EH Horizontal Multistage Pumps

EH Horizontal Multistage Pumps

The EH Series, multistage 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.

Product Info
50 Hz Performance
60 Hz Performance
Downloads
  • Features

    • Compact close coupled design, robust and corrosion resistant
    • Superior efficiency and performances
    • WRAS and ACS approved
    • 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
    • Mechanical seal Type E0 = Carbon graphite / Ceramic alumina / EPDM: EH 3-5-9, EHsp 3-5
    • Mechanical seal Type E1 = Carbon graphite / Silicon carbide / EPDM: EH 15-20

    Pump Specifications

    • Flow:
    • up to 29 m³/h at 50 Hz
    • up to 30 m³/h at 60 Hz
    • Head:
    • up to 104 m at 50 Hz
    • up to 111 m at 60 Hz
    • 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)
  • EH3 Hydraulic Performance at 50 Hz

    Pump
    model
    Q = DELIVERY
    l/min 025334250586775
    m³/h 01.522.533.544.5
    US GMP 06.68.81113.215.417.619.8
    H=TOTAL M.HEAD OF WATER COLUMN
    EH 3/222.82119.818.316.614.512.610.2
    EH 3/333.830.92926.724.121.118.114.6
    EH 3/444.640.437.834.731.127.123.218.5
    EH 3/555.149.446.142.237.732.727.721.9
    EH 3/666.459.855.951.245.939.933.926.9
    EH 3/776.968.864.158.552.245.238.330
    EH 3/889.281.176.169.962.954.94737.6
    EH 3/999.990.584.777.869.860.851.941.3

    EH5 Hydraulic Performance at 50 Hz

    Pump
    model
    Q = DELIVERY
    l/min 03342505867758392100117
    m³/h 022.533.544.555.567
    US GMP 08.81113.215.417.619.822.0124.226.430.8
    H=TOTAL M.HEAD OF WATER COLUMN
    EH 5/223.521.721.120.519.919.218.317.416.21511.8
    EH 5/334.831.930.93028.927.826.524.923.221.316.5
    EH 5/446.242.441.139.938.53735.233.230.928.421.9
    EH 5/557.352.150.448.8474542.740.137.23425.8
    EH 5/669.5646260.358.35653.450.44743.233.6
    EH 5/780.773.971.669.567.164.361.357.753.749.237.9
    EH 5/893.987.184.882.680.177.173.87065.560.647.9
    EH 5/9105.497.594.992.389.586.182.47872.967.453

    EH9 Hydraulic Performance at 50 Hz

    Pump
    model
    Q = DELIVERY
    l/min 0505867758392100117133150167183233
    m³/h 033.544.555.56789101114
    US GMP 013.215.417.619.822.0124.226.430.835.239.644.0248.461.6
    H=TOTAL M.HEAD OF WATER COLUMN
    EH 9/223.72221.721.320.820.42019.718.918.11715.613.86.9
    EH 9/335.332.732.231.530.830.229.629.127.926.62522.820.19.7
    EH 9/447.444.243.642.841.94140.339.738.236.534.531.728.114.4
    EH 9/560.156.655.955.1545352.251.449.747.845.442.137.720.7
    EH 9/671.867.466.665.564.263626158.956.553.649.544.323.7
    EH 9/784.379.478.577.375.874.473.372.269.967.163.859.253.129.3
    EH 9/89690.389.287.886.184.583.181.979.27672.266.859.832.5

    EH15 Hydraulic Performance at 50 Hz

    Pump
    model
    Q = DELIVERY
    l/min 0133150167183233267300333367417
    m³/h 0891011141618202225
    US GMP 035.239.644.0248.461.670.479.288.0596.8110.07
    H=TOTAL M.HEAD OF WATER COLUMN
    EH 15/228.52524.52423.521.720.118.215.913.28.8
    EH 15/343.338.337.636.936.133.531.228.4252114.3
    EH 15/457.951.450.449.548.5454238.333.828.419.5
    EH 15/572.664.563.462.26156.75348.442.736.124.8
    EH 15/687.578.276.975.574.16964.759.252.544.631
    EH 15/7101.990.889.287.585.879.874.768.360.551.235.4

