Dry
Cooling
Ou
td
o
o
r air t
e
m
p
.
℃
D
B
In
d
o
o
r air te
m
p
.
℃
D
B
℃
8. Operation characteristics
8.1 Cooling operation
45
40
35
30
25
20
5
10
15
20
25
30
35
40
Indoor air temp.
℃
DB
8.2 Heating operation
35
30
25
20
15
-5
5
15
25
Outdoor air temp. DB
21