68 6’’WPS® All the internal and external metal components of the 6”WPS® pumps are constructed out of stainless steel AISI 304 or AISI 316 throughout and are being cold pressed from stainless steel sheet. 6”WPS® submersible pumps are suitable for both continuous and intermittent operation for a variety of applications: • General water supply • Waterworks and fountains • Irrigation • Tank applications • Pressure boosting • Heating pumps • Dewatering, mining and other industrial applications Note: For other applications, please contact Well Pumps. Pump and motor range 6”WPS® pump range consists of four nominal flow models: 16, 30, 45, 60 and 75 m³/h. The pump-end is entirely made out of Stainless Steel DIN 1.4301, AISI 304 or DIN 1.4401, AISI 316 for the N version. The pumps are standard equipped with a 4” motor up to 5,5kW and a 6“ submersible motor from 7,5kW up to 45kW power. Construction of the pump General Data Impeller and conical bush 1 Strong conical bush system to fix the impeller to the shaft 2 Strong welding of each vane to the impeller discs. 3 5 impeller shapes giving four flow models 4 Stainless steel sheet whith a minimum thickness of 1,5 mm Diffuser 5 Stainless steel sheet whith a minimum thickness of 1,5 mm 6 Generously dimensioned intermediate bearing in NBR at each pump stage 7 Neck ring in NBR with reinforced stainless steel ring Top Bearing 8 Water-lubricated upper bearing in NBR for each pump Shaft 9 Round shaft in stainless steel AISI 431-1.4057 or AISI 904L - 1.4539 for the N version. 10High-quality coupling made of full stainless steel bar 1 7 3 2 9 10 6 5 4
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