Designations of pipe connections on the heat pump
650
85
180
60
60
60
120
85
120
630
60
6
5
2
1
3
4
Fig. 2: Designations of pipe connections, plan view
1: Inlet heat source
2: Return flow heat source
3: Mains connection inlet =
ø
36 mm
4: Probe and signal inlet =
ø
36 mm
5: Heating water, inlet
6: Heating water, return flow
Dimensioning of piping (all details in inches)
WSP 80/110/140/180
Inlet for heat source
1" OT
Return flow for heat source
1" OT
Heating water, inlet (surface sealing)
1 1/4" OT
Heating water, return flow (surface sealing)
1 1/4" OT
15