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Bosch Greenstar Applications Manual
Bosch Thermotechnology Corp.Data subject to change
02 5781436
15
20
25
10
5
0
H / ft
.
V / gpm
1
2
3
4
400 800 1200 1600200 600 1000 1400
7
0
6
5
4
3
2
1
0
H / m
.
V / l/h
6 720 641 933-59.1O
1
2
3
4
021354687
15
20
25
10
5
0
H / ft
.
V / gpm
1
2
3
4
400 800 1200 1600
7
0
6
5
4
3
2
1
0
H / m
.
V / l/h
6 720 641 933-61.1O
1
2
3
4
Pump curve of heating boiler Pump curve of combi boiler (heating side)
Fig. 4 Greenstar boiler pump curves
Key to Fig. 4
1 Residual head pressure at speed 1
2 Residual head pressure at speed 2
3 Residual head pressure at speed 3 (default setting)
4 Head pressure of the boiler pump by itself (at speed 3)
H Head pressure in feet of head (m)
V Circulating water volume in gallons per minute (l/h)