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EH 20 Horizontal Multistage Pumps

The EH 20, multi-stage booster pump is designed to meet your pressure boosting needs. The stainless steel construction offers high performance in a wide variety of applications. The EH Series is offered in five flow rates and different horsepower sizes in 1-phase or 3-phase to make sure you have the right pump to fit your application.

  • Series:  EH 20
  • Connections: Rp threaded for inlet and outlet
  • Maximum working pressure: 10 bar
  • Maximum allowable amount of sand: 50 g/m³
  • Maximum ambient temperature: 40 °C
  • Liquid temperature range:
  • Minimum: from -15 °C to -10 °C according to gasket material
  • Maximum: +90 °C for domestic use (uses covered by CEI EN standard 60335-2-41); +110 °C only for industrial use (uses other than those covered by CEI EN standard 60335-2-41)
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The EH 20, multi-stage booster pump is designed to meet your pressure boosting needs. The stainless steel construction offers high performance in a wide variety of applications. The EH Series is offered in five flow rates and different horsepower sizes in 1-phase or 3-phase to make sure you have the right pump to fit your application.

Features

  • Compact close coupled design, robust and corrosion resistant
  • Superior efficiency and performances
  • Flexible application base plate
  • Floating neck ring in PPS
  • Heavy duty oversize motor shaft
  • Impellers and diffusers are made of stainless steel in order to achieve durability
  • Easy maintenance
  • Strong and leak proof motor ball bearing fitted in the motor
  • Pumping of clear non-loaded fluids
  • Mechanical seal Type E0 = carbon/ceramic/EPDM, EH 3-5-9
  • Mechanical seal Type E1 = carbon/silicon carbide/EPDM, EH 15-20

Pump Specifications

  • Connections: Rp threaded for inlet and outlet
  • Maximum working pressure: 10 bar
  • Maximum allowable amount of sand: 50 g/m³
  • Maximum ambient temperature: 40 °C
  • Liquid temperature range:
  • Minimum: from -15 °C to -10 °C according to gasket material
  • Maximum: +90 °C for domestic use (uses covered by CEI EN standard 60335-2-41); +110 °C only for industrial use (uses other than those covered by CEI EN standard 60335-2-41)
  • The hydraulic characteristics are guaranteed, according to ISO standard 9906:2012, grade 3B

Motor Specifications

  • Single-phase
  • Three-phase motor efficiency class IE3
  • Asynchronous, TEFC (totally enclosed, fan-cooled)
  • 2 pole
  • IP55 protection motor, insulation class F
  • Standard voltage
  • Single-phase:
  • 220-240 V ± 5% at 50 Hz (Thermal protection built into the motor)
  • 220-230 V ± 5% at 60 Hz (Thermal protection built into the motor)
  • Three-phase:
  • 220-240 V / 380-415 V ±5 % up to 3 kW at 50 Hz (Thermal protection to be provided into the starter panel by the installer)
  • 380-415 V / 660-690 V ±5 % from 4 kW at 50 Hz (Thermal protection to be provided into the starter panel by the installer)
  • 220-230 V / 380-400 V ±5 % up to 3 kW 60 Hz (Thermal protection to be provided into the starter panel by the installer)
  • Frequency of starts:
  • Max. 60 starts/hour for motor power up to 3 kW (with min. 1 minute resting time)
  • Max. 30 starts/hour for motor power from 4 kW (with min. 2 minute resting time)

Technical

Downloads


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