MH Series Horizontal Multistage

MH Series Horizontal Multistage

The MH 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 MH Series is available 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 performance
    • 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: 3-5-9 MH
    • Mechanical seal Type E1 = carbon/silicon carbide/EPDM: 15-20 MH

    Pump Specifications

    • Flow:
    • up to 29 m³/h (MH) 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
    • Protection IP55, insulation class F
    • Standard voltage:
    • Single-phase:
    • 220-240 V ±5 % (Thermal protection built into the motor)
    • Three-phase:
    • 220-240 V / 380-415 V ±5 % up to 3 kW (Thermal protection to be provided into the starter panel by the installer)
    • 380-415 V / 660-690 V ±5 % from 4 kW (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)

    Available on request

    • Special mechanical seal
    • Discharge inlet/outlet NPT
  • 3 MH - Table of Hydraulic Performance at 50 Hz

    Model No.
    stages
    Q = DELIVERY
    l/min 0 25334250586775
    m³/h 0 1.5 22.5 33.5 44.5
    US GMP 0 6.6 8.8 11.0 13.2 15.4 17.6 19.8
    H = TOTAL HEAD OF WATER COLUMN [m]
    3 MH222.82119.818.316.614.512.610.2
    333.830.92926.724.121.118.114.6
    444.640.437.834.731.127.123.218.5
    555.149.446.142.237.732.727.721.9
    666.459.855.951.245.939.933.926.9
    776.968.864.158.552.245.238.330
    889.281.176.169.962.954.94737.6
    999.990.584.777.869.860.851.941.3

    5 MH - Table of Hydraulic Performance at 50 Hz

    Model No.
    stages
    Q = DELIVERY
    l/min 0 3342505867758392100117
    m³/h 0 22.5 33.5 44.5 55.5 67
    US GMP 0 8.8 11.0 13.2 15.4 17.6 19.8 22.01 24.2 26.4 30.8
    H = TOTAL HEAD OF WATER COLUMN [m]
    5 MH223.521.721.120.519.919.218.317.416.21511.8
    334.831.930.93028.927.826.524.923.221.316.5
    446.242.441.139.938.53735.233.230.928.421.9
    557.352.150.448.8474542.740.137.23425.8
    669.5646260.358.35653.450.44743.233.6
    780.773.971.669.567.164.361.357.753.749.237.9
    893.987.184.882.680.177.173.87065.560.647.9
    9105.497.594.992.389.586.182.47872.967.453

    9 MH - Table of Hydraulic Performance at 50 Hz

    Model No.
    stages
    Q = DELIVERY
    l/min 0 505867758392100117133150167183233
    m³/h 0 33.5 44.5 55.5 6789101114
    US GMP 0 13.2 15.4 17.6 19.8 22.01 24.2 26.4 30.8 35.2 39.6 44.02 48.4 61.6
    H = TOTAL HEAD OF WATER COLUMN [m]
    9 MH223.72221.721.320.820.42019.718.918.11715.613.86.9
    335.332.732.231.530.830.229.629.127.926.62522.820.19.7
    447.444.243.642.841.94140.339.738.236.534.531.728.114.4
    560.156.655.955.1545352.251.449.747.845.442.137.720.7
    671.867.466.665.564.263626158.956.553.649.544.323.7
    784.379.478.577.375.874.473.372.269.967.163.859.253.129.3
    89690.389.287.886.184.583.181.979.27672.266.859.832.5

    15 MH - Table of Hydraulic Performance at 50 Hz

    Model No.
    stages
    Q = DELIVERY
    l/min 0 133150167183233267300333367417
    m³/h 0 891011141618202225
    US GMP 0 35.2 39.6 44.02 48.4 61.6 70.4 79.2 88.05 96.8 110.07
    H = TOTAL HEAD OF WATER COLUMN [m]
    15 MH228.52524.52423.521.720.118.215.913.28.8
    343.338.337.636.936.133.531.228.4252114.3
    457.951.450.449.548.5454238.333.828.419.5
    572.664.563.462.26156.75348.442.736.124.8
    687.578.276.975.574.16964.759.252.544.631
    7101.990.889.287.585.879.874.768.360.551.235.4

