Technical Manual

Vitocell 300-V in a Multiple -Tank Installation
8 VITOCELL 300-V
For domestic hot water heating applications which
utilize modulating and low temperature hot water
heating boilers
Examples of multitank installation (shown below) - All fittings including manifolds (field supplied)
Qty 2 Qty 3 Qty 4
DHW
DCW/D
d
c
b
a
e
f
Overall depth
h
h
h
h
DHW
D
A
DHW
D
A
DHW
D
A
BWR/D
BWS/A
RT
g
Overall width
h
BWS
BWR
DCW
BWS
BWR
h
BWS
BWR
Overall depth Overall depth
Overall width
Overall width
DCW DCW
Legend
A Air vent DCW Domestic cold wa ter
AQ Aquastat w ell DHW Domestic hot water
BWR Boiler wa ter return IO Inspection and cleanout ope ning
BWS Boiler wa ter supply RT Recirculation tapping
D Drain TPV Temperature and pressure relief valve
Side view Top view
Y
TPV
IO
Storage tank capacity
79 USG / 300 ltr 119 USG / 450 ltr
Total capacity of tank battery
Number of storage tanks
USG
ltr
158
600
2
238
900
2
357
1350
3
476
1800
4
a
b
c
d
e
f
g
h
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
3
3
/
8
87
11
7
/
8
301
29½
751
64½
1640
13½
343
5
127
9
3
/
8
237
8
1
/
8
206
4
102
17
7
/
8
453
31½
802
63
1601
19½
498
5
130
8½
217
14¼
359
4
102
17
7
/
8
453
31½
802
63
1601
19½
498
5¼
135
8½
217
14¼
359
4
102
17
7
/
8
453
31½
802
63
1601
19½
498
5½
139
9
226
14¼
359
Common header size
boiler supply / re tur n
inches
mm
2
51
2
51
2
51
2½
64
Common header size
domestic hot / cold water
inches
mm
1¼
32
1¼
32
1½
38
2
51
5167 410 - 02