23 
Model 
Indoor  CS-TZ71ZKEW 
Outdoor  CU-TZ71ZKE 
Piping 
Pipe Diameter (Liquid / Gas)  mm (inch)  6.35 (1/4) / 15.88 (5/8) 
Standard length  m (ft)  5.0 (16.4) 
Length range (min – max)  m (ft)  3 (9.8) ~ 30 (98.4) 
I/D & O/D Height different  m (ft)  20.0 (65.6) 
Additional Gas Amount  g/m (oz/ft)  25 (0.3) 
Length for Additional Gas  m (ft)  10 (32.8) 
Drain Hose 
Inner Diameter  mm  16.7 
Length  mm  650 
Indoor Heat 
Exchanger 
Fin Material  Aluminium (Pre Coat) 
Fin Type  Slit Fin 
Row × Stage × FPI  2 × 17 × 21 
Size (W × H × L)  mm  814.5 x 357 x 25.4 
Outdoor 
Heat 
Exchanger 
Fin Material  Aluminium (Pre Coat) 
Fin Type  Corrugated Fin 
Row × Stage × FPI  2 × 31 × 19 
Size (W × H × L)  mm  36.4 × 651 × 904.5:874.5 
Air Filter 
Material  Polypropelene 
Type  One-touch 
Power Supply  Indoor 
Power Supply Cord  A  Nil 
Thermostat  Electronic Contol 
Protection Device  Electronic Contol 
Dry Bulb  Wet Bulb 
Indoor 
Operation 
Range 
Cooling 
Maximum °C (°F)  32 (89.6)  23 (73.4) 
Minimum °C (°F)  16 (60.8)  11 (51.8) 
Heating 
Maximum °C (°F)  30 (86.0)  – 
Minimum °C (°F)  16 (60.8)  – 
Outdoor 
Operation 
Range 
Cooling 
Maximum °C (°F)  43 (109.4)  26 (78.8) 
Minimum °C (°F)  -10 (14.0)  – 
Heating 
Maximum °C (°F)  24 (75.2)  18 (64.4) 
Minimum °C (°F)  -15 (5.0)  -16 (3.2) 
 
1.  Cooling capacities are based on indoor temperature of 27°C Dry Bulb (80.6°F Dry Bulb), 19.0°C Wet Bulb (66.2°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) 
2.  Heating capacities are based on indoor temperature of 20°C Dry Bulb (68°F Dry Bulb) and outdoor air temperature of 7°C Dry Bulb (44.6°F 
Dry Bulb), 6°C Wet Bulb (42.8°F Wet Bulb) 
3.  Heating low temperature capacity, Input Power and COP measured at 230 V, indoor temperature 20°C, outdoor 2/1°C 
4.  Heating extreme low temperature capacity, Input Power and COP measured at 230 V, indoor temperature 20°C, outdoor -7/-8°C 
5.  Standby power consumption ≤2.0W (when switched OFF by remote control, except under self protection control). 
6.  Specifications are subjected to change without prior notice for further improvement.