14
300 l:
Dimensions of the connections of Viessmann headers (accessories)
Capacity per cylinder
l
300
Number of cylinders
2
Connections
■
Heating water flow and return
DN
50
■
Cold water, DHW
R
1
¼
DHW circulation
R
1
Cylinder bank, 300 l
Z
Z
HV
KW
HR
WW
ELV
TR
EV
Fig. 11
ELV Air vent valve
EV
Drain valve
HR Heating water return
HV Heating water flow
KW Cold water
TR
Temperature controller
WW DHW
Z
DHW circulation
Note
The "DHW" connection can also be made on the same
side as the heating water flow. The "cold water" con-
nection can be made on the same side as the heating
water return. This ensures that every cylinder is heated
and that water is drawn off from every cylinder equally.
Installation sequence
Preparing a multi cylinder bank
6150608
Installation
Summary of Contents for CVAA
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