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6.4 Suction heights
6.4.1 Media with a viscosity similar to water
Applies to:
•
counter-pressure of 1.5 to 3 bar
•
non-degassing and non-abrasive media
•
temperature of 20 °C
•
stroke length 100 %.
Pump type
Suction height*
[mWC]
DMX 4-10
DMX 7-10
DMX 9-10
DMX 12-10
DMX 17-4
DMX 25-3
DMX 7.2-16
DMX 8-10
DMX 14-10
DMX 18-10
DMX 26-10
DMX 39-4
DMX 60-3
DMX 13.7-16
DMX 16-10
DMX 27-10
DMX 35-10
DMX 50-10
DMX 75-4
DMX 115-3
* Suction line and dosing head filled (continuous operation)
** Suction line and dosing head not filled, but dosing head and valves moistened (start-up)
50 Hz
Intake height**
[mWC]
4
4
4
4
3
3
3
2.5
1
1
1
1
4
3
4
4
4
3
3
3
3
2.5
1
1
1
1
4
3
4
3
4
3
3
2
3
2
1
1
1
1
60 Hz
Suction height*
Intake height**
[mWC]
4
4
3
3
1
1
4
4
4
3
3
1
1
3.5
3.5
3.5
2.5
2.5
0.5
0.5
Maximum length of
suction line
[m]
[mWC]
4
5
4
5
3
4
2.5
4
1
2
1
2
3
5
4
5
4
5
3
4
2.5
4
1
2
1
2
2.5
5
2.5
5
2.5
5
2
4
1.5
4
0.5
2
0.5
2
9
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