4MXS68F3V1B 4MXS68F2V1B 4MXS68F3V1B2
Sound pressure level Heating Nom. dBA 49 49  
  Cooling Nom. dBA 48 48  
Standard Accessories Installation manual 1 1 1
  Drain plug 1 1 1
  Reducer assembly 1 1 1
Refrigerant Charge TCO2Eq 5.4 5.4  
  Charge kg 2.6 2.6  
  Refrigerant-=-Gwp R-410A R-410A  
Fan motor Output W 53.00 53.00  
  Speed Cooling High rpm 840 840  
      Nom. rpm 790 790  
      Low rpm 700 700  
    Heating High rpm 780 780  
      Low rpm 300 300  
      Nom. rpm 750 750  
  Model KFD-380-50-8C KFD-380-50-8C  
Operation range Cooling Ambient Max. °CDB 46 46 46
      Min. °CDB -10 -10 -10
  Heating Ambient Max. °CWB 18 15.5 18
      Min. °CWB -15 -15 -15
Heat exchanger Fin Treatment WF fin WF fin  
  Rows Quantity 2 2  
  Length mm 845 845  
  Fin pitch mm 1.60 1.60  
  Stages Quantity 32 32  
  Tube type ø8 Hi-XA ø8 Hi-XA  
Piping connections Piping length OU - IU Max. m 25 25  
  Liquid OD mm 6.35 6.35  
    Quantity 4 4  
  Gas OD mm 9.52 9.52  
    Quantity 2 2  
  Drain OD mm 16 (inner diameter of connecting hose) 18  
  Gas 2 OD mm 12.7 12.7  
    Quantity 2 2  
  Level difference IU - IU Max. m 7.5 7.5  
    IU - OU Max. m 15 15  
  Additional refrigerant charge kg/m 0.02 (for piping length exceeding 30m) 0.02 (for piping length exceeding 30m)  
  Total piping length System Actual m 60 60  
  Heat insulation Both liquid and gas pipes Both liquid and gas pipes  
Sound power level Cooling dBA 61 61 61
Dimensions Packed unit Width mm 992 992 992
    Height mm 797 797 797
    Depth mm 390 390 390
  Unit Width mm 936 936 936
    Depth mm 300 300 300
    Height mm 735 735 735
Compressor Output W 1,380.0 1,380.0  
  Type 2YC45DXD#C 2YC45DXD#C  
Casing Colour Ivory white Ivory white  
Capacity control Method Inverter controlled    
Weight Packed unit kg 63 63 63
  Unit kg 58 58 58
Fan Running current Cooling Standard A 0.16 0.16  
      High A 0.20 0.20  
      Low A 0.10 0.10  
    Heating High A 0.16 0.16  
      Low A 0.03 0.03  
      Standard A 0.14 0.14  
  Air flow rate Heating Low cfm 576 576  
      High m³/min 46.4 46.4  
      Low m³/min 16.3 16.3  
      Nom. cfm 1,571 1,571  
      High cfm 1,638 1,638  
      Nom. m³/min 44.5 44.5  
    Cooling Low m³/min 43.5 43.5  
      Nom. m³/min 49.4 49.4  
      Low cfm 1,536 1,536  
      Nom. cfm 1,744 1,744  
      High m³/min 52.7 52.7  
      High cfm 1,861 1,861  
  Power consumption Cooling Standard W 58 58  
      High W 70 70  
      Low W 36 36  
    Heating Low W 10 10  
      High W 55 55  
      Standard W 48 48  
  Type Propeller fan Propeller fan  
Refrigerant oil Charged volume l 0.65 0.65 0.65
  Type FVC50K FVC50K  
Wiring connections For power supply Remark 3 for power supply, 4 for interunit wiring (including earth wiring) 3  
Current - 50Hz Maximum fuse amps (MFA) A 20 20 20
Power supply Frequency Hz 50 50 50
  Voltage V 230 230 230
  Phase 1~ 1~  
Current Starting current Cooling A 8.3 6.2  
    Heating A 8.3 6.2  
Notes Cooling: indoor temp. 27°CDB, 19.0°CWB; outdoor temp. 35°CDB; equivalent piping length: 5m Cooling: indoor temp. 27°CDB, 19.0°CWB; outdoor temp. 35°CDB; equivalent piping length: 5m Cooling: indoor temp. 27°CDB, 19.0°CWB; outdoor temp. 35°CDB; equivalent piping length: 5m
  Heating: indoor temp. 20°CDB; outdoor temp. 7°CDB, 6°CWB; equivalent refrigerant piping: 5m Heating: indoor temp. 20°CDB; outdoor temp. 7°CDB, 6°CWB; equivalent refrigerant piping: 5m Heating: indoor temp. 20°CDB; outdoor temp. 7°CDB, 6°CWB; equivalent refrigerant piping: 5m
  Contains fluorinated greenhouse gases Contains fluorinated greenhouse gases Contains fluorinated greenhouse gases
Wiring connections For connection with indoor Quantity   4  
Casing Colour       Ivory white
Compressor Model       2YC45DXD#C
  Type       Hermetically sealed swing compressor
  Output W     1,380.0
Heat exchanger Length mm     845
  Rows Quantity       2
  Fin pitch mm     1.60
  Stages Quantity       32
  Tube type       ø8 Hi-XA
  Fin Type       WF fin
    Treatment       Anti-corrosion treatment
Fan Type       Propeller fan
  Air flow rate Cooling High m³/min     52.7
      High cfm     1,861
      Nom. m³/min     49.4
      Nom. cfm     1,744
      Low m³/min     43.5
      Low cfm     1,536
    Heating High m³/min     46.4
      High cfm     1,638
      Nom. m³/min     44.5
      Nom. cfm     1,571
      Low m³/min     16.3
      Low cfm     576
  Power consumption Cooling High W     70
      Low W     36
      Standard W     58
    Heating High W     55
      Low W     10
      Standard W     48
Fan motor Model       KFD-380-50-8C
  Output W     53.00
  Speed Cooling High rpm     840
      Nom. rpm     790
      Low rpm     700
    Heating High rpm     780
      Nom. rpm     750
      Low rpm     300
  Running current Cooling Low A     0.10
      Standard A     0.16
      High A     0.20
    Heating Low A     0.03
      Standard A     0.14
      High A     0.16
Sound pressure level Cooling Nom. dBA     48
  Heating Nom. dBA     49
Refrigerant Type       R-410A
  Charge kg     2.6
  Charge TCO2Eq     5.4
  GWP       2,087.5
Piping connections Liquid Quantity       4
    OD mm     6.35
  Gas Quantity       2
    OD mm     9.52
  Drain OD mm     16 (inner diameter of connecting hose)
  Gas 2 Quantity       2
    OD mm     12.7
  Piping length OU - IU Max. m     25
  Additional refrigerant charge kg/m     0.02 (for piping length exceeding 30m)
  Level difference IU - OU Max. m     15
    IU - IU Max. m     7.5
  Heat insulation       Both liquid and gas pipes
  Total piping length System Actual m     60
Capacity control Method       Inverter controlled
Refrigerant oil Type       FVC50K
Power supply Name       V1
  Phase       1~
Current Starting current Cooling A     8.3
    Heating A     8.3
Wiring connections For power supply Remark       3 for power supply, 4 for interunit wiring (including earth wiring)