■ Operating pressure on the
solar side
up to
10 bar (1.0 MPa)
■ Operating pressure on the
DHW side
up to
10 bar (1.0 MPa)
Specification
Type
CVWA
Cylinder capacity
(AT: Actual water capacity)
l
300
390
500
Heating water capacity
l
22
27
40
Gross volume
l
322
417
540
DIN registration no.
9W173-13MC/E
Continuous output
for DHW heating from
10 to 45 °C
and
a
heating water
flow temperature of … at the heating water
flow rate stated below
90 °C
kW
85
98
118
l/h
2093
2422
2896
80 °C
kW
71
82
99
l/h
1749
2027
2428
70 °C
kW
57
66
79
l/h
1399
1623
1950
60 °C
kW
42
49
59
l/h
1033
1202
1451
50 °C
kW
25
29
36
l/h
617
723
881
Continuous output
for DHW heating from
10 to 60°C
and
a
heating water
flow temperature of … at the heating water
flow rate stated below
90 °C
kW
73
85
102
l/h
1255
1458
1754
80 °C
kW
58
67
81
l/h
995
1159
1399
70 °C
kW
41
48
59
l/h
710
830
1008
Heating water flow rate
for the stated continuous outputs
m
3
/h
3.0
3.0
3.0
Draw-off rate
l/min
15
15
15
Drawable water volume
without reheating
– Cylinder content heated to 45 °C
Water at t = 45 °C (constant)
l
210
285
350
– Cylinder content heated to 55 °C
Water at t = 55 °C (constant)
l
210
285
350
Heat-up time
if connected to a heat pump with 16 kW rated heating
output and a heating water flow temperature of 55
or
65 °C
– For DHW heating from 10 to 45 °C
min
50
60
66
– For DHW heating from 10 to 55 °C
min
60
76
85
Max. connectable heat pump output
at 65 °C heating water flow and
55 °C DHW temperature and the specified heating water flow rate
kW
12
15
17
Max. aperture area that can be connected to the solar heat ex-
changer set (accessories)
– Vitosol-T
m
2
—
6
6
– Vitosol-F
m
2
—
11.5
11.5
Performance factor N
L
in conjunction with a heat pump
Cylinder storage temperature
45 °C
1.7
2.5
3.5
50 °C
1.9
2.8
3.9
Standby heat loss
kWh/24 h
1.65
1.80
1.90
Dimensions
Length (
7
)
– With thermal insulation
a
mm
667
859
859
– Excl. thermal insulation
mm
—
650
650
Total width
– With thermal insulation
b
mm
744
923
923
– Excl. thermal insulation
mm
—
881
881
Height
– With thermal insulation
c
mm
1734
1624
1948
– Excl. thermal insulation
mm
—
1522
1844
Height when tilted
– Incl. thermal insulation
mm
1825
—
—
– Excl. thermal insulation
mm
—
1550
1860
Entire
weight
incl. thermal insulation
kg
180
190
200
Heating surface
m
2
3.0
4.0
5.5
Installation accessories
(cont.)
70
VIESMANN
VITOCAL
6
5831388
