Self-priming centrifugal pump with external ejector (convertible) 4”; for water supplies (even if mixed with gas) in small household systems, when connected to autoclave tanks, an automatic pressurisation system comes.
CONSTRUCTION FEATURES: • Cast iron pump casing with threaded inlet and outlet; • aluminium and cast iron motor bracket for 75-100 model, cast iron for other model; • Impeller in Noryl or in brass; • Ceramic - graphite mechanical seal; • Motor shaft in AISI 416 steel; • Ball bearings; • Liquid temperature range 0 - 50 °C; • Max. operating pressure 6 bar
MOTOR: • 2 pole electric induction motor for continuous operations; • Stator made with low-loss laminated electric sheet steel; • Insulation Class F; • IP 44 protection level; • Thermal protection for single-phase models; the user is responsible for supplying protection for the three-phase models.
ON REQUEST: Other operating voltages and frequencies; special mechanical seal; special liquids