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    • Lowara ZN855-07-3R Stainless Steel 30kW Deep Well 8
    • Lowara ZN855-07-3R Stainless Steel 30kW Deep Well 8

    Lowara ZN855-07-3R Stainless Steel 30kW Deep Well 8" Submersible Bore Pump with Semi-Axial Flow Impeller

    SKU: ZN855-07-3R
    Regular Price $44,945.45 AUD
    Including GST Shipping calculated at checkout.
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    Hydraulic design principles utilizing seven stages characterize this 8-inch range pump intended for large-scale agricultural distribution. It serves as an efficient extraction tool for municipal water supply projects and industrial systems needing significant head potential from underground reservoirs. The unit supports vertical borehole installation and horizontal mounting provided a minimum 3-degree incline is maintained. This model provides high head lifting while maintaining high flow rates from underground aquifers.

    Technical parameters include a maximum head of 188.7 m and a delivery capacity of 1333 L/Min through the 125 mm discharge head. Powered by a 30 kW motor drawing 63.8 Amps of rated current from a 415v three-phase electrical supply. Peak delivery occurs through a semi-axial hydraulic arrangement designed for deep borehole service at a rotation speed of 2900 rpm. All metrics are validated for clean water based on standard density and viscosity characteristics.

    Wet end components such as the impellers, diffusers, and delivery casing are constructed from cast AISI 316 Stainless Steel. This variant features a Duplex Stainless Steel motor, providing resistance in aggressive borehole media found in municipal and industrial wells. The assembly processes water containing suspended sand concentrations up to 100 g/m³ and is rated for temperatures up to 25°C. A duplex stainless steel shaft is utilized to handle mechanical stresses during rotation.

    Rated for immersion depths of 350 meters, the unit features a 198 mm maximum overall diameter making it compatible with standard 8-inch well casings. A built-in non-return valve with a stainless steel spring is situated in the delivery head to prevent backflow and reverse rotation. Internal clearance is managed by technopolymer POM-C wear rings and EPDM 70 bearing bushes supporting the duplex shaft assembly. This design is intended for continuous industrial and municipal duty tasks.

    Features

    • A stainless steel suction strainer excludes large particles from entering the hydraulic stages.
    • A duplex stainless steel taperlock system secures the impellers to the shaft for torque transfer.
    • Internal technopolymer POM-C wear rings maintain hydraulic clearances and reduce internal friction.
    • EPDM 70 bearing bushes support the pump shaft assembly and handle mechanical loads during rotation.
    • Mechanical connection of the 8-inch motor follows NEMA standards for industrial system compatibility.
    • The integrated non-return valve features a stainless steel spring to prevent fluid backflow.
    • Stainless steel cable covers provide mechanical protection for motor power leads along the casing.
    SPECIFICATIONS
    Specification Name Specification Value
    Pump Type Submersible Bore Pump
    Max Flow 1333 L/Min
    Max Head 188.7 m
    Pump Power 30 kW / 415v
    Rated Current 63.8 Amps
    Suitable For Clean Groundwater Supply
    Pump Body AISI 316 Stainless Steel
    Liquid Temperature Maximum 25°C
    Inlet Size
    Outlet Size 125 mm
    Warranty 1 Year
    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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