AHLSTAR NV range

Efficient sump pumping with reliable vertical line shaft design

AHLSTAR NV non-clogging vertical line shaft slide bearing sump pumps are used for demanding large solids containing liquid and slurry sump pump applications to ensure process reliability, high efficiency and low operating costs.

AHLSTAR NV non-clogging vertical line shaft slide bearing sump pump
Main benefits
  • Long and trusted experience in all industrial segments
  • Excellent performance
  • Exceeds requirements of international ISO 5199 standard
  • Suitable for the most demanding industrial sump pump applications
  • Unique and superior design features minimize life-cycle costs
  • Quick and easy installation, safe operation, easy maintenance and service 
Main applications
  • Large solids containing liquids in deep sump pump applications
  • Large solids containing fibrous slurries in deep sump pump applications
AHLSTAR NV non-clogging vertical slide bearing sump pump
AHLSTAR NV non-clogging vertical slide bearing sump pumps

Main design features
  • Versatile, reliable, high-efficiency hydraulics and material options
  • Innovative shaft sealing solutions for reliable operation and reduced cost
  • Reliable, simplified, and heavy-duty bearing unit
  • Modular design minimize the spare part inventory costs
Key characteristics
Capacities Capacity up to 1,200 m3/h /  5,400 US gpm
Heads Head up to 85 m / 280 ft
Pressures Pressure up to 10 bar /  150 psi, depending on material and size
Temperatures Temperature up to 95 °C / 205 °F
Discharge sizes Discharge sizes from 50 mm / 2 in to 200 mm / 8 in
Maximum speed of rotation Speed of rotation up to 3 600 rpm
Performance range
AHLSTAR NV non-clogging vertical line shaft slide bearing sump pump performance range
AHLSTAR NV Range
Applications
  • Chemical recovery
    Sulzer’s extensive product portfolio is designed to meet the most demanding hydraulic coverage requirements in your evaporation, recovery boiler, and white liquor preparation processes.

  • Chemicals for Pulp Paper and Board
    Tailored designs, features and material selections to meet the most demanding pumping, mixing, and agitation challenges in the production and preparation of chemicals, tall oil production, and lignin processing.

  • Industrial water and effluent treatment
    Sulzer has a deep knowledge in wastewater treatment, and with our wide product portfolio we can now offer energy-efficient and reliable solutions for your water collection, neutralization, flocculation, sedimentation, cooling, aeration, sludge storage, digestion, and dewatering processes.

  • Paper and board machine and systems
    Sulzer’s extensive product portfolio is designed to meet the most demanding hydraulic coverage requirements and for all types of liquids, making it ideal for challenging pumping, agitation, and mixing operations in stock preparation, PM approach system, broke system, white water system, vacuum system, condensate system, and shower water system processes.
Related links

Products and services

  • AHLSTAR NK and WK ranges
    AHLSTAR NK non-clogging and WK wear-resistant vertical cantilever sump pumps are used for demanding abrasive and large solids containing liquid and slurry sump pump industrial applications to ensure process reliability, high efficiency and low operating costs.

  • CVT vertically suspended sump pump
    The CVT can be applied to any sump application with moderate solid content.

  • Agitators, dynamic mixers
    Sulzer SALOMIX® and Scaba mixing and agitation technology offers a wide range of products for industrial applications. Side-mounted horizontal and top-mounted vertical agitators, dynamic chemical mixers, and tower and tank flow management products guarantee effective mixing and agitating processes.

  • Pump services
    Reliable and efficient pump operation is critical for your business. Therefore you need a service partner that can respond fast and flexibly. Our pump services are second to none and provide solutions that help you to improve your processes and business performance.

  • Original pump spare parts
    Original spare parts machined to the correct tolerances and clearances give a perfect fit first time, every time. Our commitment to continuous improvement often allows us to supply parts with improved features, thus enhancing performance, extending equipment life, while reducing maintenance costs.

  • Service kits
    When your equipment needs to be repaired you shouldn’t have to worry about spending valuable time searching for the right parts – or even worse, finding out that some small but vital parts are missing. With Sulzer service kits you get everything you need in one package.

  • Sulzer mechanical seals
    Sulzer mechanical seals are strong by design and have been proven very reliable in various pumping applications.

Industries

  • Chemical processing
    Our solutions for the chemical processing industry include pumping, separation and mixing, as well as services for rotating equipment and infrastructure. We offer experience in classical chemical, plastic, and pharmaceutical production as well as in processing renewable materials.

  • Fertilizers
    Our pumps, mixers and agitators provide durability and reliability for fertilizers production as well as for corrosive and abrasive liquids and high gas content. Our specific industry experience also includes separation processes and servicing of pumps, compressors, turbines, and motors.

  • Mining and metals
    Long experience and detailed knowledge of metals and mining applications with different raw materials makes Sulzer a reliable pump supplier for these industries.

  • Biofuels
    Biofuels from renewable sources show great potential as sustainable transportation fuel. Based on our experience in demanding processes, we work with customers to develop advanced pumping, mixing, and distillation solutions for the production of biofuels, from pilot to commercial-scale installations.
How can we help you?

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