Wellworker 7-420/1,50kW/230V
Wellworker 7-420/1,50kW/230V
Product number:
18948
Wellworker 7-420/1,50kW/230V
Product number:
18948
- 4" deep well pump with Franklin motor and radial impellers
- Max. flow rate: 24,0 m³/h
- Max. head: 40,0 m
- Input power P1: 1.500 W
- Output power P2: 975 W
- Pressure outlet: 2" internal thread
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
Application
- water supplies
- irrigation
- pressure boost
- fire extinguishing equipment
- fountains
- lowering of groundwater level
- for clear to slightly contaminated water with low portion of abrasive particles and without aggressive matters, maximum admissible sand content: 150 g/m³
| Frequency: | 50 |
|---|---|
| Max. flow rate [m³/h]: | 24.0, 40.0 |
| Nominal current [A]: | 11.1 |
| Packing (WxHxL): | 200 x 200 x 1210 |
| Power P2 [W]: | 1500 |
| Speed [U/min]: | 2850 |
| Voltage [V]: | 230 |
| C [µF]: | 30, 60 |