FWN04AATN6V3 FWN05AATN6V3 FWN06AATN6V3 FWN07AATN6V3 FWN08AATN6V3 FWN10AATN6V3
Cooling capacity (standard conditions) Latent capacity 2-pipe High kW 0.82 (1) 1.09 (1) 1.54 (1) 1.61 (1) 1.28 (1) 1.66 (1)
  Sensible capacity 2-pipe Low kW 2.19 (1) 2.54 (1) 3.90 (1) 4.35 (1) 5.01 (1) 5.40 (1)
    Medium kW 2.70 (1) 3.19 (1) 4.20 (1) 4.73 (1) 5.60 (1) 6.07 (1)
    High kW 2.98 (1) 3.56 (1) 4.47 (1) 5.04 (1) 6.29 (1) 6.83 (1)
  Total capacity 2-pipe Low kW 2.83 (1) 3.38 (1) 5.22 (1) 5.78 (1) 6.20 (1) 6.84 (1)
    Medium kW 3.47 (1) 4.20 (1) 5.65 (1) 6.25 (1) 6.84 (1) 7.62 (1)
    High kW 3.80 (1) 4.65 (1) 6.01 (1) 6.65 (1) 7.57 (1) 8.49 (1)
Heating capacity (standard conditions) Capacity 2-pipe Low kW 3.04 (2) 3.55 (2) 5.59 (2) 6.29 (2) 6.47 (2) 7.28 (2)
    Medium kW 3.69 (2) 4.36 (2) 6.03 (2) 6.80 (2) 7.11 (2) 8.04 (2)
    High kW 4.05 (2) 4.83 (2) 6.42 (2) 7.26 (2) 7.88 (2) 8.93 (2)
Power input Low kW 0.04 0.04 0.10 0.10 0.12 0.12
  Medium kW 0.07 0.07 0.13 0.13 0.17 0.17
  High kW 0.112 0.112 0.152 0.152 0.248 0.248
FCEER CLASS C B C C C C
FCCOP CLASS B A B B C B
Dimensions Unit Height mm 559 559 559 559 559 559
    Width mm 754 754 964 964 1,170 1,170
    Depth mm 280 280 280 280 280 280
Weight Unit kg 32.5 33.3 40.6 41.7 47.3 48.7
Casing Material   Galvanised steel Galvanised steel Galvanised steel Galvanised steel Galvanised steel Galvanised steel
Heat exchanger Type   Cross fin coil Cross fin coil Cross fin coil Cross fin coil Cross fin coil Cross fin coil
  Rows Quantity   3 4 3 4 3 4
  Fin Type   Aluminium Aluminium Aluminium Aluminium Aluminium Aluminium
  Tube material   Copper Copper Copper Copper Copper Copper
  Water volume l 1 2 2 2 2 3
Air filter Type   Acrylic - Filtering class EU2 Acrylic - Filtering class EU2 Acrylic - Filtering class EU2 Acrylic - Filtering class EU2 Acrylic - Filtering class EU2 Acrylic - Filtering class EU2
Fan Type   Centrifugal Centrifugal Centrifugal Centrifugal Centrifugal Centrifugal
  Quantity   1 1 2 2 2 2
  Air flow rate Low m³/h 534 532 1,019 1,000 1,207 1,198
    Medium m³/h 700 692 1,134 1,107 1,384 1,371
    High m³/h 802 791 1,238 1,203 1,606 1,581
  Available static pressure Low Pa 29 30 40 41 38 38
    Medium Pa 50 50 50 50 50 50
    High Pa 65 65 59 59 67 66
Total sound power level Low dBA 54 (4) 54 (4) 59 (4) 61 (4) 62 (4) 62 (4)
  Medium dBA 61 (4) 61 (4) 63 (4) 63 (4) 67 (4) 67 (4)
  High dBA 66 (4) 66 (4) 69 (4) 69 (4) 72 (4) 72 (4)
Inlet section + radiated sound power Low dBA 52 (4) 52 (4) 56 (4) 56 (4) 60 (4) 60 (4)
  Medium dBA 59 (4) 59 (4) 60 (4) 60 (4) 64 (4) 64 (4)
  High dBA 64 (4) 64 (4) 66 (4) 66 (4) 70 (4) 70 (4)
Outlet section sound power Low dBA 51 (4) 51 (4) 55 (4) 59 (4) 58 (4) 58 (4)
  Medium dBA 58 (4) 58 (4) 59 (4) 59 (4) 63 (4) 63 (4)
  High dBA 63 (4) 63 (4) 65 (4) 65 (4) 69 (4) 69 (4)
