Page 141 - HVAC Pump Handbook
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                                          HVAC Pump Performance

                    138   HVAC Pumps and Their Performance
























































                    Figure 6.2  Head-flow curves for a high specific speed, axial-flow
                    pump.



                    6.2.2 Power balance curves
                    The best efficiency point of a pump will be emphasized in many parts
                    of this book. Every water system designer should know where the best




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