial and industrial applications.Trust our HVAC supply store for your high-quality Xylem-Bell & Gossett products! We offer fast shipping and competitive prices, making us your go-to source for industrial equipment and supplies. Features:

• Installed in systems to discharge water should excessive pressure develop
• Features an extra large relief diaphragm to assure positive action
• ASME Safety Relief Valves
• Protect fired and unfired hot water vessels against hazardous operating pressures.
• Engineered in accordance with Section IV of the ASME boiler and pressure code for heating boilers with capacities certified by the National Board of Boiler and Pressure Vessel Inspectors.
• Offer the highest BTUH ratings available on the market today for valves in their class (790,000 to 5,999,000 BTUH)
• EPDM diaphragm operated (cast iron models) and diaphragm assisted (bronze models) have an effective area approximately 5 times greater than conventional "pop-type" relief valves to help overcome the effects of fouling.
• Low differential between opening and closing pressures helps to prevent conditions under which system water might flash to steam and cause hammering
• Model 790 and 1170 Operating Data & Construction
• Maximum working pressure 125 PSIG (8.6 bar)