Technical Manual

Vitocell 300-V, 53 to 119 USG / 200 to 450 ltr
6 VITOCELL 300-V
Domestic hot water draw rate Pressure drop on heating water side
Storage tank contents heated to 140°F / 60°C, boiler not reheating (primary circuit)
St orage capacity USG
ltr
53
200
79
300
119
450
Domestic hot water
draw r ate
GPM
ltr/min
2.6
10
4.0
15
4.0
15
Domestic hot water USG
draw ltr
Water with
t = 140°F/60°C (constant )
37
139
72
272
109
413
Percentage tank volume 70% 91% 92%
Heat-up time
The s tated heating times are achieved when the maximum recovery
rate of the domestic hot water tank is made available at the
respective supply temperature a nd with a domestic hot wa ter rise
from 50 to 140°F / 10 to 60°C.
St orage capacity
USG
ltr
53
200
79
300
119
450
Heating water supply
temperat ure
Heat-up time (minutes)
194°F / 90°C
176°F / 80°C
158°F / 70°C
11.4
15
23.5
15.5
21.5
32.5
20
24
35
79 USG / 300 ltr and 119 USG / 450 ltr storage capacity
53 USG / 200 ltr storage capacity
5167 410 - 02
Pressure drop
Wate rf low
ltr/h
GPM
“w.c. mbar
16 40
20 50
24 60
32 80
40 100
80 200
120 300
160 400
200 500
1.6 4
25
2.4 6
3.2 8
410
820
12 30
2.2 500 2.6 600 3.5 800 4.4 1 000
9 2 000
13 3 000 18 4 000 22 5 000 26 6 000 31 7 000
Pressure drop on domestic hot water side
(secondary circuit)
Pressure drop
Wate rf low
ltr/min
GPM
820
67
18
0.8 2
1.2 3
1.6 4
25
2.4 6
3.2 8
410
0.4 1
8
2.2
13
3.5
17
4.4
33
8.8
10
2.6
50
13
100
26
83
22
40 100
32 80
24 60
20 50
16 40
12 30
mbar
“w.c.