Viessmann Vitocrossal 300 CU3A Application Manual page 12

Vitocrossal CU3A, Technical Data
Product Information
8
100
99
98
97
96
95
94
93
92
91
90
Design
89
Supply / Return
88
90ºC 70ºC
194ºF 158ºF
87
Curve 1.8
86
85
84
0 30 40 50
ºF ºC
230 110
212 100
194 90
176 80
158 70
140 60
122 50
104 40
86 30
15 10 5
50 41 32
Design
Supply / Return
40ºC 30ºC
104ºF 86ºF
Curve 0.5
Design
Supply / Return
75ºC 60ºC
167ºF 140ºF
Curve 1.4
60 70 80 90
System Partial Load In %
0 -5 -10 -15 -20 -25
23 14 5 -4 -13
Outdoor Temperature
100
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
-30 ºC
-22
ºF