Technical Manual
Technical Data
VITOCELL 100-B 7
Pressure drop on heating water side Domestic hot water pressure drop
of a single coil
79 USG / 300 ltr
119 USG / 450 ltr
Upper indirect coil, 300 ltr capacity
Lower indirect coil, 300 ltr and upper
indirect coil, 450 ltr capacity
Lower indirect coil, 450 ltr capacity
Domestic hot water draw rate
Storage tank contents heated to 140ºF / 60ºC, boiler not reheating
Storage capacity USG
ltr
79
300
119
450
Domestic hot water draw
Water with t = 140ºF / 60ºC (constant)
USG
ltr
32
110
53
220
Percentage tank volume 37% 50%
5
2
8
5
6
5
6
-
0
1
Waterflow
16
20
24
32
40
80
120
160
200
1.6
2
2.4
3.2
4
8
12
240
320
400
1.2
Pressure drop
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
ltr/h
GPM
44 10000
“w.c.
mbar
C
Waterflow
8 20
0.8 2
1.2 3
1.6 4
2 5
2.4 6
3.2 8
4 10
0.4 1
40 100
32 80
24 60
20 50
16 40
12 30
Pressure drop
2.2 500
3.5 800
4.4 1 000
9 2 000
13 3 000
18 4 000
22 5 000
“ w.c.
mbar
ltr/h
GPM
2.6 600