Grundfos DMX Series

14 15.720023-V3.0
DMX model 227
*) maximum counterpressure
1) Operation with frequency converter
3.4 Pump Performance
3.4.1 Accuracy
Dosing flow fluctuation < ± 2 % within the control range 1:10
These data refer to:
- dosing medium water
- fully deaerated dosing head
- standard version of pump
3.4.2 Performance
The data in the following table refer to:
- maximum counterpressure
- dosing medium water
- flooded suction 0.5 m w. c.
- fully deaerated dosing head
- three-phase 400 V motor
3.3.2 Maximum permissible viscosity
50 Hz 60 Hz
DMX 430-5 DMX 430-5/430-5
1000 800
DMX 860-5 DMX 860-5/860-5
800 400
DMX 1120-5 DMX 1120-5/1120-5
400 200
DMX 770-3 DMX 770-3/770-3
800 400
DMX 1520-3 DMX 1520-3/1520-3
400 200
DMX 2000-3 DMX 2000-3/2000-3
200 100
1
2
Simple
pump
Double
pump
Dosing
head
size
Viscosity
[mPas]
Q Strokes Strokes Strokes
[bar] [psi] [l/h] [H/min] [l/h] [gal/h] [H/min] [l/h] [gal/h] [H/min]
DMX 430-5
430 28 516 136 34 860 227 56
DMX 860-5
860 56 1032 273 67 1720 454 112
DMX 1120-5
1120 73 1344 355 88 2240 592 146
DMX 770-3
770 28 924 244 34 1540 407 56
DMX 1520-3
1520 56 1824 482 67 3040 803 112
DMX 2000-3
2000 73 2400 634 88 4000 1057 146
Q Strokes Strokes Strokes
[bar] [psi] [l/h] [H/min] [l/h] [gal/h] [H/min] [l/h] [gal/h] [H/min]
DMX 430-5/430-5
860 63 1032 273 76 1720 454 126
DMX 860-5/860-5
1720 120 2064 545 144 3440 909 240
DMX 1120-5/1120-5
2240 168 2688 710 202 4480 1184 336
DMX 770-3/770-3
1540 63 1848 488 76 3080 814 126
DMX 1520-3/1520-3
3040 120 3648 964 144 6080 1606 240
DMX 2000-3/2000-3
4000 168 4800 1268 202 8000 2114 336
2
Dosing
head size
1
2
1
Double pump
Dosing
head size
Simple pump
60 Hz
573
QQ
344
p max *
QQ
573
344
100 Hz
1)
p max *
50 Hz
50 Hz 60 Hz
100 Hz
1)