Grundfos DMX 221: Single Phase Mechanical Diaphragm Dosing Pumps
$2,471.70
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Product Description
The 221 pump of the DMX series is a versatile positive displacement diaphragm dosing pump. The diaphragm is coupled mechanically via a precise gear-eccenter-tapet-system to a high efficiency AC motor. The dosing capacity is adjusted by varying the stroke length at the stroke adjustment knob in the ratio 1:10. The liquid end is composed of:
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Other features:
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| Controls: | ||
| Type of connector: | Â Â | No plug |
| Type of control variant: | Â Â | Standard |
| Frequency converter: | Â Â | Not prepared for VFD |
| Liquid: | ||
| Pumped liquid: | Â Â | Water |
| Liquid temperature range: |   | 0 .. 40 °C |
| Selected liquid temperature: |   | 20 °C |
| Density: |   | 998.2 kg/m³ |
| Technical: | ||
| Nominal flow rate at 50 Hz: | Â Â | 16 l/h |
| Number of dosing heads: | Â Â | 1 |
| Approvals: | Â Â | CE,EAC,CNROHSEX |
| Non return valve type, inlet pump 1: | Â Â | Standard |
| Non return valve type, outlet pump 1: | Â Â | Standard |
| Max viscosity: | Â Â | 200 mPas |
| Materials: | ||
| Pump housing: | Â Â | Thermoplastic |
| Dosing head, pump 1: | Â Â | Plastic |
| Â | Â Â | PVC |
| Valve ball: | Â Â | Ceramic |
| Â | Â Â | Al2O3 |
| Valve seat: | Â Â | Rubber |
| Â | Â Â | EPDM |
| Valve gasket: | Â Â | EPDM |
| Â | Â Â | Rubber |
| Installation: | ||
| Max operating pressure at 50 Hz: | Â Â | 12 bar |
| Maximum permissible inlet pressure: | Â Â | 0 bar |
| Type of inlet connection: | Â Â | Connection pack |
| Type of outlet connection: | Â Â | Connection pack |
| Size of inlet connection: | Â Â | 4/6, 6/9, 6/12, 9/12 |
| Size of outlet connection: | Â Â | 4/6, 6/9, 6/12, 9/12 |
| Max. Suction lift during operation: | Â Â | 4 m |
| Electrical data: | ||
| Power input P1: | Â Â | 0.09 kW |
| Mains frequency: | Â Â | 50 Hz |
| Max. frequency: | Â Â | 50 Hz |
| Rated voltage: | Â Â | 1 x 220/240 V |
| Enclosure class (IEC 34-5): | Â Â | IP65 |
| Cable included (Yes/No): | Â Â | N |
| Power plug: | Â Â | No plug |
| Others: | ||
| Net weight: | Â Â | 7 kg |
| Gross weight: | Â Â | 9.55 kg |
| Shipping volume: |   | 0.04 m³ |
| Diaphragm Leakage Detection: | Â Â | N |
| Country of origin: | Â Â | DE |
| Custom tariff no.: | Â Â | 8413509060 |