2.     Extensa Model Performances 5kW 6 kW 8 kW 10kW
On the floor Hot/Cold
Présentation rapide de la gamme Alféa DUO
Working range : -20℃ / +35℃ (heating)
8°C / 43°C (cooling)

3. Performances Application : - Flow 55°C thermodynamique Floor heating
radiateurs low t°C or fan coil
DHW préparation
ALFEA DUO 5 6 8 10
Performances
4,5kW
6 kW
7,5 kW
10kW
Performances (-7/35)
4,1kW
4,6kW
657kW
7,4kW
supply voltage
230 V
mono
COP
4.52
4.26
4.08
4.02
L’Alféa DUO peut se raccorder sur plancher chauffant (pas de rafraichissement)
Ou sur circuit radiateur Basse température 50°C Maxi.
Sur Ventilo convecteur.
Elle peut gérer la préparation d’eau chaude sanitaire jusque 50°C.
*Puissance nominale et COP :suivant EN (+7/35°C)

4.   Excellia model Performances 11 kW 14 kW On the floor hot/Cold Mono
Présentation rapide de la gamme Alféa DUO
Working range : -20℃ / +35℃ (heating)
+8°C / +43°C (cooling)

5. ALFEA DUO Excellia Performances
Application : Flow 60°C thermodynamique
Floor heating
Radiateurs LT or fan coil
DHW Préparation
Référence
S11
S14
Performances +7°C / 35°C (Kw)
10,8
13,5
Performances
- 7°C / 35°C (Kw) 12
COP +7°C / +35°C
4,25
4,18
Supply voltage
Mono 230V
Noise level (dB) 42 43
Option :Electric back-ups (Kw)
3 or 6
L’Alféa DUO peut se raccorder sur plancher chauffant (pas de rafraichissement)
Ou sur circuit radiateur Basse température 50°C Maxi.
Sur Ventilo convecteur.
Elle peut gérer la préparation d’eau chaude sanitaire jusque 50°C.

6.    Excellia model Performances 11 kW 14 kW 16 kW
On the floor Hot/Cold
Tri
Présentation rapide de la gamme Alféa DUO
Working range : ℃ / +35℃ (heating)
+8°C / +43°C (cooling)

7. ALFEA DUO Excellia Performances
Application : Flow 60°C thermodynamique
Floor heating
Radiateurs LT or fan coil
DHW Préparation
Référence
S11
S14
S16
Performances +7°C / +35°C (Kw)
10,8
13,5
15,17
Performances
- 7°C / 35°C (Kw) 13
COP +7°C / +35°C
4,3
4,22
4,1
Supply voltage
Tetra 400V
Noise level (dB) 39 41 42
Option : Electric back-ups (Kw) 9
L’Alféa DUO peut se raccorder sur plancher chauffant
Ou sur circuit radiateur Basse température 50°C Maxi.
Sur Ventilo convecteur.
Elle peut gérer la préparation d’eau chaude sanitaire jusque 50°C.

8. Dimensions hydraulic modul
600
146 kg
1800
Exchanger 16L +
Tank 190L
648

9. Refrigerated connections New insulated Tank 190L ACI
Hydraulic Modul Components
Refrigerated connections
Controller box
Hydraulic part
Drain valve
New insulated Tank 190L ACI
DHW electric back-ups
DHW drain valve

10. Circulating pump Classe A
Hydraulic Modul Components
Gaz connection
Liquid connection
Safety valve
Circulating pump Classe A
Expension vessel 12L
Directional valve

11. Stainless-steel tank 16 L with insulation
Hydraulique Modul Components
Gaz connection
Liquid connection
Manual air bleeder
Stainless-steel tank 16 L with insulation
+ Coaxial exchanger

12. Inspection panel for Electric backup
Coaxial exchanger 4,5 turns
Refrigareted connection
By-pass 8,5
Hydraulic connection

13. Coaxial Exchanger
Polystyrene insulation
Condensation sensor
Stainless-steel tank

14. Improvement of the performances – by combining thermo-electric
Electric backup
3 – 6 kW
OPTION
1st flow:
thermodynamic
2nd flow:
electric

15. Electric box Extensa Excellia
Regulator card
Place for Electric back-ups
Place for extension 2 circuits and/or pool
Hydraulic modul connections
DHW Relay
Interface card

