70
Operation: Brine/water (B0/W35)
Type BW
2-stage
352.B027 352.B034 352.B056 352.B076
352.B097
Performance data
to EN 14511
Rated heating output
kW
27.2
34.3
56.1
76.0
96.9
Cooling capacity
kW
20.8
26.4
43.4
58.8
74.6
Power consumption
kW
6.4
7.9
12.8
17.3
21.9
Rated current of compressors (total)
A
15.0
18.1
29.1
36.1
53.6
Coefficient of performance
ε
(COP)
4.2
4.4
4.4
4.4
4.4
Primary circuit
(brine)
Spread
K
3
3
3
3
3
Frost protection limit/freezing point (rec-
ommended heat transfer medium Tyfo-
cor)
°C
-16.1
-16.1
-16.1
-16.1
-16.1
Heat exchanger capacity (brine)
l
4.4
5.5
9.4
12.9
17.7
Nominal flow rate (recommended value
for sizing)
m
3
/h
6.4
8.2
13.4
18.2
23.0
Minimum flow rate
m
3
/h
4.8
6.1
10.1
13.6
17.3
Pressure drop at nominal flow rate (total
pressure drop of evaporator including
connections)
kPa
12
13
14
17
19
Pressure drop at minimum flow rate
kPa
7
7
8
9
11
Secondary circuit
(water)
Spread
K
5
5
5
5
5
Heat exchanger capacity (water)
l
3.7
4.7
7.4
10.2
12.7
Nominal flow rate (recommended value
for sizing)
m
3
/h
4.7
5.9
9.7
13.2
16.8
Minimum flow rate
m
3
/h
3.5
4.5
7.3
9.9
12.6
Pressure drop at nominal flow rate (total
pressure drop of condenser including
connections)
kPa
15
15
16
16
18
Pressure drop at minimum flow rate
kPa
8
8
9
9
10
Max. flow temperature from inlet of pri-
mary circuit B
–
2 °C
°C
73
73
73
73
73
Min. flow temperature, ice store
*1
°C
-10
-10
-10
-10
-10
Type BW
2-stage
3-stage
352.B114 352.B132 352.B156 353.B172
353.B198
Performance data
to EN 14511
Rated heating output
kW
114.2
131.9
155.0
170.2
197.0
Cooling capacity
kW
88.4
101.5
119.2
132.0
153.3
Power consumption
kW
25.9
30.4
36.3
38.4
45.7
Rated current of compressors (total)
A
57.2
73.2
101.8
85.8
109.8
Coefficient of performance
ε
(COP)
4.4
4.3
4.3
4.4
4.3
*1
Parameters need to be adjusted in connection with ice store systems. Viessmann must be consulted. Always observe the
minimum flow rate. It may be necessary to install a flow switch. The max. flow temperature at brine inlet temperature
–10 °C is 55 °C.
Specification
Specification – Vitocal 350-G Pro
5855865
Appendix
Summary of Contents for BW 352.B027
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