Specifications Table for FWN-AT

FWN04AATN6V3 FWN05AATN6V3 FWN06AATN6V3 FWN07AATN6V3 FWN08AATN6V3 FWN10AATN6V3 FWN12AATN6V3 FWN16AATN6V3 FWN18AATN6V3
Cooling capacity (standard conditions) Sensible capacity 2-pipe Low kW 2.19 (1) 2.54 (1) 3.90 (1) 4.35 (1) 5.01 (1) 5.40 (1) 6.58 (1) 9.29 (1) 10.1 (1)
    High kW 2.98 (1) 3.56 (1) 4.47 (1) 5.04 (1) 6.29 (1) 6.83 (1) 9.66 (1) 13.0 (1) 14.3 (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) 8.64 (1) 12.3 (1) 13.6 (1)
    High kW 3.80 (1) 4.65 (1) 6.01 (1) 6.65 (1) 7.57 (1) 8.49 (1) 12.2 (1) 16.8 (1) 18.6 (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) 9.06 (2) 12.7 (2) 13.7 (2)
    High kW 4.05 (2) 4.83 (2) 6.42 (2) 7.26 (2) 7.88 (2) 8.93 (2) 12.7 (2) 17.3 (2) 19.1 (2)
Power input Low kW 0.04 0.04 0.102 0.102 0.124 0.124 0.14 0.19 0.19
  High kW 0.112 0.112 0.152 0.152 0.248 0.248 0.305 0.445 0.445
Dimensions Unit Height mm 559 559 559 559 559 559 718 718 718
    Width mm 754 754 964 964 1,174 1,174 1,174 1,384 1,384
    Depth mm 280 280 280 280 280 280 353 353 353
Weight Unit kg 32.5 33.3 40.6 41.7 47.3 48.7 65.3 77 79.5
Fan Air flow rate Low m³/h 534 532 1,019 1,000 1,207 1,198 1,483 2,092 2,074
    High m³/h 802 791 1,238 1,203 1,606 1,581 2,376 3,207 3,174
  Available static pressure Low Pa 29 30 40 41 38 38 30 31 32
    High Pa 65 65 59 59 67 66 78 74 74
Total sound power level Low dBA 54 (4) 54 (4) 59 (4) 61 (4) 62 (4) 62 (4) 60 (4) 69 (4) 69 (4)
  High dBA 66 (4) 66 (4) 69 (4) 69 (4) 72 (4) 72 (4) 74 (4) 78 (4) 78 (4)
Sound pressure level Low dBA 46 (5) 46 (5) 53 (5) 53 (5) 55 (5) 55 (5) 53 (5) 61 (5) 61 (5)
  High dBA 59 (5) 59 (5) 58 (5) 58 (5) 64 (5) 64 (5) 67 (5) 69 (5) 69 (5)
Water flow Cooling Low l/h 495 (1) 581 (1) 936 (1) 1,040 (1) 1,089 (1) 1,276 (1) 1,516 (1) 2,150 (1) 2,365 (1)
    High l/h 672 (1) 828 (1) 1,065 (1) 1,202 (1) 1,346 (1) 1,530 (1) 2,158 (1) 2,936 (1) 3,270 (1)
  Heating High l/h 706 (2) 850 (2) 1,122 (2) 1,296 (2) 1,373 (2) 1,579 (2) 2,206 (2) 2,988 (2) 3,315 (2)
    Low l/h 531 (2) 611 (2) 994 (2) 1,126 (2) 1,128 (2) 1,264 (2) 1,581 (2) 2,211 (2) 2,388 (2)
  Water pressure drop Cooling Low kPa 10 (1) 8 (1) 18 (1) 15 (1) 17 (1) 11 (1) 15 (1) 21 (1) 27 (1)
      High kPa 17 (1) 14 (1) 24 (1) 19 (1) 24 (1) 16 (1) 29 (1) 37 (1) 48 (1)
    Heating Low kPa 9 (2) 7 (2) 17 (2) 14 (2) 15 (2) 10 (2) 14 (2) 18 (2) 23 (1)
      High kPa 15 (2) 13 (2) 22 (2) 18 (2) 21 (2) 14 (2) 25 (2) 31 (2) 41 (1)
Allowed water temperature Cooling Min. °C 5 5 5 5 5 5 5 5 5
    Max. °C 95.0 95.0 95.0 95.0 95.0 95.0 95 95 95
  Heating Min. °C 5.00 5.00 5.00 5.00 5.00 5.00 5 5 5
    Max. °C 95.000 95.000 95.000 95.000 95.000 95.000 95 95 95
Piping connections Drain OD mm 17 17 17 17 17 17 17 17 17
Water connections Primary coil inch 3/4" 3/4" 3/4" 3/4" 3/4" 3/4" 1" 1" 1"
Power supply Type   230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50
  Phase   1~ 1~ 1~ 1~ 1~ 1~ 1~ 1~ 1~
  Frequency Hz 50 50 50 50 50 50 50 50 50
  Voltage V 230 230 230 230 230 230 230 230 230
Notes (1) - Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. (1) - Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. (1) - Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. (1) - Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. (1) - Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. (1) - Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. (1) - Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. (1) - Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K. (1) - Cooling: indoor temp. 27°CDB, 19°CWB; entering water temp. 7°C, water temperature rise 5K.
  (2) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. (2) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. (2) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. (2) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. (2) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. (2) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. (2) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. (2) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K. (2) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 45°C, water temperature drop 5K.
  (3) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. (3) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. (3) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. (3) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. (3) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. (3) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. (3) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. (3) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K. (3) - Heating: indoor temp. 20°CDB, 15°CWB; entering water temp. 65°C, water temperature drop 10K.
  (4) - Sound power level according to ISO3741 (4) - Sound power level according to ISO3741 (4) - Sound power level according to ISO3741 (4) - Sound power level according to ISO3741 (4) - Sound power level according to ISO3741 (4) - Sound power level according to ISO3741 (4) - Sound power level according to ISO3741 (4) - Sound power level according to ISO3741 (4) - Sound power level according to ISO3741
  (5) - The sound pressure level is measured via a microphone at 1m distance of the unit. (5) - The sound pressure level is measured via a microphone at 1m distance of the unit. (5) - The sound pressure level is measured via a microphone at 1m distance of the unit. (5) - The sound pressure level is measured via a microphone at 1m distance of the unit. (5) - The sound pressure level is measured via a microphone at 1m distance of the unit. (5) - The sound pressure level is measured via a microphone at 1m distance of the unit. (5) - The sound pressure level is measured via a microphone at 1m distance of the unit. (5) - The sound pressure level is measured via a microphone at 1m distance of the unit. (5) - The sound pressure level is measured via a microphone at 1m distance of the unit.