Viessmann VITODENS 200-W Type B2HA Technical Manual page 42

Installation accessories
Installation example: Divicon with triple manifold
120 180
HV HR
2
d
(shown without thermal insulation)
HR Heating return
HV Heating flow
Determining the required nominal diameter
5.0
2.5
2.0
1.5
1.0
0.5
0.2
0.1
Mixer control characteristics
A Divicon with mixer-3
The operating ranges marked B to D provide optimum control
characteristics with the Divicon mixer:
B Divicon with mixer-3 (R ¾)
Application range: 0 to 1.0 m
Example:
Heating circuit for radiators with a heating output of ² = 11.6 kW
Heating system temperature 75/60 ºC (ΔT = 15 K)
c Specific thermal capacity
µ Mass flow rate
² Heating output
´ Flow rate
VIESMANN
42
(cont.)
120 180 120
HV HR
c
A
B
C
3 /h
Dimension Manifold with heating circuit connection
R ¾ and R 1
a 135
b 535
c 784
d G 1¼
D
1 3
Heating circuit output
in kW
C Divicon with mixer-3 (R 1)
Application range: 0 to 1.5 m
D Divicon with mixer-3 (R 1¼)
Application range: 0 to 2.5 m
R 1¼
183
583
784
G 2
5.0
2.5
2.0
1.5
1.0
0.5
0.2
0.1
5 10 20 30 40
3
/h
3 /h
VITODENS 200-W