Papy Makers

Diagrams — Modern heat pump architecture

Select the technology to display the corresponding diagram.

🇫🇷 Version française
Architecture PAC air/eau Schéma de principe d'une pompe à chaleur air/eau Outdoor unit Evaporator air/refrigerant exchange Compressor Inverter Inverter board DC bus 300–400 V Ext. controls sensors, defrost EC fan EEV expansion valve Indoor unit Condenser refrigerant/water Int. controls weather compensation P1/P2 · CN105 communication port Thermostat NTC probe Hydraulic circuit Circulator pump water pump Buffer tank thermal inertia Heat emitters Underfloor heating low temperature Radiators LT or HT ESP32 gateway ESP32 MQTT HA refrigerant serial link hot water 230 V AC Legend refrigerant hot water serial protocol
Architecture PAC air/air split Schéma de principe d'une pompe à chaleur air/air type split Outdoor unit Ext. heat exchanger evap. or cond. Compressor Inverter BLDC 4-way valve heating/cooling reversal Inverter board DC bus 300–400 V Ext. fan Ext. controls Sonde NTC · EEV expansion valve Indoor unit Int. heat exchanger cond. or evap. Int. fan treated air blowing Int. controls mode, setpoint S21 · CN105 communication port IR receiver remote control WiFi module cloud / local ESP32 gateway ESP32 MQTT Home Assistant gaz refrigerant liquide refrigerant serial link 230 V AC Key difference No water circuit Air blown directly 4-way valve = réversibilité Legend gaz liquide protocole