System Layout 1-10 - Viessmann Vitodens 200-W B2HA 80 Installation Instructions Manual

Wall-mounted, gas-fired condensing boiler
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Vitodens 200-W B2HA 80 to 100, 285 to 352 Installation
System Layout 1
Vitodens 200-W, B2HA with a direct-connected heating circuit
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 Heating circuit pump
F DHW circulating pump sA
G DHW storage tank
H DHW tank temperature sensor %
I Expansion tank
J Flow check valve
K DHW recirculation pump
L Temperature and pressure relief valve
M Pressure relief valve
*
Function based on coding of address 53
20
*
28/20
Installation of ...
radiator heating circuit (high-temp. circuit)
DHW production
... with the following flow conditions:
The flow rate of the heating circuit is less than the
maximum possible water flow rate of the Vitodens 200-W
B2HA boiler (see page 30 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 in the applicable table on page
31, or if the system flow rates are unknown.
The low-loss header is available as accessory part.
See following pages for installation examples with a low-
loss header.
IMPORTANT
DHW circulating pump F must pump into the Vitodens
200-W boiler (as illustrated).
Boiler Connections
33

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This manual is also suitable for:

Vitodens 200-w b2ha 88Vitodens 200-w b2ha 100

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