Connections
23
Installation Examples (Continued)
With one low-temperature circuit with
4-way mixing valve,
and with domestic hot water production
e.g. with Vitotronic 200, Model KW2
combined with one Mixing Valve
Actuator Accessory K it
Heating circuit
Spring-loaded flow check valve
Circulation pump
Safety header
with automatic air vent,
pressure relief valve , and
pressure gage
Expansion tank
Domestic hot water storage tank
(indirect-fired)
4-Way mixing valve
With one low-temperature circuit with
4-way mixing valve, and one high
temperature circuit,
and with domestic hot water
production
e.g. with Vitotronic 200, Model KW2
combined with one Mixing Valve
Actuator Accessory K it
Heating circuit
Spring-loaded flow check valve
Circulation pump
Safety header
with automatic air vent,
pressure relief valve , and
pressure gage
Expansion tank
Domestic hot water storage tank
(indirect-fired)
4-Way mixing valve
For VR2-40 to VR2-63, order a Piping-T
(includes reduction fitting) to simplify
Safety Header installation.
5285 838 v2.1
IMPORTANT
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