Technical specifications
| Phases | 3 |
| Voltage (V) | 230/400 V |
| Frequency (Hz) | 50 Hz |
| Enclosure class | IP65 |
| Frequency converter | Not prepared for VFD |
| Max. liquid temp. (°C) | 70 °C |
| Min. liquid temp. (°C) | -10 °C |
| Pump housing material | Aluminium |
| Gross weight | 43.8 kg |
| Net weight | 32.6 kg |
| Approvals | CE,EAC,CNROHSEX |
| EAN code | 5713834476518 |
Performance curve
Hover over the curve to read flow and head at any point.
Documents and datasheets
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DMX Mechanical dosing pumps (Data booklet)
Data booklets · English 10,0 MB -
DMX pre-selected range (Data booklet)
Data booklets · English 4,6 MB -
(ATEX) DMH 25x, DMH 28x, DMX 226 (until end of 2013)
Installation & operating instructions · English 0,7 MB -
AR control unit (Installation and operating instruction)
Installation & operating instructions · English 1,0 MB -
ATEX-approved pumps (Installation and operating instructions, from week 01-2014) (Multi language)
Installation & operating instructions · English 1,7 MB -
ATEX-approved pumps, DMH 25X, DMH 28X, DMX 226 (I & O instructions)
Installation & operating instructions · English 1,3 MB -
China RoHS Correction Sheet (中国 RoHS)
Installation & operating instructions · English 0,3 MB -
DMX 221 (Installation and operating instructions)
Installation & operating instructions · English 5,3 MB -
DMX 221 (Safety instructions)
Installation & operating instructions · English 1,3 MB -
DMX 221, Dosing pump (Safety instructions)
Installation & operating instructions · English 2,3 MB -
DMX 226 (Installation and operating instructions)
Installation & operating instructions · English 1,7 MB -
DMX 226 (Safety instructions)
Installation & operating instructions · English 0,9 MB -
DMX 226, Dosing pump (Installation and operating instructions)
Installation & operating instructions · English 2,5 MB -
DMX 226, Dosing pump (Safety instructions)
Installation & operating instructions · English 2,3 MB -
DMX 227 (Installation and operating instructions)
Installation & operating instructions · English 1,2 MB -
DMX 227, Dosing pump (Installation and operating instructions)
Installation & operating instructions · English 1,6 MB -
DMX 227, Dosing pump (Safety instructions)
Installation & operating instructions · English 2,4 MB -
DMX, DMH with VFD (Installation and operating instructions)
Installation & operating instructions · English 0,9 MB -
DMX, DMH with VFD (Installation and operating instructions)
Installation & operating instructions · English 0,9 MB -
Electronics Diaphragm Breakage Sensor 334-22 / 334-23 for DMX Pumps
Installation & operating instructions · English 0,5 MB -
Servomotors (Installation and operating instructions)
Installation & operating instructions · English 1,3 MB -
DMX Pre-selected range (Quick Guide)
Quick Guides · English 17,8 MB -
A Wide Range (English) (Product brochure)
Product Brochures · English 46,4 MB -
DMX mechanical diaphragm dosing pumps (Leaflet)
Product Brochures · English 0,4 MB -
DMX pre-selected range (Leaflet)
Product Brochures · English 0,3 MB -
Dosing Pumps DMX/DMH with Frequency Converter
Product Brochures · English 0,5 MB -
DOSING PUMPS, MEASUREMENT & CONTROL AND DISINFECTION SYSTEMS (Product brochure)
Product Brochures · English 1,5 MB -
GRUNDFOS PUMPS FOR MINING (Product brochure)
Product Brochures · English 1,4 MB -
OPTIMISED WATER SOLUTIONS, India version (Product brochure)
Product Brochures · English 2,5 MB -
Process Driven Engineering (Leaflet)
Product Brochures · English 5,7 MB -
AR control unit, Exchange of circuit board (Service kit instruction)
Service · English 0,4 MB -
Dosing and disinfection (Service Kit Catalogue)
Service · English 3,7 MB -
Type examination certificate ATEX DMX-DMH (from week 01-2014) (Certificate)
CER · English 7,2 MB -
Type examination certificate ATEX DMX-DMH (until end of 2013) (Certificate)
CER · English 6,3 MB
Variants & alternative codes
Related products
Grundfos 99800052