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Grundfos Unilift AP35 Submersible Pump

Grundfos Unilift AP35 is a submersible pump designed for pumping dirty water, untreated waste-water (excluding toilet discharge) and liquids containing fibres from light industry, laundries, etc. with particles up to 35.

Grundfos Unilift AP35 pump is a single-stage, submersible pump designed for pumping drainage water and effluent. The pump is suitable for these applications :

  • groundwater lowering
  • pumping in drainage collecting wells
  • pumping in surface water collecting wells with inflow from roof gutters, shafts, tunnels, etc.
  • emptying of ponds, tanks, etc.
  • pumping of fibre containing wastewater from laundries and industries
  • pumping of domestic wastewater without discharge from water closets.

Liquid temperature range : 0℃ to +55℃

Automatic operation

The pump is available for automatic as well as manual operation and can be installed in a permanent installation or used as a portable pump. The pump is available in these versions :

  • with float switch fitted for automatic on/ off operation between two liquid levels (single-phase pump)
  • With separate level switch and control box for automatic on/off operation between two liquid levels (three phase pumps)
  • without level switch for manual on/off operation

Pumps fitted with float switch can also be used for manual on/off operation. In this case the float switch must be secured in an upward-pointing posistion.

Pump sleeve and housing
The stainless steel pump sleeve is made in one piece and equipped with an insulated carrying handle.
The suction strainer is clipped on to the pump housing for easy removal in connecting with maintenance. The strainer prevents the passage of large solids and ensures a slow flow into the pump.
The stainless steel pump housing is fitted with an internal riser pipe ensuring high efficiency. The riser pipe has a number of holes enabling efficient cooling of the motor during operation. The cable entry is of the socket and plug connection type, allowing for quic and easy dismanting.

Grundfos Unilift AP35 pompa submersible

Material :

  • Pump housing, riser ripe, impeller, pump sleeve, pump shaft-wet end, and screws : Stainless steel
  • Bearings : Heavy-duty prelubricated ball bearings
  • O-rings : NBR rubber
  • Cables : Neoprene
  • Oil : Shell Ondina 15, non-toxic

Specification of product:

  • Type : Unilift AP35.40.06.1.V
  • Voltage : 1 x 230 V
  • P1 : 0.9 kW
  • P2 : 0.6 kW
  • Weight : 11.4 kilogram

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