Submersible Pump 5 SD 20-11 / 400V - RTS, 5500W, 30000 l/h, Stainless Steel, for Boreholes and Wells

Product detailed description

Multistage submersible pump 5 SD 20-11 / 400V - RTS made of AISI 304 stainless steel. The 127 mm diameter 5 SD 20-11 submersible pump has increased resistance to sand and other abrasive substances that may be present in the water. Designed for installation in wells with a minimum internal diameter of 145 mm The 5SD pumps were among the first pumps with the RTS designation ( Resistance To Sand ) PZH certificate To this day they stand out for the pump construction's high resistance to sand. The pump can also be used in continuous operation Increased sand resistance was achieved through the use of "floating impellers". Top-quality wear-resistant materials used: the pump casing, shaft and rotor are made of AISI 340 stainless steel, the suction/discharge port is made of grey cast iron, the diffuser is made of PPO polymer, the mechanical seal is made of ceramic/SiC/NBR Thermal protection built into the motor winding