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Fig 11: Typical Installation – Mechanical Heating Primary Flow and Return
Closed Loop Water Source Heat Pump Applications
•
The bypass pipe diameter MUST be the same as the inlet and outlet pipes.
•
Select the pipe size between the heater and the system loop main, equal to the inlet/outlet
header connections of the water heater (as a minimum).
•
Install the correct pump. The temperature rise must be between 10°C and 15°C. Refer to
10
on page 30 for pump selection for 15°C temperature rise or
and friction loss data for 10°C temperature rise.
Fig 12: Typical Installation – Closed Loop Water Source Heat Pump
"X" – MAXIMUM 4 x SYSTEM
PIPE DIAMETERS OR 300mm
WHICHEVER IS SMALLER
37
Table 11
on page 30 for flow rate
Table
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