Grundfos Unilift AP 50B.50.11.3V Submersible pump


SKU: AP 50B.50.11-3V Categories: ,

Grundfos Unilift AP 50B.50.11.3V Submersible Pump

Submersible effluent pump
Vertical single-stage stainless steel submersible pump with integrated submersible 3-phase motor.

The pump is fitted with ring stand and carrying handle and is supplied with a 16.41 ft mains cable.

The impeller is a Vortex impeller for 1 15/16 in free passage suitable for pumping surface water, groundwater, wastewater and similar liquids.

The pump has a double shaft seal and an intermediate oil chamber pre-filled with non-toxic special oil.

The motor is insulation class F and has long-life deep-groove greased-for-life ball bearings.

The pump has R 2″ discharge port and is ready for installation either free-standing or on an auto-coupling system.

Pumped liquid: any viscous fluid
Maximum liquid temperature: 104 °F
Density: 62.29 lb/ft³

Type of impeller: Vortex
Maximum particle size: 1 15/16 in

Pump housing: Stainless steel
DIN W.-Nr. 1.4301
AISI 304
Impeller: Stainless steel
DIN W.-Nr. 1.4301
AISI 304

Pump outlet: R 2″
Maximum installation depth: 6.562 ft

Electrical data
Power input – P1: 1.73 kW
Main frequency: 60 Hz
Rated voltage: 3 x 200-220 V
Rated current: 5.6 A
Cos phi – power factor: 0,93
Rated speed: 3360 rpm
Enclosure class (IEC 34-5): IP68
Insulation class (IEC 85): F
Length of cable: 16.41 ft
Type of cable plug: NONE

Net weight: 23.4 lb
Gross weight: 24.7 lb



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