M - Self Primingpumps (with external ejector for deep well Ø4)


APPLICATIONS
Water supply to remote dwellings i.e. farmhouses, general water supply, pressurized water using pressure vessels (autoclaves), horticultural irrigation, mist irrigation, dairy, farm also industrial applications. Water transfer and garden watering applications.
Note, a foot-valve must be fitted to the ejector, also with a valve mounted on the outlet of the pump to ensure a suitable counter pressure during operation. The pipes connecting the ejector and the pump body must always be filled up before starting.

 

CHARACTERISTICS
Pump body, pump support and ejector in cast iron.
Pressed brass impeller M90 - M100, on request thermoplastic resin on the M103 - M203 models. Diffuser in thermoplastic resin.
Mechanical seal in carbon ceramic.
Rotor shaft in steel fitted with seal for life bearings
Totally enclosed fan cooled motor (TEFC)
Single phase motors with a built in thermal overload protection
on request, the capacitor is permanently in circuit.
Motor protection to IP44 (available in IP55 upon request).
Winding Insulation to class F.
Standard Voltage: 230V-50Hz single phase 230V/400V-50Hz three phase.
Other voltages and frequencies available upon request.

 

SPECIFICATIONS
- Capacities up to 2 m3/hr for M90 - M100
- Capacities up to 4 m3/hr for M153 - M203
- Heads up to 56 meters for M90 - M100
- Heads up to 110 meters for M153 - M203
- Liquid quality required: clean free from solids or abrasive substances and chemically non aggressive
- Maximum Temperature of pumped liquid -15°C to 50°C
- Maximum ambient temperature 40 C. For higher temperatures please contact the sales office.
- Maximum working pressure 11 bar.

The tolerances of the hydraulic features are according to UNI/ISO 2548-Class C, Appendix B, motors according to C.E.I.
The working features listed in the catalogue are based on continuous service: for clear water with a specific weight of 1000 kg/m3


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