STRUCTURAL CHARACTERISTICS PUMP BODY:cast iron, manufactured to EN 733 - DIN 24255 and UNI 7467-NF E-44-111 standards, built with flanged suction and delivery openings (UNI 2236 PN10). PUMP BODY COVER: cast iron which closes the rear pump body and houses the mechanical seal. IMPELLER: Cast iron MOTOR SHAFT: AISI 304 stainless steel. MECHANICAL SEAL: ceramic and graphite. MOTOR: The pumps are coupled to an asynchronous, high efficiency TEK induction motor of suitable size, which is quiet, closed and externally ventilated, suitable for continuous duty. INSULATION: class B. Motors require an adequate external motor protector, and connections are to be according to current standards. PROTECTION: IP 44. WARRANTY: 1 year SPECIAL FEATURES ON REQUEST: AISI 316 stainless steel motor shaft mechanical seal with different materials IP 55 protection other voltages 60 Hz frequency for higher temperature pumped liquids for use in areas with a higher temperature