199 
21.2  Heat Mode Outdoor Air Temperature Characteristic 
Condition 
-  Indoor room temperature: 20°C Dry Bulb/ -°C Wet Bulb 
-  Unit setting: Standard piping length, forced heating at  30°C, Hi fan 
-  Compressor frequency: Rated for Heating operation 
-  Piping length: 5m 
-  Voltage: 230V 
21.2.1  CS-TZ20ZKEW  CU-TZ20ZKE 
 
 
 
 
 
 
 
 
 
 
 
Indoor Discharge
Air Temperature (°C)
Outdoor Air Temperature (°C)
High Pressure (MPa)
Outdoor Air Temperature (°C)
Current (A)
Outdoor Air Temperature (°C)
-20 -15 -10 -5 0 5 10 15
-20 -15 -10 -5 0 5 10 15
-20 -15 -10 -5 0 5 10 15
26
28
30
32
34
36
38
40
1.50
1.75
2.00
2.25
2.50
2.75
3.00
3.25
3.50
0.50
1.00
1.50
2.00
2.50
3.00