Amarex KRT Submersible motor pump
    Submersible motor pump

    Amarex KRT

    Horizontal or vertical single-stage submersible motor pump in close-coupled design, with various next-generation impeller types, for wet or dry installation, stationary or transportable version, with energy-saving motor and models for use in potentially explosive atmospheres.
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    Main Applications

    • Waste water management
    • Service water supply systems
    • Disposal
    • Waste water treatment plants
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    Technical Data

    • Max. flow rate10080 m3/h
    • Max. head120 m
    • Max. allowed working pressure12 bar
    • Max. allowed fluid temperature60 °C


    • Absolutely water-tight resin-sealed cable entries prevent any water from entering the motor – even in the event of a damaged cable.
    • Reliable operation ensured by leakage sensors signalling any ingress of moisture into the motor
    • Reliable operation ensured by sensors monitoring the motor temperature and preventing overheating

    Characteristic curves

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    TitleFormatSizeLast change
    Amarex KRT; 60 Hz (2553.460_US)PDF12.684/19/2021
    Amarex KRT, 50 Hz (2553.45_EN)PDF17.24/19/2021
    Amarex KRT, DKN (2553.455385_EN)PDF8.34/19/2021
    TitleFormatSizeLast change
    Brochure AMAREX KRT (2300.023_EN)PDF6.624/19/2021
    TitleFormatSizeLast change
    General Arrangement Drawings 50/60 Hz (2553.37_EN)PDF46.874/19/2021
    TitleFormatSizeLast change
    Rope spacer (2553.8011_EN)PDF0.344/19/2021
    TitleFormatSizeLast change
    Amarex KRT, CE; 50 Hz (2553.5_EN)PDF7.124/19/2021
    LevelControl Basic 2 (4041.5_EN)PDF7.234/19/2021
    Amarex KRT, 60 Hz (2553.524_US)PDF7.744/19/2021

    Technical Data

    • FunctionPump
    • Connection typeFlange
    • Drive conceptWith electric actuator
    • Max. flow rate10080 m3/h
    • Min. flow rate0.1 m3/h
    • Max. head120 m
    • Min. head0.1 m
    • Mains frequency50 Hz, 60 Hz
    • Mains voltage200 V, 208 V, 220 V, 230 V, 240 V, 380 V, 400 V, 415 V, 440 V, 460 V, 480 V, 500 V, 525 V, 575 V, 600 V, 660 V, 690 V
    • Casing materialEN-GJL-250, EN-GJS-500-7, EN-GJN-HB555(XCR14), GX2CRNIMOCUN25-6-3-3
    • Nominal pressurePN 10, PN 16, CL 125, CL 150
    • Max. allowed working pressure12 bar
    • Suction behaviourNon-self-priming
    • Max. allowed fluid temperature60 °C
    • Min. allowed fluid temperature0 °C

    Sectional Drawings

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    KSB - one of the world's leading manufacturers of industrial valves and pumps

    Founded in 1871 in Frankenthal (Germany), KSB has been one of the leading suppliers of pumps and industrial valves for over 150 years. With more than 15,000 employees worldwide and its own sales and marketing, manufacturing facilities and service operations, KSB develops and produces custom-fit pumps for various applications.

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