Dimplex SI 75ZS - Manual (Page 23)

23
Hydraulic Block Diagram (Example)
APPENDIX: 12.5 HYDRAULIC BLOCK DIAGRAM
Immersion heater
, hot water
Primary circulating pump Heating circulating pump Heating circulating pump, heating circuit 2 Suppl. circulating pump Hot water circulating pump Mixer
, heating circuit 3
Mixer
, heating circuit 2
Controller unit External wall sensor Return sensor Hot water sensor Sensor
, heating circuit 2
Sensor
, heating circuit 3
Electric distribution Cold water Hot water
Check valve Shut-of
f valve
Three-way mixing valve Circulating pump Expansion vessel
Shut-of
f valve with check valve
Safety valve assembly Heat consumer T
emperature sensor
Flexible connecting hose
Brine-to-water heat pump Heat pump controller Buf
fer tank
Hot water storage tank Heat source