Viessmann Vitodens 200 Technical Manual page 86

3.1 Water interconnections
300
Vitodens 300 from 49 kW
Circulation pump VIRS 7 BUS
variable speed, fully wired, for installation
into the boiler or as an external pump for
pipe installation.
Rated voltage V ~
Rated current A max.
A min.
Condenser mF
Power W max.
consumption W min.
W in delivered condition
Residual head of the circulation pump
700
70
60 600
3
500
50
40 400
30 300
20 200
10 100
0
0
0 200
Flow rate in l/h
O Operating range
Curve Capacity
Circulation
pump
A 30 %
B 40 %
C 50 %
D 60 %
E 65 %
F 70 %
G 80 %
H 90 %
K 100 %
86
230
0.55
0.37
3.5
126
42
93
400 600 800 1000
Example
Setting
H Vitodens 300, 12.2 kW to 49 kW
Coding
H Design temperatures 75 ºC/55 ºC
address "E 6"
H Radiator heating system, heating
E 6:030
demand 40 kW
E 6:040
¢ Volume flow 1 720 l/h L
E 6:050
H Pressure drop 15 kPa (¢ 1.5 mWS) M
E 6:060
H Design point N
E 6:065
E 6:070
E 6:080
Optimum pump curve acc. to diagram:
E 6:090
F = Coding address "E 6:070".
E 6:100
1200 1400 1600 1800 2000 2200 2400 2600
VITODENS