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    • Grundfos SEV.80.80.11.4.50B Cast Iron 4-Pole Submersible Pump for Stormwater with SuperVortex Impeller
    • Grundfos SEV.80.80.11.4.50B Cast Iron 4-Pole Submersible Pump for Stormwater with SuperVortex Impeller

    Grundfos SEV.80.80.11.4.50B Cast Iron 4-Pole Submersible Pump for Stormwater with SuperVortex Impeller

    SKU: 96048486
    Regular Price $7,616.61 AUD
    Including GST Shipping calculated at checkout.
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    Fluid velocity paths and hydraulic behavior for the SEV.80.80.11.4.50B utilize a SuperVortex configuration to manage contaminated grey water and process waste. This design addresses the circulation requirements in industrial collection pits and municipal drainage systems by allowing solids to pass freely. The assembly is optimized for intermittent wastewater transfer in environments prone to varying fluid ingress or stormwater runoff. Its architectural build ensures reliable performance in both submerged and dry-pit configurations for long-term subsurface operation.

    Hydraulic performance is driven by a 1.1 kW four-pole motor operating on a 415v three-phase supply with a rated current of 2.7 Amps. This assembly generates a maximum flow of 966 L/Min and reaches a maximum head of 6.9 m to satisfy specific site requirements in drainage stations. The motor operates at 1440 rpm, providing torque for processing fluids in effluent transfer systems. Power is distributed through a 15-metre Lyniflex cable to support sub-surface wastewater handling and gravity drainage networks with temperatures up to 40°C.

    Internal hydraulic behavior utilizes a SuperVortex centrifugal impeller designed for the passage of solids up to 80 mm in diameter. This configuration facilitates the movement of particles in suspension, preventing internal clogging that could compromise volumetric efficiency over thousands of service cycles. By utilizing a vortex flow path, the unit minimizes internal friction and vibration to protect the rotating assembly. The impeller is intended for sewage pumping and grey water handling where consistent flow behavior is necessary for infrastructure maintenance.

    Mechanical integrity is reinforced by a cast iron pump body and motor shell with an IP68 enclosure rating for protection against liquid ingress. The motor is shielded by a double mechanical shaft seal featuring a SiC/SiC primary seal and CER/CARNBR secondary seal in an oil bath for insulation. This model includes an integrated thermal sensor for motor monitoring and protection in submerged conditions. The architectural casting includes a DN 80 inlet and a DN 80 outlet for integration into standard wastewater infrastructure and treatment plant transfer.

    Features

    • SuperVortex impeller design handles solids up to 80 mm without risk of internal blockages during wastewater disposal.
    • Cast iron housing and motor shell provide a stable foundation for dry or submerged pit installations up to 20 m.
    • Four-pole motor operating at 1440 rpm provides torque for processing dense organic wastewater and grey water.
    • Double mechanical shaft seal in an oil bath with silicon carbide faces ensures protection for the 1.1 kW motor.
    • DN 80 inlet and DN 80 outlet connections are sized for wastewater transfer through standard plumbing networks.
    • IP68 enclosure rating ensures the motor remains protected during permanent immersion in contaminated liquids.
    • Lyniflex 15-metre power cable provides a secure electrical connection for wastewater handling service.
    SPECIFICATIONS
    Specification Name Specification Value
    Pump Type Submersible Wastewater Pumps
    Max Flow 966 L/Min
    Max Head 6.9 m
    Pump Power 1.1 kW / 415v
    Rated Current 2.7 Amps
    Suitable For Submerged Wastewater Pumping
    Pump Body Cast iron
    Liquid Temperature Maximum 40°C
    Inlet Size 80 mm
    Outlet Size 80 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?

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