SELF-PRIMING ELECTRIC PUMPS 2 IMPELLERS

The self-priming centrifugal electric pumps series JB have been designed to pump clean water from wells, even if mixed with gas

•  Maximum suction up to 8-9 m
•  Liquid temperature not higher than 35 °C for domestic use (CEI EN 60335-2-41) or 60 °C for other use, while the ambient temperature must not be higher than 40 °C
•  Flow rate up to ~ 9 m3/h
•  Heads up to ~ 60 m

TECHNICAL FEATURES

•  Pump body: cast iron G20 with anti-corrosive coating Motor bracket in die casting aluminium UNI 5076
•  Diffusers, Nozzle & Venturi tube: Techno-polymer
•  Impellers: Techno-polymer (stamped brass UNI-EN 12165 available on demand)
•  Pump shaft:: stainless steel Aisi 304
•  Mechanical seal: carbon-ceramics

MOTOR

The control motors are asynchronous, squirrel cage-type, closed, with external ventilation

•  Incorporated motor protection and capacitor always on, for single-phase models
•  The motor protection for three-phase models must be installed by the customer. Equipment compliant with current standards should be used
•  Class of insulation:F-service:S1-Degree of protection: IP 44
•  Terminal board protection: IP 54