
13
Functional diagram VPR120-560
Heating Cooling
Connections:
1. Outdoor air
2. Supply air
3. Extract air
4. Discharge air
5. Condensation drain
6. Electric or water heating element
Control:
T1: Outdoor air temperature
T2/T7: Supply air temperature
T5: Condenser temperature
T6: Evaporator temperature
T9: Frost protection water after heating element
F10: Room temperature