28 General Data 4’’WPS® 4”WPS® pumps are constructed of stainless steel throughout and are suitable for both continuous and intermittent operation for a variety of applications: • Domestic and general water supply • Small waterworks and fountains • Irrigation • Tank applications • Pressure boosting • Heating pumps • Dewatering, mining, hot springs • Industrial applications Note: For other applications, please contact Well Pumps. Pump and motor range The 4”WPS® pump range consists of six flow models: 1.5, 2.5, 4, 7, 13 and 20m³/h. The pump-end is entirely made out of Stainless Steel DIN 1.4301, AISI 304 or 1.4401, AISI 316. Seals and bearings are standard constructed out of NBR rubber but are also available in Viton® for special applications. 4”WPS® motors are encapsulated, water-filled and all components in contact with water are constructed out of Stainless Steel DIN 1.4301, AISI 304 or DIN 1.4401, AISI 316 and available in single phase from 0,37kW up to 2,2kW and in three phase from 0,37kW up to 7,5kW. Construction of the pump 4 1 2 5 7 8 9 10 12 13 11 6 3 Impeller 1 6 contact points with the shaft 2 6 welding points on each vane 3 5 different shapes and 8 flows 4 Stainless steel sheet whith a minimum thickness of 1mm Diffuser 5 Stainless steel sheet whith a minimum thickness of 1mm 6 Generously dimensioned intermediate bearing in NBR (or Viton®) at each pump stage 7 Neck ring in PTFE Top Bearing 8 Water-lubricated upper bearing in NBR (or Viton®) for each pump Shaft 9 Hexagonal shaft in stainless steel 10Pin to ensure motor power up to 7,5kW 11 High-quality coupling made of full stainless steel shaft 12Quenched disc for absorption of axial forces 13Up-trust Washer (patented)
RkJQdWJsaXNoZXIy MTkyODMyNw==