Series MXA - Multi-Stage Self-Priming Pumps

Horizontal multi-stage, self-priming, close coupled pump. Single-piece barrel casing in chrome-nickel stainless steel, with front suction port above pumps axis and radial delivery at top. Stages in Noryl.

Applications
For water supply. For domestic use, for garden use and irrigation.

Operating conditions
Liquid temperature: 0 °C to +35 °C.
Ambient temperature up to +40 °C.
Suction lift up to 8 m.
Maximum permissible pressure in the pump casing: 8 bar.
Continuous duty.

Motor
2-pole induction motor, 50 Hz (n = 2800 rpm).
MXA: three-phase 230/400 V ± 10%.
MXAM: single-phase 230 V ± 10%, with thermal protector. Capacitor inside the terminal box.
Insulation class F. Protection IP 54.
Classification scheme IE2 for three-phase motors from 0,75 kW.
Constructed in accordance with: EN 60034-1; EN 60034-30.
EN 60335-1, EN 60335-2-41.

Special features on request
- Other voltages.
- Frequency 60 Hz (as per 60 Hz data sheet).


Materials

Component Material
Pump casing
Casing cover
Cr-Ni Stahl 1.4301 EN 10088 (AISI 304)
Pump Shaft

Chromstahl 1.4104 EN 10088 (AISI 430)
Cr-Ni Stahl 1.4305 EN 10088 (AISI 303) for MXA 205,405
Plug Cr-Ni Stahl 1.4305 EN 10088 (AISI 303)
Suction casing
Stage casing
Impeller
PPO-GF20 (Noryl)
Mechanical seal Carbon - Ceramic - NBR

Performance (n ≈ 2900 1/min)

3-phasig 230V 400V 1-phasig 230V P1 P2 Q
m³/h
0 1 2 3 4 4,5 5
A A A kW kW HP l/min 0 16,6 33,3 50 66,6 75 83,3
 MXA203  2,4 1,4  MXAM203  3 0,63 0,45 0,6 H
(m)
32 28 24 19 14    
 MXA204/A  2,8 1,6  MXAM204/A  4,2 0,8 0,55 0,75 45 40 34 27 20 15  
 MXA205  3,3 1,9  MXAM205  5,8 1,1 0,75 1 55,5 50 43 35,5 26,5 21,5 15,5

3-phasig 230V 400V 1-phasig 230V P1 P2 Q
m³/h
0 2 3 4 5 6 6,5 7 8
A A A kW kW HP l/min 0 33,3 50 66,6 83,3 100 108,3 116,6 133,3
 MXA403/A  2,8 1,6  MXAM403/A  4,2 0,9 0,55 0,75 H
(m)
34 30 28 25 22 17 15    
 MXA404/A  3,5 2  MXAM404/A  5,4 1,2 0,75 1 45 40 37 33 28 22 19 15  
 MXA405  4,7 2,7  MXAM405  7 1,6 1,1 1,5 56 51 47,5 43 37,5 31,5 28 24,5 15,5
P1 Max. power input. Test results with clean cold water, without gas content. Tolerances according to ISO 9906, annex A.
P2 Rated motor power output. + 0,5 m security margin on NPSH-value is necessary.
  For capacities over 4 m3/h use a suction pipe G 1 1/4 (DN 32).

Dimensions and weights

MXA Self-Priming multi stage pump - dimensions
type     Dimensions (mm)    Net weight (kg)
 f    h3    w   MXA MXAM
MXA 203 362 176 102 6,6 6,7
MXA 204/A 391 192 112 8,7 9,6
MXA 403/A 391 192 112 8,6 9,5
MXA 404/A 391 192 112 9,5 10,5

MXA205 / MXA405 Self-priming multi-stage pump - Dimensions
type Net weight (kg)
MXA MXAM
MXA 205 14 15,3
MXA 405 14,8 16,3

Subject to change!
Die Firma Linn-Pumpen GmbH übernimmt keine Haftung für Folgeschäden, welche aus evtl. fehlerhaften Informationen resultieren.

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