Pump Models And Pump Types; Pump Performance - Grundfos DMH 25X Installation And Operating Instructions Manual

3.2 Pump models and pump types

The DMH 25X dosing pump is available for a variety of performance ranges in various sizes. The pump nameplate shows various data of the
pump like the type designation and the pump model. For an explanation of the nameplate see section Nameplate.
The pump type is the left part of the type designation and consists of the type abbreviation, the nominal dosing flow and the maximum
counterpressure. For an explanation of the type designation see section Type Key.
The motor nameplate shows various electrical data.
Related information
3.1.1 Nameplate
3.1.2 Type key

3.3 Pump performance

3.3.1 Performance data at maximum counterpressure
Pump model Pump type
DMH 2,2-25
DMH 2,3-16
DMH 2,4-10
DMH 4,5-25
DMH 4,9-16
DMH 5-10
DMH 11-25
DMH 251 DMH 12-16
DMH 13-10
DMH 17-25
DMH 18-16
DMH 19-10
DMH 21-25
DMH 23-16
DMH 24-10
DMH 10-16
DMH 11-10
DMH 23-16
DMH 24-10
DMH 252 DMH 36-16
DMH 37-10
DMH 45-16
DMH 46-10
DMH 54-16
DMH 21-10
DMH 43-10
DMH 253 DMH 67-10
DMH 83-10
DMH 100-10
50 Hz
Max.
1 2 stroke
Q p max. Q
rate
[l/h] [bar] [n/min] [l/h]
2,2 25 14 2,6
2,3 16 14 2,8
2,4 10 14 2,9
4,5 25 29 5,4
4,9 16 29 5,9
5 10 29
11 25 63 13
12 16 63 14
13 10 63 16
17 25 96 20
18 16 96 22
19 10 96 23
21 25 120
23 16 120
24 10 120
10 16 29 12
11 10 29 13
23 16 63 27
24 10 63 29
36 16 96 43
37 10 96 44
45 16 120 54
46 10 120
54 16 144
21 10 29 25
43 10 63 52
67 10 96 78
83 10 120 99
100 10 144
60 Hz
Max.
1 2 stroke 1
p max. Q
rate
[bar] [n/min] [l/h]
25 17 4,4
16 17 4,5
10 17 5
25 35 9
16 35 9,8
6 10 35 10
25 75 22
16 75 24
10 75 25
25 115 -
16 115 -
10 115 -
- - - -
- - - -
- - - -
16 35 20
10 35 22
16 75 46
10 75 48
16 115 -
10 115 -
16 144 -
- - - -
- - - -
10 35 46
10 75 87
10 115 -
10 144 -
- - - -
100 Hz
Max.
2 stroke
p max.
rate
[bar] [n/min]
25 29
16 29
10 29
25 58
16 58
10 58
25 126
16 126
10 126
- -
- -
- -
- -
- -
- -
16 58
10 58
16 126
10 126
- -
- -
- -
- -
- -
10 58
10 126
- -
- -
- -
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