Features & Benefits

benefit

  • COP: up to 4.52 (+7°C/+35°C)
  • Compatible with all kinds of low temperature transmitters
  • Intuitive control and simplified use
  • Navistem 400S regulator
  • 3kW Electrical back-up integrated
  • Integrated 16L buffer tank
  • Patented coaxial heat exchanger
  • Inverter regulation

Warranty

8 year warranty when commissioned by a GA approved engineer. Subject to terms & conditions.

Designation Unit Alfea Extensa A.I 5 Alfea Extensa A.I 6 Alfea Extensa A.I 8 Alfea Extensa A.I 10
PRODUCT CODE AH526220 AH526221 AH526222 AH526223
Refrigerant R410A R410A R410A R410A
Heating capacity +7°C/+35°C - floor heating kW 4.50 6.00 7.50 10.00
COP +7°C/+35°C - floor heating 4.52 4.26 4.08 4.02
Heating capacity -7°C/+35°C - floor heating kW 4.10 4.60 5.70 7.40
COP -7°C/+35°C - floor heating 2.79 2.64 2.56 2.49
Heating capacity +7°C/+45°C - Low T° radiators kW 4.50 5.10 6.20 8.27
COP +7°C/+45°C - Low T° radiators 3.44 3.40 3.32 3.27
Heating capacity -7°C/+45°C - Low T° radiators kW 4.10 4.45 5.05 7.40
COP -7°C/+45°C - Low T° radiators 2.20 2.18 2.04 2.00
Heating capacity +7°C/+55°C - radiators kW 4.50 4.50 5.00 7.00
COP +7°C/+55°C - radiators 2.51 2.51 2.58 2.45
Heating capacity -7°C/+55°C - radiators kW 3.70 3.85 5.20 7.00
COP -7°C/+55°C - radiators 1.68 1.65 1.56 1.69
Electric back-up heater (standard) kW 3 3 3 3
Energy class - heating (35°C/55°C) A++/A+ A++/A+ A++/A+ A++/A+
Thermal power (35°C/55°C) kW 4/4 5/5 7/6 8/8
Seasonal energy efficiency - heating (35°C/55°C) % 171/117 171/117 158/120 157/115
Annual energy consumption - heating (35°C/55°C) kWh 2160/3027 2505/3180 3375/3886 4415/5415
Sound power level (indoor/outdoor) dB(A) 46/63 46/63 46/69 46/69
Noise level* dB(A) 39 39 39 39
Dimensions h x w x d mm 800x450x480 800x450x480 800x450x480 800x450x480
Net weight/filled weight kg 42/58 42/58 42/58 42/58
Power supply 230V/50Hz 230V/50Hz 230V/50Hz 230V/50Hz
Noise level* * dB(A) 41 41 47 47
Dimensions h x w x d mm 620x790x290 620x790x290 620x790x290 620x790x290
Operating weight kg 41 41 42 60
Min/max length m 5/30 5/30 5/30 5/30
Max diff. in height m 15 15 15 15
R410 A factory load g 1100 1100 1400 1800
Amount of fluid expressed in CO2 equivalent t 2 2 3 4

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