Hoval UltraGas 250D Instructions D'installation page 12

TECHNICAL INFORMATION
3.6 Boiler flow resistance
UltraGas (250D, 300D)
®
[mbar]
60
50
40
one boiler flowing
30
20
10
0
0 5 10
[m
UltraGas (700D-1000D)
®
[mbar]
60
50
one boiler flowing
40
30
20
10
0
0 10 20 30 40
Volumenstrom [m3/h]
UltraGas (1700D, 2000D)
®
[mbar]
100
80
one boiler flowing
60
40
20
0
0 20 40 60
[m
m /h = Throughput flow rate
3
mbar = Flow resistance
12
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both boiler flowing
15 20 25
/h]
3
both boiler flowing
50 60 70 80 9
[m /h]
3
both boiler flowing
80 100 120 140
/h]
3
UltraGas (400D-600D)
®
[mbar]
120
110
100
90
one boiler flowing
80
70
60
50
40
30
20
10
0
30 0 10
UltraGas (1150D-1440D)
®
[mbar]
60
50
40
30
one boiler flowing
20
10
0
0 10 20 30
0
both boiler flowing
20 30 40
[m /h]
3
both boiler flowing
40 50 60 70 80 90
[m /h]
3
4 212 305 / 00
50
100