Grundfos DMX 115-3, Installation And Operating Instructions Manual

Page: 23 / 32

23
16. Dosing curves
The dosing curves on the following pages are trend curves.
They apply to:
• performance of simple pump (the flow rate is doubled for the
double pump)
• water as dosing medium
• suction line with foot valve, 0.5 m flooded suction
• zero point of pump Q
0
for specified pressure, see table below
• standard pump version.
Fig. 23
DMX 4-10 (50 Hz)
Fig. 24
DMX 4-10 (60 Hz)
Fig. 25
DMX 7-10 (50 Hz)
Fig. 26
DMX 7-10 (60 Hz)
Fig. 27
DMX 7.2-16 (50 Hz)
Fig. 28
DMX 7.2-16 (60 Hz)
Fig. 29
DMX 9-10 (50 Hz)
Fig. 30
DMX 9-10 (60 Hz)
Fig. 31
DMX 12-10 (50 Hz)
Abbreviation Description
Q Dosing flow
Q
0
Zero point of the pump
The pumps are calibrated so that Q is 0 at 3 bar.
h Stroke length
TM
03
6
3
15
4
5
06
T
M
03
6
3
1
6
45
06
T
M
03
6
3
1
7
45
06
TM
03 63
18 450
6
0
1
2
3
4
5
6
0 10 20 30 40 50 60 70 80 90 100
h [%]
Q [l/h]
3bar
10bar
3 bar
10 bar
( )
0
0
1
2
3
4
5
6
0 10 20 30 40 50 60 70 80 90 100
h [%]
Q [l/h]
10bar
3bar
3 bar
10 bar
0
2
4
6
8
10
0 10 20 30 40 50 60 70 80 90 100
h [%]
Q [l/h]
3bar
10bar
3 bar
10 bar
0
2
4
6
8
10
0 10 20 30 40 50 60 70 80 90 100
h [%]
Q [l/h]
10bar
3bar
3 bar
10 bar
TM
03
63
19
45
06
T
M
03
63
20
45
06
TM
03 63
21 450
6
TM
03 63
22 450
6
TM
03 632
3 450
6
( )
0
0
2
4
6
8
10
12
0 10 20 30 40 50 60 70 80 90 100
h [%]
Q [l/h]
3bar
16bar
3 bar
16 bar
0
0
2
4
6
8
10
12
0 10 20 30 40 50 60 70 80 90 100
h [%]
Q [l/h]
16bar
3bar
3 bar
16 bar
0
2
4
6
8
10
12
0 10 20 30 40 50 60 70 80 90 100
h [%]
Q [l/h]
3bar
10bar
3 bar
10 bar
0
2
4
6
8
10
12
0 10 20 30 40 50 60 70 80 90 100
h [%]
Q [l/h]
10bar
3bar
3 bar
10 bar
0
2
4
6
8
10
12
14
16
18
0 10 20 30 40 50 60 70 80 90 100
h [%]
Q [l/h]
3bar
10bar
3 bar
10 bar