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    • Grundfos SE.56H.320.4.50D.150 Cast Iron High-Head Wastewater Pump for Wastewater Treatment with Open S-tube Impeller
    • Grundfos SE.56H.320.4.50D.150 Cast Iron High-Head Wastewater Pump for Wastewater Treatment with Open S-tube Impeller

    Grundfos SE.56H.320.4.50D.150 Cast Iron High-Head Wastewater Pump for Wastewater Treatment with Open S-tube Impeller

    SKU: 92955211
    Regular Price $41,530.83 AUD
    Including GST Shipping calculated at checkout.
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    Effluent processing in municipal grid systems is the primary role of the SE.56H.320.4.50D.150, which provides consistent transfer in centralized collection stations. This cast iron model is intended for municipal and industrial wastewater applications, specifically managing raw sewage containing solids. It maintains operational safety in utility networks where liquid temperatures range from 0°C to +40°C.

    The pump achieves a maximum head of 45 m and a maximum flow of 9180 L/min when powered by a 32 kW 4-pole motor. Drawing 65.5 Amps on a 415 V supply, the unit utilizes an internal cooling jacket for temperature management. This setup ensures that hydraulic output remains stable during prolonged pumping cycles in high-head collection sumps.

    Fluid movement is managed by an Open S-tube impeller with a 371.2 mm diameter and a 44 mm free passage for managing untreated wastewater containing solids. The nominal duty head is 27.64 m. Featuring a 200 mm inlet and a 150 mm outlet with DIN flanges, this configuration supports high-volume transfer while helping to reduce clogging in wastewater infrastructure.

    Structural durability is provided by an EN-GJL-250 cast iron pump housing and motor casing protected by double SiC/SiC mechanical shaft seals. Safety is monitored by integrated PTO sensors, moisture switches, and leakage sensors for comprehensive motor health monitoring. The unit is supplied with a 10-metre S1BC4N8-F EMC power cable and an IP68 enclosure for depths up to 30 metres.

    FEATURES

    • Open S-tube impeller with a 371.2 mm diameter and 44 mm passage for managing untreated wastewater.
    • Cast iron EN-GJL-250 pump housing and motor casing for structural durability in permanent stations.
    • Double mechanical shaft seal with SiC/SiC primary faces and Silicon Carbide/Carbon secondary barrier.
    • Integrated PTO sensors, moisture switches, and leakage sensors for motor protection and monitoring.
    • Internal cooling jacket system facilitates stable thermal management in both submerged and dry pits.
    • Supplied with a 10-metre S1BC4N8-F EMC power cable for reliable connection in grid systems.
    • IP68 enclosure suitable for installation depths up to 30 metres and 10 bar operating pressure.
    • Compatible with the Grundfos DN150 auto-coupling system (97695489) for simplified maintenance access.

    IMPORTANT: Bulk freight charges apply. Please contact us for a freight quote before ordering.

    SPECIFICATIONS
    Specification Name Specification Value
    Pump Type Submersible Wastewater Pumps
    Max Flow 9180 L/Min
    Max Head 45 m
    Pump Power 32 kW / 415v
    Rated Current 65.5 Amps
    Suitable For Wastewater Treatment
    Pump Body Cast Iron
    Liquid Temperature 0°C to +40°C
    Inlet Size 200 mm
    Outlet Size 150 mm
    Warranty 2 Years
    Documents
    Specification Sheet Download

    FAQs

    Find quick answers to common questions

    General Product FAQs

    1. How do I choose the right pump for my setup?

    Selecting the correct pump depends on your required flow (L/min), total head (vertical lift + friction loss), and power source. If you're unsure, contact our team and we’ll size the right system for you.

    2. Do you offer support with system design or setup?

    Yes — we provide expert advice to help you choose, install, and optimise your pump system. Whether it's a simple setup or a custom solution, we’re here to help.

    3. Do you offer complete pump solutions or just products?

    We don’t just sell pumps — we provide complete solutions. From accessories and control systems to full packaged setups, we can supply everything required to get your system running efficiently.

    Shipping & Availability

    1. Do you offer Australia-wide shipping?

    Yes — we ship across Australia. Bulk or oversized orders may incur additional freight charges otherwise we offer free shipping over $100*

    2. How long does delivery take?

    Orders are typically shipped within 1–2 business days, with delivery taking approximately 2–7 days depending on your location.

    3. What courier or freight companies do you use?

    We work with a range of trusted carriers including Australia Post, StarTrack, TNT, and other national freight providers depending on the size and location of your order. This allows us to ensure fast, reliable delivery across Australia, including regional and remote areas.

    Warranty & Support

    1. Do your pumps come with a warranty?

    Yes — all products are backed by manufacturer warranties. Warranty periods vary depending on the brand and product type.

    2. What support do you offer after purchase?

    We provide ongoing support including:

    • Installation advice
    • Troubleshooting
    • Spare parts supply
    • System upgrades
    3. What is the warranty process if something goes wrong?

    If you experience an issue, simply contact our team with your order details and a description of the problem. We’ll guide you through troubleshooting and, if required, arrange repair, replacement, or manufacturer assessment in line with warranty terms.

    Why choose Foundation Pumps?

    1. Why choose Foundation Pumps over other suppliers?

    We focus on supplying proven, high-quality pump solutions backed by real industry knowledge. Unlike general resellers, we understand how these systems perform in the field and provide honest, practical advice to ensure you get the right solution the first time.

    2. Do you offer expert advice before and after purchase?

    Yes — we support you at every stage, from selecting the right pump through to installation and ongoing use. Our team is available to assist with sizing, troubleshooting, and system optimisation whenever you need it.

    3. Do you stock trusted brands and quality products?

    We carefully select and supply pumps from reputable manufacturers known for reliability and performance. Our range includes both industry-leading brands and high-value alternatives that meet Australian standards and conditions.

    Can’t find your answer?

    Feel free to reach out to us!

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