    EH20 Hydraulic Performance at 50 Hz

    Pump
    model
    Q = DELIVERY
    l/min 0133150167183233267300333367417467483
    m³/h 08910111416182022252829
    US GMP 035.239.644.0248.461.670.479.288.0596.8110.07123.2127.6
    H=TOTAL M.HEAD OF WATER COLUMN
    EH 20/231.228.828.427.927.526.525.624.623.12117.212.711.1
    EH 20/346.843.242.541.941.339.838.436.934.631.525.71916.6
    EH 20/462.557.856.85655.253.251.349.446.342.234.525.622.4
    EH 20/578.572.871.770.669.767.364.962.658.953.944.333.229.2
  • EH3 Hydraulic Performance at 60 Hz


    Pump
    model
    Q = DELIVERY
    l/min 03342505867758392
    m³/h 022.533.544.555.5
    US GMP 08.811.013.215.417.619.822.024.2
    H = TOTAL M.HEAD OF WATER COLUMN [m]
    EH 3/2T632.028.026.024.522.520.518.015.513.0
    EH 3/3T647.541.038.535.532.529.526.022.518.5
    EH 3/4T663.555.051.548.044.039.535.030.025.0
    EH 3/5T680.570.566.062.057.051.546.040.033.0
    EH 3/6T696.083.578.573.067.061.054.047.038.5
    EH 3/7T6113.099.093.587.080.573.065.056.547.0

    EH5 Hydraulic Performance at 60 Hz


    Pump
    model
    Q = DELIVERY
    l/min 042505867758392100117133141.7
    m³/h 02.533.544.555.56788.5
    US GMP 011.013.215.417.619.822.024.226.430.835.237.5
    H = TOTAL M.HEAD OF WATER COLUMN [m]
    EH 5/2T634.031.030.029.528.527.527.025.524.521.518.016.0
    EH 5/3T650.546.045.044.042.541.540.038.036.532.027.023.5
    EH 5/4T668.062.561.059.558.056.554.552.550.044.537.533.0
    EH 5/5T685.079.077.075.573.571.569.066.564.057.048.043.0
    EH 5/6T6102.094.091.589.587.585.082.079.075.067.056.550.0
    EH 5/7T6120.0111.0108.5106.0103.5100.597.594.090.080.068.060.5

    EH9 Hydraulic Performance at 60 Hz


    Pump
    model
    Q = DELIVERY
    l/min 0100117133141.7167200233267283.3
    m³/h 06788.51012141617
    US GMP 026.430.835.237.544.052.861.670.474.8
    H = TOTAL M.HEAD OF WATER COLUMN [m]
    EH 9/2T635.031.030.029.529.027.524.520.515.011.5
    EH 9/3T652.546.545.044.043.541.037.030.522.517.5
    EH 9/4T670.062.061.059.058.555.550.041.530.524.0
    EH 9/5T687.577.075.073.072.068.061.050.537.029.0

    EH15 Hydraulic Performance at 60 Hz


    Pump
    model
    Q = DELIVERY
    l/min 0167200233267283.3300333.3367400433.3467
    m³/h 01012141617182022242628
    US GMP 044.052.861.670.474.879.38896.8105.7114.5123.3
    H = TOTAL M.HEAD OF WATER COLUMN [m]
    EH 15/2T642.037.536.035.033.533.032.030.027.024.020.516.5
    EH 15/3T663.056.054.052.550.049.047.545.041.537.031.527.0
    EH 15/4T684.577.075.073.070.068.567.063.058.553.047.040.0

    EH20 Hydraulic Performance at 60 Hz


    Pump
    model
    Q = DELIVERY
    l/min 0200233267283.3300333.3367400433.3467500
    m³/h 01214161718202224262830
    US GMP 052.861.670.474.879.38896.8105.7114.5123.3132
    H = TOTAL M.HEAD OF WATER COLUMN [m]
    EH 20/2T645.540.539.538.538.037.536.034.533.031.028.025.0
    EH 20/3T668.060.559.057.556.556.054.051.549.046.041.537.0