OverviewSelf-priming centrifugal electric pump series JB with two impellers, designed to pump clean water from wells including water mixed with gas.
Performance- Maximum suction: 8–9 m
- Liquid temperature: ≤35 °C (domestic, CEI EN 60335-2-41) or ≤60 °C (other uses); ambient temperature ≤40 °C
- Flow rate: up to ≈ 9 m3/h
- Head: up to ≈ 60 m
Technical features- Pump body: cast iron G20 with anti-corrosive coating; motor bracket in die-cast aluminium UNI 5076
- Diffusers, nozzle and venturi: techno-polymer
- Impellers: techno-polymer (stamped brass UNI-EN 12165 available on request)
- Pump shaft: AISI 304 stainless steel
- Mechanical seal: carbon-ceramic
MotorAsynchronous squirrel-cage motors, closed with external ventilation.
- Single-phase models: built-in motor protection and permanent capacitor
- Three-phase models: motor protection to be installed by the customer; use equipment compliant with current standards
- Insulation class: F; Duty: S1; Degree of protection: IP44; Terminal board: IP54
Applications- Civil water distribution and circulation systems
- Water-jet washing systems
- Small irrigation systems
- Filling and transfer of water storage tanks
Technical specifications- Series: JB (self-priming centrifugal electric pumps, 2 impellers)
- Maximum suction: 8–9 m
- Flow rate: up to ≈ 9 m3/h
- Head: up to ≈ 60 m
- Liquid temperature: ≤35 °C (domestic) or ≤60 °C (other uses)
- Ambient temperature: ≤40 °C
- Materials: pump body in cast iron G20 with anti-corrosive coating; motor bracket in die-cast aluminium; diffusers/nozzle/venturi in techno-polymer; impellers in techno-polymer (brass on request); shaft AISI 304
- Mechanical seal: carbon-ceramic
- Motor type: asynchronous squirrel-cage, closed, external ventilation
- Single-phase: built-in protection and permanent capacitor
- Three-phase: motor protection to be installed by customer
- Insulation class: F; Duty: S1; Protection: IP44 (motor) / IP54 (terminal board)