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 MH2232119.51816.514.512.510
    333.530.52926.5242117.514
    444.54037.534.531272318
    5554946423732.52721
    667.56157534741.53528
    77870.56660.55447.54032
    89082777164564738
    910191.585.57970.561.55241

    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 MH223.521.52120.519.5191817161511.5
    334.531.53129.528.527.52625232116
    446.543424139.5383634322923
    5585351.55048.546.54441.538.535.527.5
    67064.563615956.5545147.543.534
    781.574.572.570686561.5585449.538.5
    892.584827976.57369656054.542
    910495.59390.587.583.579.575706450

    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 MH223.52221.52120.5202019.518.5181715.513.56.5
    335.53332.53231.53130.53028.527.526242111
    4484544.543.5434241.54139.538363329.516
    559.555.555545352515048.546.54440.53618.5
    67166656462.561.560595754.5514741.521
    78479.578.577.57674.573.57270676459.553.529.5
    89690.589.5888684.5838279.57672.5676032.5

    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 MH2292625.525.5252321.519.517.514.59.5
    34439.5393837.534.532.529.5262214.5
    458.5535251.550.547444035.53020
    57365.564.563.562.557.5544943.536.524
    687.579.5787775.5716761.5544631.5
    71029290.58987.58277.570.56252.536

    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 MH23128.52827.52726252422.520.516.51210
    346.54342.541.54139.53836.534.531.525.51916
    462.558575655.553.551.549.546.542.534.52622
    578.572.571.570.569.56764.56258.553.543.532.528
  • 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