Dosing Curves; Disposal - Grundfos DMX 227 Montage- Und Betriebsanleitung

12. Dosing curves

The dosing curves on the following pages are trend curves.
They apply to:
• performance of single pump (the flow rate is doubled for the
double pump)
• water as the dosing medium
• zero point of pump Q at a counterpressure of 3 bar
0
• standard pump version.
Abbreviation Description
Q Dosing flow
f Drive frequency
1000
Q [l/h]
800
600
400
200
0
0 10 20 30 40
Fig. 21 DMX 430-5
2500
Q [l/h]
2000
1500
1000
500
0
0 10 20 30 40
Fig. 22 DMX 860-5
3000
Q [l/h]
2500
2000
1500
1000
500
0
0 10 20 30 40
Fig. 23 DMX 1120-5
2.000
Q [l/h]
1.500
1.000
500
0
0 10 20 30 40
Fig. 24 DMX 770-3
20
p = 5 bar
p = 5bar
p = 2 bar
p = 2bar
50 60 70 80 90 100
f [Hz]
p = 5 bar
p = 5bar
p = 2 bar
p = 2bar
50 60 70 80 90 100
f [Hz]
p = 5 bar
p = 5bar
p = 2 bar
p = 2bar
50 60 70 80 90 100
f [Hz]
= 3 bar
p
p = 3bar
50 60 70 80 90 100
f [Hz]
3.500
Q [l/h]
3.000
2.500
2.000
1.500
1.000
500
0
0 10 20 30 40
Fig. 25 DMX 1520-3
4.500
Q [l/h]
4.000
3.500
3.000
2.500
2.000
1.500
1.000
500
0
0 10 20 30 40
Fig. 26 DMX 2000-3

13. Disposal

This product or parts of it must be disposed of in an
environmentally sound way. Use appropriate waste collection
services. If this is not possible, contact the nearest Grundfos
company or service workshop.
p = 3 bar
p = 3bar
50 60 70 80 90 100
f [Hz]
p = 3 bar
p = 3bar
50 60 70 80 90 100
f [Hz]
Subject to alterations.