Viessmann VITOCAL 300-G Technical Manual page 52

Design information
50 °C
A
40 °C
A DHW cylinder (domestic hot water)
B Heat pump (heating water)
Flow rate and pressure drop at B15/W35 °C
Heat pump Heating out-
put
Type kW
Single stage heat pump
BW 121
3
WW 121
BW 129
WW 129
BW 145
WW145
For higher DHW temperatures
58 °C
A
53 °C
A DHW cylinder (domestic hot water)
B Heat pump (heating water)
Flow rate and pressure drop at B15/W35 °C
Heat pump Heating
output
Type kW
Single stage heat pump
BW 121
WW 121
BW 129
WW 129
BW 145
WW 145
Notes for BW 145, WW 145
In combination with Vitocell 100-L, type CVL, the flow rate of
10.97 m 3 /h cannot be reached. On-site DHW cylinder required.
Cylinder primary pump curves
See page 22.
VIESMANN
52
(cont.)
60 °C
B
42 °C
Flow rate
A
3
m /h
31 2.70
41.2 3.60
63.6 5.60
60 °C
B
55 °C
Flow rate
A
3
m /h
31 5.35
41.2 7.11
63.6 10.97
Pressure drop
B A
3 kPa
m /h
2.70
3.60
5.60
Pressure drop
B A
3 kPa
m /h
5.35
7.11
10.97
Vitotrans 100
B
kPa Part no.
14 15.5
24 26.7
27.4 29.4
Vitotrans 100
B
kPa Part no.
26 27.9
25.3 26.5
34 35
VITOCAL 300-G
3003 493
3003 493
3003 494
3003 494
3003 495
on request