Rinnai CU199i - Pressure Drop and Water Flow Curves

70 Rinnai Tankless Water Heater Installaon and Operaon Manual
6.3 Pressure Drop and Water Flow Curves
The chart below applies only to incoming water temperatures of 70° F (21° C) or less. For incoming
water temperatures greater than 70° F (21° C), please contact Rinnai.
Delta T - Temperature Rise (°F)
Water Flow (GPM)
Dashed lines represent ow rate
aer parameter adjustment.
CU160
CU199
Pressure Loss (
of Head
)
Water Flow (GPM)
Pressure Loss (PSI)
CU160
CU199
Dashed lines represent ow rate
aer parameter adjustment.
NOTE: Maximum ow rates may vary based
on set temperature, Delta T and altude.