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35 <br /> 30 Pump Performance Curve <br /> 25 Pump and Tankless <br /> Performance Curve <br /> v 20 @14C Set <br /> LL <br /> 15 <br /> 10 <br /> a a <br /> 5 n o <br /> o m <br /> tri <br /> 0 1 2 3 4 5 6 <br /> Flow Rate (GPM) <br /> The RUR pump has an operation range of 1.05 GPM to 5.30 GPM <br /> Internal Recirculation Pump Control Built-in Rinnai Circ-Logic: Recirculation program cycles internal pump <br /> Internal Pump Integrated pump and bypass technology allow for recirculation through a dedicated <br /> return line or thermal bypass valve. <br /> Maximum Recirculation Pipe Lengths • 400 equivalent feet for 3/4 in. pipe diameter <br /> • 100 equivalent feet for 1/2 in. pipe diameter <br /> Take equivalent elbow lengths into consideration when calculating pipe length. <br /> For dedicated return lines:Total length includes both hot water supply and <br /> dedicated return lines. <br /> Cross-over mode:Total length includes both hot water supply and cold water <br /> piping length from the tankless water heater to the thermal bypass valve. <br /> Cross-over mode requires the use of a thermal bypass valve(included). <br /> Rinnai America Corporation•103 International Drive,Peachtree City,GA 30269•1-800-621-9419•rinnai.us <br /> 02018 Rinnai America Corporation.Rinnal America Corporation continually updates materials,and as such,content is subject to change without notice. <br /> Local,state,provincial,federal and national fuel gas codes must be adhered to prior to and upon Installation. 8/2018 RUR,-SP-2 <br /> SENSEt-Residential with Pump Indoor Spec Sheet <br />