Viessmann Vitocrossal 300 CU3A Application Manual page 9

Residential boiler
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Component Index
Hydronic Components
Vitrocrossal CU3A
Ball valve
Low loss header
Thermostatic mixing valve
Panel radiator
Flow check valve
Boiler water feed with double back
Air eliminator
check valve
Purge assembly:
Zone valve
(sediment faucet and ball valve)
Towel radiator
Viessmann 3-way mixing valve
with actuator motor
Circulator with isolation flanges
Radiant infloor manifold
Hot water baseboard radiator
Expansion tank
Hydronic air handler
Plate and frame heat exchanger
Electrical Components
Aquastat
Secondary low water cut-off
Motorized mixing valve
Outdoor temperature sensor
Thermostat
Temperature sensor
Viessmann Vitotrol
Multi-zone control
24V Zone valve
Circulator
120 volt power
5

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