Wellworker 420

Wellworker 420
Model
  • Multi-stage submersible motor pump with radial impellers for well diameters from 4“ (100 mm)
  • Flow rate up to 24 m³/h, discharge height up to 302 m
  • Temperature of the medium from 0 °C to +30 °C
  • High operational reliability by thermal cut-out and self cooling independently of the immersion depth
  • Max. 20 starts per hour
  • Motor cable, standard 1.5 m long, with large laying-out length 2.5 m long; special lengths are possible.
  • Pump head, case, flange, shaft, discharge case, pump base and cable protection made of stainless steel 1.4301 (WELLWORKER 420, pump head made of brass 0T58).
  • Coupling made of stainless steel 1.4401
  • Upper bearing made of Desmopan® with moving member of stainless steel 1.4401, (Wellworker 420 bearing of polyurethane with moving member of stainless steel)
  • Diffusor and impellers made of fibre-glass reinforced Noryl® (WELLWORKER 420 of polycarbonate)
  • Check valve made of brass attached
 
Designation
Article number

Wellworker 7-420/1,50kW/230V

4" submersible pump Franklin-M 1.50kW, starter 1.50kW and 1.5m flat cable 4x1.5mm²
  • Head up to 40,0 m
  • Voltage 230 V
Article number 18948

Wellworker 10-420/2,2kW/230V

4" submersible pump Franklin-M 2.20kW, starter 2.20kW and 2.5m flat cable 4x1.5mm²
  • Head up to 57,0 m
  • Voltage 230 V
Article number 18941

Wellworker 7-420/1,50kW/400V

4" submersible pump Franklin-M 1.50kW and flat cable 1.5m 4x1.5 mm²
  • Head up to 40,0 m
  • Voltage 400 V
Article number 18949

Wellworker 10-420/2,2kW/400V

4" submersible pump Franklin-M 2.20kW and flat cable 2.5m 4x1.5 mm²
  • Head up to 57,0 m
  • Voltage 400 V
Article number 18942

Wellworker 14-420/3,00kW/400V

4" submersible pump Franklin-M 3.00kW and flat cable 2.5m 4x1.5 mm²
  • Head up to 79,0 m
  • Voltage 400 V
Article number 18943

Wellworker 17-420/4,00kW/400V

4" submersible pump Franklin-M 4.00kW and flat cable 2.5m 4x1.5 mm²
  • Head up to 96,0 m
  • Voltage 400 V
Article number 18944

Wellworker 19-420/4,00kW/400V

4" submersible pump Franklin-M 4.00kW and flat cable 2.5m 4x1.5 mm²
  • Head up to 108,0 m
  • Voltage 400 V
Article number 18945

Wellworker 26-420/5,50kW/400V

4" submersible pump Franklin-M 5.50kW and flat cable 2.5m 4x1.5 mm²
  • Head up to 147,0 m
  • Voltage 400 V
Article number 18946

Wellworker 34-420/7,50kW/400V

4" submersible pump Franklin-M 7.50kW and flat cable 2.5m 4x1.5 mm²
  • Head up to 192,0 m
  • Voltage 400 V
Article number 18947
pumping medium
type of installation
usage

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