Connections
27
Installation Examples (Continued)
Underfloor heating system with one low-temperature, with 3-way mixing valve,
and system separation
e.g. with Vitotronic 200, KW2 combined with one Mixing Valve Actuator Accessory Kit
Heating circuit
Spring-loaded flow check valve
Circulation pump for he ating circuit
Safety header
with automatic air vent,
pressure relief valve, and
pressure gage
Expansion tank
Heat exchanger
Circulation pump for heat exchanger
Pressure relief valve
Boiler in a heating/cooling application
Cooling season starts:
close valve v1 and open valv e v2
Heating season starts :
close valve v2 and open valv e v1
Heating/Cooling unit
Spring-loaded flow check valve
Circulation pump
Safety header
with automatic air vent,
pressure relief valve , and
pressure gage
Expansion tank
Water chiller
We strongly suggest that the valves
pictured above be labelled “v1” and
v2.”
5167 404 v1.9
v1
v2
IMPORTANT
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