16. Hot water
Cool water
Safety Thermostat
Flow
Heat Pump
Return
ACI Protection
Drain valve
ACI
Electric back-up 1800W

17. Anode magnésium
Flow
Heat pump
Cool water
Return
Coil exchanger 2m²
Drain valve
Back-up 1800W +
ACI Protection

18. Hydraulic Accessories
HYDRAULIC OPTIONS
High flow
rate pump
Boiler Kit
Swiming pool
Kit
Les kit hydrauliques s’intègre dans l’habillage de la PAC.
La bouteille se place à l’extérieur, elle permet d’adapter le kit RLV sur une chaudière équipé d’un circulateur non démontable.
Le kit circulateur haut débit permet d’adapter l’alféa sur des installations ayant beaucoup de pertes de charge (400w en vitesse 3)
Balancing vessel
Electric back-ups
Single phase 6 kW
Tri 9kW
2° circuit kit

19. REGULATION ACCESSORIES
Remote control
T75 or T78 wireless
Room sensor
T55 or T58 wireless
La régulation peut être équipé d’une sonde d’ambiance T37 ou T55. (auto-adaptation possible, influence et correction // de la loi d’eau)
Ou de la régulation d’ambiance T75 (déport de la programmation et du paramétrage en ambiance)
T78 sans fil T
Extension card
Cooling Kit

20. Installation

21. Gaz et Liquid pipe (inches) Diametre Liquide (inches)
Refrigareted Connections Extensa
Gaz et Liquid pipe (inches)
Ref PAC
Diametre Gaz (inches)
Diametre Liquide (inches)
Length mini (metres)
Length maxi (metres)
DUO 5 & 6
1/2’’
1/4’’ 5 15
DUO 8 & 10
5 / 8’’
3 / 8’’

22. Alféa DUO electric backups 3G 6²
Extensa Electric connections
Interconnection 4G 1,52
DHW electric back-ups
3G 2,5²
Alféa DUO electric backups 3G 6²
Circuit breaker 32A
Circuit breaker
D curve 16A(DUO 6)
20A (Duo 8)
Alféa DUO 6
3G1.52
Alféa DUO 8
3G 2.52

23. ALFEA DUO Excellia Electric connections Tri
DHW electric back-ups
3G 2,5²
Interconnection 4G 1,52
Electric backup 4G 2,52
Circuit breaker 20A
Circuit breaker D curve 20A
Alféa DUO Excellia
5G 2,52

24. Adjustable Electric back-ups
Electric backup single phase
Adjustable Electric back-ups
3 or 6kW
Safety thermostat
Relay 1° and 2° level
Terminal block
Automatic air bleeder
You have to replace the manual air bleeder by an automatic with the electric back-ups kit
=> If the heat exchanger is badly drained, risk to release the safety thermostat

25. Electric backup single phase
You have to cut insulation before to integrate the automatic drainer

26. Electric back-ups tri-phases 9kW
Electric backup tri-phases
Modulating relay
Electric back-ups tri-phases 9kW
Terminal block
Safety thermostat
Card connection
X82

27. (hydraulic part) (with compatible insulation cold mode)
Extension card Kit
(2nd zone) –
2 circuits Kit
(hydraulic part) (with compatible insulation cold mode)
Swimming pool Kit

28. Extension card Power Supply Room sensor 2nd zone Circulating pump and
2nd circuit valve or
fil pilote connection
Modem Contact
2nd circuit flow sensor
Swimming pool
Directionnal Valve
Swimming pool sensor

29. Configuration
To add the hydraulic kits, the espansion vessel can be to hang on the front of the device.

30. 2 circuits Extension card Flow sensor 2° circuit
Circulating pump class A
Check valve
Mixing valve

31. Boiler connection kit
Directional valve

32. Boiler kit + 2 circuits

33. Hydraulique Kit duo top connections
Allow to adapt the hydraulique connections behind the jacket and on the top, For Alféa Extensa Duo + et Alféa Excellia Duo
It exists 2 kits, 1 for 1 circuit and a 2° for 2 zones .
The pipes are insulated in case Alféa Duo is used for cooling (Cooling kit in option).
Exemple kit 2ème zone

34. Hydraulique Kit duo top connections
Exemple 1 zone
Exemple kit 2ème zone

35. Hydraulique Kit duo top connections