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Installation and maintenance instructions 0020213394_05
VWF 57/4
VWF 87/4
VWF 117/4
VWF 157/4
VWF 197/4
Nominal flow with
Δ
T 8 K
570 l/h
980 l/h
1,240 l/h
1,600 l/h
2,180 l/h
Max. remaining feed head with
Δ
T 8 K
0.068 MPa
(0.680 bar)
0.065 MPa
(0.650 bar)
0.057 MPa
(0.570 bar)
0.086 MPa
(0.860 bar)
0.080 MPa
(0.800 bar)
Min. volume flow during continuous oper-
ation at the application limits
570 l/h
980 l/h
1,240 l/h
1,600 l/h
2,180 l/h
Max. volume flow during continuous op-
eration at the application limits
920 l/h
1,530 l/h
1,920 l/h
2,450 l/h
3,320 l/h
Heating pump electrical power consump-
tion for B0/W35
Δ
T 3 K with an external
pressure loss of 250 mbar in the heating
circuit
25 W
30 W
45 W
60 W
74 W
Performance data
The following performance data is applicable to new products with clean heat exchangers.
VWF 57/4
VWF 87/4
VWF 117/4
VWF 157/4
VWF 197/4
Heat output B0/W35
Δ
T 5 K
5.28 kW
8.82 kW
11.18 kW
14.39 kW
19.62 kW
Effective power consumption for B0/W35
Δ
T 5 K
1.20 kW
1.82 kW
2.34 kW
3.07 kW
4.32 kW
Coefficient of performance B0/W35
Δ
T
5 K/EN 14511
4.41
4.84
4.77
4.69
4.54
Heat output B0/W45
Δ
T 5 K
5.26 kW
8.76 kW
11.14 kW
13.97 kW
19.56 kW
Effective power consumption B0/W45
Δ
T
5 K
1.56 kW
2.39 kW
3.03 kW
3.83 kW
5.38 kW
Coefficient of performance B0/W45
Δ
T
5 K/EN 14511
3.37
3.67
3.68
3.65
3.64
Heat output B0/W55
Δ
T 8 K
5.34 kW
8.94 kW
11.33 kW
14.65 kW
19.94 kW
Effective power consumption for B0/W55
Δ
T 8 K
1.85 kW
2.78 kW
3.66 kW
4.67 kW
6.26 kW
Coefficient of performance B0/W55
Δ
T
8 K/EN 14511
2.89
3.22
3.10
3.14
3.18
Heat output B10/W35
Δ
T 5 K
6.57 kW
10.50 kW
13.68 kW
17.57 kW
24.10 kW
Effective power consumption for B10/W35
Δ
T 5 K
1.21 kW
1.85 kW
2.30 kW
2.94 kW
4.29 kW
Coefficient of performance B10/W35
Δ
T
5 K / coefficient of performance EN 14511
5.42
5.68
5.96
6.00
5.62
Heat output B10/W45
Δ
T 5 K
6.46 kW
10.63 kW
13.84 kW
17.54 kW
24.25 kW
Effective power consumption B10/W45
Δ
T
5 K
1.56 kW
2.38 kW
2.99 kW
3.77 kW
5.32 kW
Coefficient of performance B10/W45
Δ
T
5 K / coefficient of performance EN 14511
4.15
4.48
4.64
4.65
4.56
Heat output B10/W55
Δ
T 8 K
6.51 kW
10.79 kW
14.14 kW
17.87 kW
24.72 kW
Effective power consumption for B10/W55
Δ
T 8 K
1.87 kW
2.84 kW
3.63 kW
4.64 kW
6.28 kW
Coefficient of performance B10/W55
Δ
T8 K / coefficient of performance EN
14511
3.49
3.80
3.90
3.85
3.93
Sound power level B0/W35
EN 12102/EN 14511 L
WI
in heating mode
39.8 dB(A)
42.4 dB(A)
45.2 dB(A)
49.9 dB(A)
48.4 dB(A)
Sound power level B0/W45
EN 12102/EN 14511 L
WI
in heating mode
40.7 dB(A)
45.1 dB(A)
46.7 dB(A)
49.3 dB(A)
46.1 dB(A)
Sound power level B0/W55
EN 12102/EN 14511 L
WI
in heating mode
40.6 dB(A)
49.9 dB(A)
47.2 dB(A)
48.0 dB(A)
48.4 dB(A)
Application limits for the heat pump: Heating (heat source = brine)
–
At the same volume flow rates in the heating circuit (
Δ
T 5 K or
Δ
T 8 K) and the brine circuit (
Δ
T 3 K) as for the nominal
heat output test under standard nominal conditions. Operation of the pump outside the application limits results in the
heat pump being switched off by the internal control and safety devices.
–
Application limits for the heat pump: Heating (Brine heat source):
–
B15/W65
–
B25/W59
–
B25/W25