Vitocrossal 300 CU3A 26 to 57 Installation
System Layout 5
Vitocrossal 300 CU3A with...
- DHW storage tank
- low-loss header
- multiple heating circuits with mixing valves
- one heating circuit without mixing valve
When designing a system as illustrated above, please contact your local Viessmann Sales Representative for assistance.
Legend
A
Vitocrossal 300 CU3A boiler with Vitotronic
200, KW6B outdoor reset control
B
Outdoor temperature !
C
Boiler pump
20
Vitotronic 200-H, HK1B *1
D
E
Mixing valve temperature sensor ?
Heating circuit pumps
F
Accessory kit for heating circuit with mixing valve
G
H
Heating circuits with mixing valves
Viessmann temperature sensor for low-loss header ?
I
J
Low-loss header (if required)
K
DHW circulating pump sA
DHW tank temperature sensor %
L
M
DHW storage tank
Expansion tank
N
DHW recirculation pump sK
O
P
Heating circuit pump
Vitotrol remote (optional)
Q
R
Radiator heating circuit
S
Temperature and pressure relief valve
Pressure relief valve
T
*
Function based on coding of address 33
*
28/20
*1 Contact your local Sales Representative for details.
Vitotronic 200-H, HK1B mixing valve control with
LON communication module can be used instead
of the accessory kit and Vitocontrol.
IMPORTANT
Please note location of expansion tank N.
Installation Examples
45