Viessmann Vitodens 200 Technical Manual page 89

Installation examples Vitodens 200 and 300 (up to 35 kW)
Note
In the following system designs, DHW heating is illustrated with a separate DHW cylinder.
The designs also apply to systems where DHW is heated by an integral instantaneous water heater.
In that case, the cylinder temperature sensor is factory-fitted to the boiler.
System design 1
Vitodens 200 or 300 with/without DHW heating with one heating circuit without mixer
A
2/K
H
G
A Vitodens
B Outside temperature sensor (only for
weather-compensated control units)
C Vitotrol 100, type UTA
for the control unit for constant
temperature mode
Required electrical connecting cables
2/K Number of cores/low voltage
3/230 V Number of cores/230 V~
Required equipment
Item Description
A Vitodens 200 or 300
C for constant temperature mode:
Vitotrol 100, type UTA
or
D for constant temperature mode:
Vitotrol 100, type UTD
E for weather-compensated mode:
Vitotrol 200
or
Vitotrol 300
G Cylinder temperature sensor
H DHW cylinder
VITODENS
B C D E
3/230V 2/230V 2/K
D Vitotrol 100, type UTD for the constant
temperature control unit
E Vitotrol 200 or 300 for the
weather-compensated control unit
3.2 Installation examples
F
F Heating circuit
G Cylinder temperature sensor
H DHW cylinder
System design 1
Quantity Part no.
1 as per pricelist
1 7170 149
1 7179 059
1 7450 017
1 7450 060
1 Standard delivery
connection set for
DHW cylinder
1 as per pricelist
89
200
300
3