Circulating Air Source Heat Pump Water Heater
4
Curve of maximum water tank temperature for stop operation with the change of ambient temperature
Ambient
temperature/
℃
Tank
temperature/
℃
Ambient
temperature/
℃
Tank
temperature/
℃
Ambient
temperature/
℃
Tank
temperature/
℃
-10
56
15
60
40
54
-9
56
16
60
41
54
-8
56
17
60
42
54
-7
57
18
60
43
53
-6
57
19
60
44
53
-5
57
20
60
45
53
-4
57
21
60
46
52
-3
57
22
60
-2
58
23
60
2.3 Specification correction table for the unit
model
Water inlet
temperature(
℃
)
Circulating water flow 4.8m
3
/h, Outdoor ambient temperature( wet/dry bulb
℃
)
-20
-15
-7/-8
7/6
20/15
30/22
35/24
46/28
Heating
Capacity
(kW)
50
9.94
11.13 13.35 20.22 27.93 30.91 31.67 37.52
40
10.24 12.26 14.63 21.77 28.00 33.81 34.08 38.92
30
10.34 12.48 15.50 22.53 28.65 35.82 34.58 39.32
Heating
Power
Input(kW)
50
7.94
8.03
8.15
8.52
7.63
8.66
8.63
8.95
40
6.63
6.76
6.89
7.28
7.51
7.82
7.27
7.54
30
6.22
6.46
6.62
6.95
7.49
6.76
7.20
7.31
Coefficient
of
performanc
e(W/W)
50
1.25
1.39
1.64
2.37
3.66
3.57
3.67
4.19
40
1.54
1.82
2.12
2.99
3.73
4.32
4.69
5.16
30
1.66
1.93
2.34
3.24
3.83
5.30
4.80
5.38
model
Water inlet
temperature(
℃
)
Circulating water flow 6.2m
3
/h, Outdoor ambient temperature( wet/dry
bulb
℃
)
-20
-15
-7/-8
7/6
20/15
30/22
35/24
46/28
Heating
Capacity
(
k
W)
50
12.51 14.00 15.04 26.99 34.89 38.16 38.38 43.27
40
12.70 14.62 18.70 27.73 36.08 41.68 40.41 44.32
30
12.81 15.46 20.76 29.77 39.15 44.85 43.48 47.07
Heating
Power Input
(kW)
50
9.39
9.49
9.62
11.06 11.12 10.91 11.06 11.41
40
7.85
8.00
8.35
9.29
9.46
9.38
9.49
9.73
30
7.34
7.63
8.12
8.87
9.25
9.68
9.26
9.56
Coefficient
of
performance
(W/W)
50
1.33
1.48
1.56
2.44
3.14
3.50
3.47
3.79
40
1.62
1.83
2.24
2.98
3.81
4.44
4.26
4.55
30
1.74
2.03
2.56
3.35
4.23
4.63
4.70
4.92
model
Water inlet
temperature(
℃
)
Circulating water flow 9.2m
3
/h, Outdoor ambient temperature( wet/dry
bulb
℃
)
-20
-15
-7/-8
7/6
20/15
30/22
35/24
46/28
Heating
Capacity
(kW)
50
17.72
19.84
21.31
38.25
49.44
54.08
54.39
61.32
40
17.88
21.19
27.11
40.19
52.3
60.42
58.57
64.25
30
17.97
21.69
29.12
41.76
54.92
62.91
61
66.03
Heating
Power Input
(kW)
50
13.41
13.55
13.74
15.79
15.88
15.58
15.79
16.3
40
11.21
11.42
11.92
13.27
13.51
13.4
13.55
13.9
30
9.2
9.56
10.17
11.12
11.59
12.13
11.6
11.98
Coefficient of
performance
(W/W)
50
1.32
1.46
1.55
2.42
3.11
3.47
3.44
3.76
40
1.60
1.86
2.27
3.03
3.87
4.51
4.32
4.62
30
1.95
2.27
2.86
3.76
4.74
5.19
5.26
5.51
CH-HP20CMFNM
CH-HP30CMFNM
CH-HP
40
CMFNM