    20 MH - Table of Hydraulic Performance at 50 Hz

    Model No.
    stages
    Q = DELIVERY
    l/min 0 133150167183233267300333367417467483
    m³/h 0 8910111416182022252829
    US GMP 0 35.2 39.6 44.02 48.4 61.6 70.4 79.2 88.05 96.8 110.07 123.2 127.6
    H = TOTAL HEAD OF WATER COLUMN [m]
    20 MH231.228.828.427.927.526.525.624.623.12117.212.711.1
    346.843.242.541.941.339.838.436.934.631.525.71916.6
    462.557.856.85655.253.251.349.446.342.234.525.622.4
    578.572.871.770.669.767.364.962.658.953.944.333.229.2
  • 3 MH Table of Hydraulic Performance at 60 Hz

    PUMP
    TYPE
    Q = DELIVERY
    l/min 033.341.75058.366.77583.391.7100
    m³/h 022.533.544.555.56
    US GPM 08.81113.215.417.619.82224.226.4
    H = TOTAL HEAD METERS COLUMN OF WATER
    3 MH 2631.52927.525.523.52118.5161310
    3 MH 36464239.536.533.529.52622.51813
    3 MH 4662.5575450464136.531.525.519
    3 MH 56777065.56155.549.54437.53022
    3 MH 6693.58681.57669.562.555.5483929
    3 MH 76108.599.593.5878071.56354.54432.5

    5 MH Table of Hydraulic Performance at 60 Hz

    PUMP
    TYPE
    Q = DELIVERY
    l/min 041.75058.366.77583.391.7100116.7133.3141.7
    m³/h 02.533.544.555.56788.5
    US GPM 01113.215.417.619.82224.226.430.835.237.4
    H = TOTAL HEAD METERS COLUMN OF WATER
    5 MH 26333029.528.52827262523.5211715
    5 MH 365045.544.543.542.54139.538363226.523
    5 MH 466761.5605957.555.553.551.54943.536.532.5
    5 MH 5683.5767472.570.56865.56360534438.5
    5 MH 66999087.585.5838077.5747061.550.544.5
    5 MH 76117104.510198959288.58580.570.557.550.5

    9 MH Table of Hydraulic Performance at 60 Hz

    PUMP
    TYPE
    Q = DELIVERY
    l/min 0100116.7133.3141.7166.7200233.3266.7283.3
    m³/h 06788.51012141617
    US GPM 026.430.835.237.44452.861.670.474.8
    H = TOTAL HEAD METERS COLUMN OF WATER
    9 MH 263429.528.527.52725.522.51812.59.5
    9 MH 3651.544.5434241.53934.52819.514.5
    9 MH 4669585654.553.5504435.52417.5
    9 MH 5685.570.568.56665615342.52820

    15 MH Table of Hydraulic Performance at 60 Hz

    PUMP
    TYPE
    Q = DELIVERY
    l/min 0166.7200233.3266.7283.3300333367400433.5466.5
    m³/h 01012141617182022242828
    US GPM 04452.861.670.474.879.28896.8105.6114.4123.2
    H = TOTAL HEAD METERS COLUMN OF WATER
    15 MH 264237.536.535.53433.532.53128.525.52218
    15 MH 3663.556.55553.551.550494642.538.53327.5
    15 MH 4684.57573.5716866.56561.557514436.5

    20 MH Table of Hydraulic Performance at 60 Hz

    PUMP
    TYPE
    Q = DELIVERY
    l/min 0200233.3266.7283.3300333367400433.5466.5500583566
    m³/h 012141617182022242828303234
    US GPM 052.861.670.474.879.28896.8105.6114.4123.2132140.8149.6
    H = TOTAL HEAD METERS COLUMN OF WATER
    20 MH 2645.54140.536.53938.537.53634.5322926.52319
    20 MH 366861.560.5595857.555.5545147.543.53933.527.5