Sound pressure level Low dBA 49 (5) 49 (5) 54 (5) 56 (5) 57 (5) 57 (5)
  Medium dBA 56 (5) 56 (5) 58 (5) 58 (5) 62 (5) 62 (5)
  High dBA 61 (5) 61 (5) 64 (5) 64 (5) 67 (5) 67 (5)
Water flow Cooling Low l/h 493 (1) 587 (1) 915 (1) 1,008 (1) 1,085 (1) 1,197 (1)
    Medium l/h 607 (1) 732 (1) 990 (1) 1,093 (1) 1,202 (1) 1,336 (1)
    High l/h 671 (1) 817 (1) 1,059 (1) 1,169 (1) 1,344 (1) 1,501 (1)
  Heating High l/h 705 (2) 840 (2) 1,114 (2) 1,259 (2) 1,369 (2) 1,551 (2)
    Low l/h 529 (2) 617 (2) 972 (2) 1,094 (2) 1,124 (2) 1,264 (2)
    Medium l/h 641 (2) 758 (2) 1,048 (2) 1,183 (2) 1,236 (2) 1,397 (2)
  Water pressure drop Cooling Low kPa 10 (1) 8 (1) 18 (1) 15 (1) 17 (1) 11 (1)
      Medium kPa 14 (1) 12 (1) 21 (1) 17 (1) 20 (1) 13 (1)
      High kPa 15 (1) 13 (1) 22 (1) 18 (1) 21 (1) 14 (1)
    Heating Low kPa 9 (2) 7 (2) 17 (2) 14 (2) 15 (2) 10 (2)
      Medium kPa 13 (2) 11 (2) 19 (2) 17 (2) 17 (2) 12 (2)
      High kPa 15 (2) 13 (2) 22 (2) 18 (2) 21 (2) 14 (2)
Allowed water temperature Cooling Min. °C 5 5 5 5 5 5
    Max. °C 95.0 95.0 95.0 95.0 95.0 95.0
  Heating Min. °C 5.00 5.00 5.00 5.00 5.00 5.00
    Max. °C 95.000 95.000 95.000 95.000 95.000 95.000
Piping connections Drain OD mm 17 17 17 17 17 17
Water connections Primary coil inch 3/4 " 3/4 " 3/4 " 3/4 " 3/4 " 3/4 "
Water content Primary coil dm³ 1.29 1.64 1.65 2.13 2.16 2.75
Power supply Type   230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50
  Phase   1~ 1~ 1~ 1~ 1~ 1~
  Frequency Hz 50 50 50 50 50 50
  Voltage V 230 230 230 230 230 230
Maximum absorbed current A 1.830 1.830 3.520 3.520 3.520 3.520
Required wire section mm² 1.0 1.0 1.0 1.0 1.0 1.0
Electric heater Type   230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50
  Phase   1 1 1 1 1 1
  Frequency Hz 50 50 50 50 50 50
  Voltage V 230 230 230 230 230 230
  Power input kW 2.0 2.0 6.0 6.0 9.0 9.0
  Current A 8.7 8.7 26.1 26.1 39.1 39.1
Notes Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K.
  Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K.
  Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K.
  Sound power level according to ISO3741 Sound power level according to ISO3741 Sound power level according to ISO3741 Sound power level according to ISO3741 Sound power level according to ISO3741 Sound power level according to ISO3741
  The sound pressure level is measured via a microphone at 1m distance of the unit. The sound pressure level is measured via a microphone at 1m distance of the unit. The sound pressure level is measured via a microphone at 1m distance of the unit. The sound pressure level is measured via a microphone at 1m distance of the unit. The sound pressure level is measured via a microphone at 1m distance of the unit. The sound pressure level is measured via a microphone at 1m distance of the unit.