From the Manufacturer
The Grundfos UP26-64F circulator pump (52722330) is a single-speed, low energy consumption and maintenance-free circulator pump. Grundfos UP26-64F is designed for use in high flow and medium/high head closed loop heating applications such as hydronic heating, radiant floor heating, fan coils, snow melting and many others. The UP26-64 model also incorporates an automatic resetting thermal protection that assures motor safety and longer life.
Grundfos UP26-64F 1/12 HP Recirculator Pump (52722330)The Grundfos UP26-64F 1/12 HP Recirculator Pump with cast iron pump housing. SPECIFICATIONS - Grundfos UP26-64F 1/12 HP Recirculator Pump: Flow range: 0 - 34 U.S. GPM Head range: 0 - 24 FEET Motors: 2 Pole, Single Phase, 115 Volt Maximum fluid temperature: 230F (110C) Minimum fluid temperature: 36F (2C) Maximum working pressure: 145 PSI Connection: Flange - (2) 1/2" Diameter Bolt Holes 2 Gaskets IncludedCONSTRUCTION - Grundfos UP26-64F 1/12 HP Recirculator Pump: Stator Housing - Aluminum Spherical Seperator - Stainless Steel Rotor Can Complete - Stainless Steel/Tungsten Carbide Rotor, Impeller - Stainless Steel, EPDM, PRO, PFTE, Graphite Pump Housing - Brass MS 58 Isolation valve - PPO Stainless Steel Terminal Box Cover, Motor Cover- Pa66/6 Light - Lexan Cable, Cable Relief - PVC Insulating Cover - EPP 55 Orings - EPDM Check Valve - POMMOTOR - Grundfos UP26-64F 1/12 HP Recirculator Pump: Insulation class: F Power consumption: 25W Voltage: 115V Phase: 1FEATURES and BENEFITS - Grundfos UP26-64F 1/12 HP Recirculator Pump: Bronze and stainless steel construction. Wet rotor design. Composite impeller. Eliminates and prevents corrosive effects of fresh water. Maintenance-free, low energy consumption, easy to install, quiet running. Improved performance and efficiency. Pre-program usage times to save power. No additional wiring required.Adds to savings by operating pump by sensing the water temperature with optional timer and aquastat.* 230 volt version may be available upon request.