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Designation model alfea excellia duo 11 Single phase 14 Single phase 11 3-phase 14 3-phase 16 3-phase
Nominal heating performances RXWGRRUWHPSHUDWXUHLQLWLDOWHPSHUDWXUH
Heat output
+7 °C / +35 °C - Floor heating system kW 10,80 13,50 10,80 13,00 15,17
-7 °C / +35 °C - Floor heating system kW 10,38 11,54 10,38 12,69 12,98
+7 °C / +45 °C - Low temperature radiator kW 9,05 11,32 9,90 12,34 12,75
-7 °C / +45 °C - Low temperature radiator kW 9,16 11,45 9,98 10,74 12,95
+7 °C / +55 °C - Radiator kW 7,59 9,48 9,29 10,81 12,71
-7 °C / +55 °C - Radiator kW 7,57 9,20 9,27 10,02 11,99
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Electrical characteristics
Supply voltage (50 HZ) V 230 400
Maximum current for appliance A 22 25 8,5 9,5 10,5
Nominal current A 11,4 14,2 3,7 4,8 5,5
Maximum current of the electrical back-ups (heating) A 13,05/26,1 3x13
Power of the electrical back-ups (heating) (option) kW ajustable3 or6 kW(Singlephase) 9 kW (3-phase)
Real power absorbed by the fan W 2x100 2x104
Real power absorbed by the circulation pump W 70
Maximum power absorption by the outdoor unit W 5060 5750 5865 6555 7245
Electrical back-up power DHW W 1800
Hydraulic circuit
Maximum operating pressure Heating bar 3
Maximum operating pressure Domestic hot water tank bar 10
+\GUDXOLFV\VWHPÀRZUDWH&ǻW&QRPLQDOFRQGLWLRQVPLQPD[ l/h 1170 / 2340 1460 / 2920 1170 / 2340 1460 / 2920 1650 / 3290
Various
Weight of outdoor unit kg 92 99
Weight of hydraulic unit (empty / full of water) kg 146 / 350
Water capacity of the hydraulic unit/ the domestic tank l 24 / 190
Noise level at 1 m 1(hydraulic unit) dB 39
Sound power level according to EN 12102 2(hydraulic unit) dB 46
Noise level at 5 m 1(outdoor unit) dB 42 43 39 41 42
Sound power level according to EN 12102 2(outdoor unit) dB 69 70 66 68 69
Heating system operating limits
Outdoor temperature mini/maxi °C -25 / +35
,QLWLDOPD[KHDWLQJZDWHUWHPSHUDWXUH)ORRUKHDWLQJV\VWHP °C 45
,QLWLDOPD[KHDWLQJZDWHUWHPSHUDWXUH/RZWHPSHUDWXUHUDGLDWRU °C 60
Refrigeration circuit
Diameter of gas pipes inches 5/8
Diameter of liquid pipes inches 3/8
Factory charge of refrigerant R410A3g 2500
Maximum operating pressure bar 41,5
Minimum length of pipes m 5
Maximum length of pipes 4m15
Maximum length of pipes 5/ Maximum level difference 5m 20 / 20
