Vitodens 200-W B2HA 88-150, 311- 530 Technical Data
37
5683 718 - 19
Installation Examples
System Layout 2
Vitodens 200-W, B2HA with one heating circuit and low-loss header
Installation of ...
■
radiator heating circuit (high-temp. circuit)
■
DHW
production
... with the following flow conditions:
The flow rate of the heating circuit is greater than the
maximum possible water flow rate of the Vitodens
200-W B2HA boiler (see page 9 for maximum water flow
rate of boiler).
The use of a low-loss header is strongly recommended if
the maximum water flow rate in the application concerned
exceeds the values shown on page 10,
or if the system flow rates are unknown.
The low-loss header is available as accessory part.
Please note location of expansion tank.
DHW circulating pump
F
must pump into the Vitodens
200-W B2HA boiler (as illustrated).
IMPORTANT
Legend
A
Vitodens 200-W B2HA boiler with
Vitotronic 200, HO1B outdoor reset control
B
Outdoor temperature sensor
!
C
Vitotrol remote (optional)
D
Heating
circuit
E
Boiler
pump
20
F
DHW circulating pump
sA
G
DHW storage tank
H
DHW tank temperature sensor
%
I
Expansion
tank
J
Temperature and pressure relief valve
K
DHW recirculation pump
28/20
*
L
Low-loss header
M
Pressure relief valve
N
Viessmann temperature sensor for low-loss header
?
O
Heating circuit pump
28/20
*
* Function based on coding of address 53
