Sound Pressure Level - Grundfos DMX 221 Installations- Und Bedienungsanleitung

The values in the table are in m, they have to be decreased for dosing media with higher
density
• non-degassing and non-abrasive liquid
• stroke length: 100 %
• counterpressure: 1.5 to 3 bar
• inlet line and dosing head filled (continuous operation).
Pump type
DMX 4-10
DMX 7-10x
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 16-12
DMX 27-10
DMX 27-12
DMX 35-10
DMX 50-10
DMX 75-4
DMX 115-3
*1 Value -1 means 1 m flooded suction
Related information
• 9.2 Dosing medium

9.3.5 Sound pressure level

The sound pressure level was tested according to DIN 45635-01-KL3.
Parameter
Sound pressure level
Maximum primed suction lift
*1
[m]
1
1
1
1
-1
-1
1
1
1
1
-1
1
1
1
1
1
1
1
1
1
-1
-1
DMX 221 | | 44
Maximum viscosity
[mPa s]
400
400
200
200
200
200
400
400
400
200
200
100
100
200
200
200
200
200
100
100
100
100
Value
± 55 dB(A)