3MXS52E3V1B 3MXS52E4V1B 3MXS52E4V1B2
Sound pressure level Heating Nom. dBA 47 47  
  Cooling Nom. dBA 46 46  
Standard Accessories Installation manual 1 1 1
  Drain plug 1 1 1
  Reducer assembly 1 1 1
  Air direction adjustment plate 1 1 1
Refrigerant Charge TCO2Eq 4.2 4.2  
  Charge kg 2.0 2.0  
  GWP R-410A R-410A  
Fan motor Output W 53 53  
  Speed Cooling High rpm 720 720  
      Low rpm 660 660  
    Heating High rpm 720 720  
      Low rpm 660 660  
  Model KFD-380-50-8A KFD-380-50-8C  
Operation range Cooling Ambient Max. °CDB 46 46 46
      Min. °CDB -10 -10 -10
  Heating Ambient Max. °CWB 15.5 18 18
      Min. °CWB -15 -15 -15
Heat exchanger Fin Treatment Colgate fin Colgate fin  
  Rows Quantity 2 2  
  Length mm 845 845  
  Fin pitch mm 1.8 1.8  
  Stages Quantity 32 32  
  Tube type ø7.94 grooved tubes 24 ø7.94 grooved tubes 24  
Piping connections Piping length OU - IU Max. m 25 25  
  Liquid OD mm 6.35 6.35  
    Quantity 3 3  
  Gas OD mm 9.52 9.52  
    Quantity 2 2  
  Drain OD mm 18 16 (inner diameter of connecting hose)  
  Gas 2 OD mm 12.7 12.7  
    Quantity 1 1  
  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 50 50  
  Heat insulation Both liquid and gas pipes Both liquid and gas pipes  
Sound power level Cooling dBA 59 59 59
  Heating dBA   60 60
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 1,100 1,100  
  Type 2YC36BXD 2YC36BXD  
Casing Colour Ivory white Ivory white  
Weight Packed unit kg 56 56 56
  Unit kg 49 49 49
Fan Running current Cooling High A 0.33 0.33  
      Low A 0.29 0.29  
    Heating High A 0.33 0.33  
      Low A 0.29 0.29  
  Air flow rate Heating Low cfm 1,448 1,448  
      High m³/min 45 45  
      Low m³/min 41 41  
      High cfm 1,589 1,589  
    Cooling Low m³/min 45 45  
      Nom. m³/min   45  
      Low cfm 1,589 1,589  
      Nom. cfm   1,589  
      High m³/min 45 45  
      High cfm 1,589 1,589  
  Power consumption Cooling High W 43 43  
      Low W 34 34  
    Heating Low W 34 34  
      High W 43 43  
  Type Propeller fan Propeller fan  
Refrigerant oil Charged volume l 0.65 0.65 0.65
  Type FVC50K FVC50K  
Wiring connections For connection with indoor Quantity 4    
  For power supply Quantity 3 3 for power supply, 4 for interunit wiring (including earth wiring)  
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 6.2 6.2  
    Heating A 6.2 6.2  
Notes Cooling: indoor temp. 27°CDB, 19.0°CWB; outdoor temp. 35°CDB; equivalent piping length: 7.5m Cooling: indoor temp. 27°CDB, 19.0°CWB; outdoor temp. 35°CDB; equivalent piping length: 7.5m Cooling: indoor temp. 27°CDB, 19.0°CWB; outdoor temp. 35°CDB; equivalent piping length: 7.5m
  Heating: indoor temp. 20°CDB; outdoor temp. 7°CDB, 6°CWB; equivalent refrigerant piping: 7.5m Heating: indoor temp. 20°CDB; outdoor temp. 7°CDB, 6°CWB; equivalent refrigerant piping: 7.5m Heating: indoor temp. 20°CDB; outdoor temp. 7°CDB, 6°CWB; equivalent refrigerant piping: 7.5m
  Contains fluorinated greenhouse gases Contains fluorinated greenhouse gases Contains fluorinated greenhouse gases
Capacity control Method   Inverter controlled  
Casing Colour       Ivory white
Compressor Model       2YC36BXD
  Type       Hermetically sealed swing compressor
  Output W     1,100
Heat exchanger Length mm     845
  Rows Quantity       2
  Fin pitch mm     1.8
  Stages Quantity       32
  Tube type       ø7.94 grooved tubes 24
  Fin Type       Colgate fin
    Treatment       Anti-corrosion treatment
Fan Type       Propeller fan
  Air flow rate Cooling High m³/min     45
      High cfm     1,589
      Nom. m³/min     45
      Nom. cfm     1,589
      Low m³/min     45
      Low cfm     1,589
    Heating High m³/min     45
      High cfm     1,589
      Low m³/min     41
      Low cfm     1,448
  Power consumption Cooling High W     43
      Low W     34
    Heating High W     43
      Low W     34
Fan motor Model       KFD-380-50-8C
  Output W     53
  Speed Cooling High rpm     720
      Low rpm     660
    Heating High rpm     720
      Low rpm     660
  Running current Cooling Low A     0.29
      High A     0.33
    Heating Low A     0.29
      High A     0.33
Sound pressure level Cooling Nom. dBA     46
  Heating Nom. dBA     47
Refrigerant Type       R-410A
  Charge kg     2.0
  Charge TCO2Eq     4.2
  GWP       2,087.5
Piping connections Liquid Quantity       3
    OD mm     6.35
  Gas Quantity       2
    OD mm     9.52
  Drain OD mm     16 (inner diameter of connecting hose)
  Gas 2 Quantity       1
    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     50
Capacity control Method       Inverter controlled
Refrigerant oil Type       FVC50K
Power supply Name       V1
  Phase       1~
Current Starting current Cooling A     6.2
    Heating A     6.2
Wiring connections For power supply Remark       3 for power supply, 4 for interunit wiring (including earth wiring)