Supply:Stainless Steel Motor|Supply:Stainless Steel Motor☆ Applications: To work with clean water in domestic applications, irrigation, and hydropneumatic sets. Materials: Pump body and impellers in stainless steel AISI-304. Motor shaft in stainless steel AISI-420. Diffusers in Noryl (glass loaded polymer). Suction and discharge mountings in cast iron. Mechanical seal in graphite and steatite. O'rings in EPDM. Motor housing in aluminium L-2521. Windings impregnated with epoxy resin. Motor: Asynchronous, two poles. IP 55 protection. Class F insulation. Continuous operation. Single phase version built-in thermal protection.