6 
Indoor CS-S9NKR  CS-S12NKR 
Model 
Outdoor CU-S9NKR  CU-S12NKR 
Control 
Device 
  Capillary Tube  Capillary Tube 
Refrigerant 
Oil 
cm
3
  FV50S (320)  FV50S (320) 
Refrigeration 
Cycle 
Refrigerant 
Type 
g (oz)  R410A, 860 (30.4)  R410A, 1.06k (37.4) 
Height 
(I/D / O/D) 
mm (inch)  290 (11-7/16) / 619 (24-3/8)  290 (11-7/16) / 619 (24-3/8) 
Width 
(I/D / O/D) 
mm (inch)  870 (34-9/32) / 824 (32-15/32)  870 (34-9/32) / 824 (32-15/32) 
Dimension 
Depth 
(I/D / O/D) 
mm (inch)  214 (8-7/16) / 299 (11-25/32)  214 (8-7/16) / 299 (11-25/32) 
Weight 
Net 
(I/D / O/D) 
kg (lb)  9 (20) / 30 (66)  9 (20) / 32 (71) 
Pipe Diameter 
(Liquid / Gas) 
mm (inch)  6.35 (1/4) / 9.52 (3/8)  6.35 (1/4) / 12.70 (1/2) 
Standard length  m (ft)  7.5 (24.6)  7.5 (24.6) 
Length range (min – max)  m (ft)  3 (9.8) ~ 15 (49.2)  3 (9.8) ~ 15 (49.2) 
I/D & O/D Height different  m (ft)  15 (49.2)  15 (49.2) 
Additional Gas Amount  g/m (oz/ft)  15 (0.2)  15 (0.2) 
Piping 
Length for Additional Gas  m (ft)  7.5 (24.6)  7.5 (24.6) 
Inner 
Diameter 
mm   16.7  16.7 
Drain Hose 
Length mm  550  550 
Fin Material    Aluminium (Pre coat)  Aluminium (Pre coat) 
Fin Type    Slit Fin  Slit Fin 
Row × Stage 
× FPI 
  2 × 15 × 21  2 × 15 × 21 
Indoor Heat 
Exchanger 
Size 
(W 
× H × L) 
mm  610 × 315 × 25.4  610 × 315 × 25.4 
Fin Material    Aluminium (Blue coated)  Aluminium (Blue coated) 
Fin Type    Slit Fin  Slit Fin 
Row × Stage 
× FPI 
  1 × 28 × 17  2 × 28 × 17 
Outdoor Heat 
Exchanger 
Size 
(W 
× H × L) 
mm  12.7 × 588 × 795.8  25.4 × 588 × 790.3:770.4 
Material   Polypropelene  Polypropelene 
Air Filter 
Type   One-touch  One-touch 
Power Supply    Outdoor  Outdoor 
Power Supply Cord  A  -  - 
Thermostat   -  - 
Protection Device    -  - 
  DRY BULB  WET BULB  DRY BULB  WET BULB 
Maximum 32  23  32  23 
Indoor Operation Range 
Minimum 16  11  16  11 
Maximum 46  26  46  26 
Outdoor Operation Range 
Minimum 5  4  5  4 
 
1.  Cooling capacities are based on indoor temperature of 27°C DRY BULB (80.6°F DRY BULB), 19.0°C WET BULB (66°F WET BULB) and 
outdoor air temperature of 35°C DRY BULB (95°F DRY BULB), 24°C WET BULB (75.2°F WET BULB).