7
Yuna II
heat pumps - aIR CONDItIONING - ReFRIGeRatION - aIR haNDLING - heat eXChaNGe - Na 15.739 a
air-to-water heat pump
o
peRating
limits
Cooling mode
(12HT and 15HT only)
Heating mode
Maximum outside temperature
46 °C
30 °C
Maximum leaving water temperature
18 °C
60 °C
Minimum outside temperature
0 °C
-20 °C
Minimum leaving water temperature
4 °C
20 °C
Operating range, heating mode
Operating range, cooling mode
0
2
4
6
8
10
12
14
16
18
20
-5
0
5
10
15
20
25
30
35
40
45
50
10
15
20
25
30
35
40
45
50
55
60
65
70
-25
-20
-15
-10
-5
0
5
10
15
20
25
30
35
Leaving water temperature, °C
Leaving water temperature, °C
Outside air temperature, °C
Outside air temperature, °C
high speed
medium speed
Low speed
5-63D
9-113D
12-156D
Available static pressure, single zone
a
vailable
static pressure, k
p
a
a
vailable
static pressure, k
p
a
a
vailable
static pressure, k
p
a
Water flow rate, l/s
Water flow rate, l/s
Water flow rate, l/s
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
Available
static pressure, kP
a
Water flow rate, l/s
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
Available
static pressure, kP
a
Water flow rate, l/s
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
Available
static pressure, kP
a
Water flow rate, l/s
