Danfoss R134a - Dew and Mean temperature examples for SZ 084-185

Operating conditions
The following operating diagrams show the dierence between mean and dew temperature
application envelopes.
Dew temperature
Example for SZ 084 to 185
Mean temperature
Example for SZ 084 to 185
70
65
60
55
50
45
40
35
30
-25 -20 -15 -10
-5
0 5 10 15 20
Condensing temperature (°C)
Evaporating temperature (°C)
Dew temperature conditions
S.H. = 11.1 K
S.H. = 30 K
SUPERHEAT
70
65
60
55
50
45
40
35
30
-25 -20 -15 -10
-5
0 5 10 15 20
Condensing temperature (°C)
Evaporating temperature (°C)
Mean temperature conditions
S.H. = 11.1 K
S.H. = 30 K
SUPERHEAT
30 AB237986441643en-010801
Application Guidelines