MCAC-UTSM-2008-05  Specifications 
Ceiling and Floor Type  9 
Packing   (W×H×D)  mm  1105 x350 x805  1105 x350 x805 
Net/Gross weight  kg  32/40  34.5/42.5 
Model  YDK24-6G YDK53-6Y 
Brand  Welling Welling 
Input W 59/43 129/86 
Capacitor uF 2.5 3 
Outdoor fan 
motor 
Speed r/min 800/550 770/560 
Number of rows    2  2 
Tube pitch(a)x row pitch(b)  mm  25.4×22  25.4×22 
Fin spacing  mm  1.4  1.7 
Fin type (code)    Hydrophilic aluminium  Hydrophilic aluminium 
Φ9.5  Φ9.5 
Tube outside dia. and type  mm 
Innergroove tube  Innergroove tube 
Coil length x height x width  mm  637×558×44  748×660×44 
Outdoor coil 
Number of circuits    2  4 
Outdoor air flow  m
3
/h 2500/1600  2400/1680 
Outdoor noise level(Sound pressure)  dB(A)  48/44  52/47 
Dimension(W×H×D) mm 761×593×315 842×695×360 
Packing  (W×H×D)  mm  887×655×355  970×770×400 
Outdoor unit 
Net/Gross weight  kg  42/45  62/66 
Refrigerant type  g  R410A/1400  R410A/1700 
Throttle type    Capillary  Capillary +EXV 
Design pressure  MPa 2.0/4.2  2.0/4.2 
Liquid side/ Gas side  mm  Ф6.4/Ф12.7  Ф6.4/Ф12.7 
Max. refrigerant pipe length  m  5  5 
Refrigerant 
piping 
Max. difference between outdoor 
unit and indoor unit 
m 5  5 
Power wiring  mm
2
 3×1.5  3×2.5 
Connection 
wiring 
Signal wiring  mm
2
 4×1.5  4×0.5 
Drainage pipe diameter  mm
2
  Ф16  Ф16 
Controller  R05/BGE (standard) R05/BGE (standard) 
Operation temp 
℃ 
17-30 17-30 
Coolimg:21℃-43℃; Coolimg:-15℃-43℃; 
Ambient temp  ℃ 
Heating:-5℃-24℃ Heating:-5℃-24℃