Suction Heights; Media With A Viscosity Similar To Water; Suction Heights For Media With Maximum Permissible Viscosity; Dosing Curves - Grundfos DMX Series Installation And Operating Instructions Manual

Diaphragm dosing pump, model 227
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DMX model 227

3.5 Suction heights

3.5.1 Media with a viscosity similar to water

3.5.2 Suction heights for media with maximum permissible viscosity

3.6 Dosing Curves

3.7 Weight

3.8 Materials

Pump housing
diaphragm flange
V3.0
Data in m w. c.
these data refer to:
-
not degassing and not abrasive media
-
Newtonian liquids
-
temperature of 20 °C
-
standard version
maximum suction height: 3 m w. c.
Flooded suction 1-3 m
see "Appendix Dosing Curves"
The dosing curves shown in "'Appendix Dosing Curves" are trend curves
They refer to:
Performance of single pump
(the flow rate is doubled for the double pump)
Water as the dosing medium
Zero point of the dosing pump at a counterpressure of 3 bar
Standard version of pump
Q = flow rate
f = drive frequency
Simple pump
DMX 430-5 -
DMX 2000-3
Pump
Al 226
GG 25
Opto-electronic diaphragm monitoring
Housing
ABS
Weight
Double pump
DMX 430-5/430-5 -
Approx. 50 kg
DMX 2000-3/2000-3
Weight
Approx. 90 kg
15

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