2

ALFEA DUO

On the floor Hot/Cold

Performances 5kW 6 kW 8 kW 10kW

Extensa Model

Working range : -20℃ / +35℃ (heating)

8°C / 43°C (cooling)

3

ALFEA DUO

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 voltage230 V

mono

COP 4.52 4.26 4.08 4.02

• Application :

- Flow 55°C thermodynamique

Floor heating

radiateurs low t°C or fan coil

DHW préparation

Performances

*Puissance nominale et COP :suivant EN 14511 (+7/35°C)

4

ALFEA DUO

Excellia model

On the floor hot/Cold

Performances 11 kW 14 kW

Working range : -20℃ / +35℃ (heating)

+8°C / +43°C (cooling)

Mono

5

ALFEA DUOALFEA DUO ExcelliaPerformances

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)10,8 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 3 or 6

6

ALFEA DUO

Excellia model

On the floor Hot/Cold

Performances 11 kW 14 kW 16 kW

Working range : -20℃ / +35℃ (heating)

+8°C / +43°C (cooling)

Tri

7

ALFEA DUO

Référence S11 S14 S16

Performances +7°C / +35°C (Kw) 10,8 13,5 15,17

Performances

- 7°C / 35°C (Kw)10,8 13 13,5

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 9 9

ALFEA DUO ExcelliaPerformances

Application : Flow 60°C thermodynamique

- Floor heating

- Radiateurs LT or fan coil

- DHW Préparation

8

ALFEA DUO

600

1800

648

146 kg

Exchanger 16L

+

Tank 190L

Dimensions hydraulic modul

9

ALFEA DUO

Hydraulic part

Controller box

DHW drain valve

Drain valve

DHW electric back-ups

Hydraulic Modul Components

New insulated Tank 190L ACI

Refrigerated connections

10

ALFEA DUO

Safety valve

Directional valve

Circulating pump

Classe A

Expension vessel 12L

Hydraulic Modul Components

Gaz connection

Liquid connection

11

ALFEA DUO

Manual air bleeder

Stainless-steel tank 16 L

with insulation

+ Coaxial exchanger

Hydraulique Modul Components

Gaz connection

Liquid connection

12

ALFEA DUO

Inspection panel for

Electric backup

Coaxial exchanger

4,5 turns

Refrigareted

connection

Hydraulic connection

By-pass 8,5

13

ALFEA DUO

Stainless-

steel tank

Polystyrene

insulation

Coaxial

Exchanger

Condensation

sensor

14

ALFEA DUO▪ Improvement of the performances – by combining thermo-electric

Electric

backup

3 – 6 kW

OPTION

1st flow:

thermodynamic

2nd flow:

electric

15

ALFEA DUO

Electric box Extensa Excellia

Place for Electric

back-ups

Interface card

Place for extension

2 circuits and/or

pool

Regulator card

DHW Relay

Hydraulic

modul

connections

16

ALFEA DUO

Electric back-up 1800W

Flow

Return

Drain valve

Hot waterCool water

ACI

Heat Pump

Safety Thermostat

ACI Protection

17

ALFEA DUOAnode magnésium

Flow

Return

Drain valve

Heat pump

Coil exchanger 2m²

Cool water

Back-up 1800W

+

ACI Protection

18

ALFEA DUO

Balancing vessel

HYDRAULIC OPTIONS

High flow

rate pump Boiler Kit

2° circuit kit

Hydraulic Accessories

Swiming pool

Kit

Electric back-ups

Single phase 6 kW

Tri 9kW

19

ALFEA DUO

Room sensor

T55 or T58 wireless

REGULATION ACCESSORIES

Remote control

T75 or T78 wireless

Extension card Cooling Kit T

20

ALFEA DUO

Installation

21

ALFEA DUO

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’’ 5 15

Refrigareted Connections Extensa

22

ALFEA DUO

Alféa DUO 6 3G1.52

Alféa DUO 8 3G 2.52

Interconnection 4G 1,52

Circuit breaker

D curve 16A(DUO 6)

20A (Duo 8)

Alféa DUO electric backups 3G 6²

Circuit breaker 32A

Extensa

Electric connections

DHW electric

back-ups

3G 2,5²

23

ALFEA DUOALFEA DUO ExcelliaElectric connections Tri

Alféa DUO Excellia 5G 2,52

Interconnection 4G 1,52

Circuit breaker

D curve 20A

Electric backup 4G 2,52

Circuit breaker 20A

DHW electric

back-ups

3G 2,5²

24

ALFEA DUO

Electric backup single phase

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

Automatic air

bleeder

Relay 1° and 2°level

Terminal block

Safety thermostat

Adjustable

Electric back-ups

3 or 6kW

25

ALFEA DUO

Electric backup single phase

You have to cut insulation before to integrate the automatic drainer

26

ALFEA DUO

Electric backup tri-phases

Electric back-ups tri-phases 9kW

Modulating relay

Terminal block

Safety thermostat Card connection

X82

27

ALFEA DUO

2 circuits Kit(hydraulic part)

(with compatible insulation cold mode)

Extension card Kit

(2nd zone) – 075311

Swimming pool Kit

28

ALFEA DUO

2 o

u 3

fils

3 f

ils

1 BSB2 GND

3 + 12V

B1M

B2

Room sensor

2nd zone

Modem Contact

2nd circuit flow sensor

Swimming pool sensor

Circulating pump and

2nd circuit valve

or

fil pilote connection

Swimming pool

Directionnal Valve

Power Supply

Extension card

29

ALFEA DUO

Configuration

To add the hydraulic kits, the espansion vessel

can be to hang on the front of the device.

30

ALFEA DUOExtension

card

Mixing valve

Flow sensor

2° circuit

Circulating

pump class A

Check valve

2 circuits

31

ALFEA DUO

Directional valve

Boiler connection kit

32

ALFEA DUO

Boiler kit + 2 circuits

Allow to adapt the hydraulique connections behind the jacket and

on the top, For Alféa Extensa Duo + et Alféa Excellia Duo

Exemple kit 2ème zone

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).

Hydraulique Kit duo top connections

Hydraulique Kit duo top connections

Exemple kit 2ème zoneExemple 1 zone

35

Hydraulique Kit duo top connections