UNICASE Helical Worm Gear Unit

Worm gear unit with quiet operation

  • 0.12 kW - 15 kW
  • 93 Nm - 3,090 Nm
  • High bearing capacity
  • Quiet running
  • Long service life
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Durable and powerful

The UNICASE Helical Worm Gear Units ensure maximum strength and rigidity in a lightweight and compact unit. The hardened cylindrical worm in the worm stage and the worm wheel with welded-on rim made of special bronze ensure a long service life. Optimised gear geometries, as well as precise shaft alignment ensured by the UNICASE™ housing concept, lead to a high bearing capacity.

  • Long service life thanks to special design
  • High ratio in a compact space

Product versions

  • Ratio: 4.40 - 7095.12
  • Solid and hollow shaft available
  • Shaft-, flange- and foot-mounted versions available
  • Right angled gear unit
  • Various options from the modular product system

Product characteristics

  • High overload capacity for reliable operation and long service life
  • Torsionally rigid cast iron housing offers robustness, durability and low maintenance
  • High axial and radial load capacities enable safe operation
  • Quiet running
  • Versatile use thanks to application-specific designs

B1000 - Operating and installation instructions – Gear unit

B1000 - Operating and installation instructions – Gear unit
  • Download Japanese
  • Download English
Documentation Details

B2000 - Operating and installation instructions – Explosion-protected gear units

B2000 - Operating and installation instructions – Explosion-protected gear units
  • Download Japanese
  • Download English
Documentation Details

G2122 - Catalogue – ATEX explosion protection

G2122 - Catalogue – ATEX explosion protection
  • Download English
Documentation Details

G1000 - Catalogue – Gear units – Constant speed drives

G1000 - Catalogue – Gear units – Constant speed drives
  • Download Japanese
  • Download English
Documentation Details

G5000 - Catalogue – Gear motors with IE5+ energy efficiency

G5000 - Catalogue – Gear motors with IE5+ energy efficiency
  • Download English
Documentation Details

C411000 - Declaration of conformity (ATEX) – Gear units (2D+2G)

C411000 - Declaration of conformity (ATEX) – Gear units (2D+2G)
  • Download English
Documentation Details

C412000 - Declaration of conformity (ATEX) – Gear units (3D+3G)

C412000 - Declaration of conformity (ATEX) – Gear units (3D+3G)
  • Download English
Documentation Details

NORD Tools for your application support

Our software tools, data and functions make it easier for you to get the most out of your NORD drive solution. Find the right modules for your currently selected product here. Curious? Then explore all the options our application support offers in our Software section .

NORDCON

With the NORDCON Windows app and the NORDCON mobile app, NORD provides the right tool for commissioning and drive optimisation. Both enable easy access to electronic drive systems, simple parameter management and comprehensive diagnosis.

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Our service for your drive solution

We support you from the initial Project planning right through to Commissioning and offer long-term support tailored to your individual needs. Find the key service topics for your product range below. Can’t find what you’re looking for? Then simply visit our comprehensive service section !

Spare parts and spare parts management

Fast delivery of spare parts
Failures and technical problems cost time and money. To ensure that you will receive optimum support in case of a problem, we are ready to help you at any time and offer a 24/7 service for spare parts, replacement drives and technical support. Our experienced engineers and technicians solve your machine and drive problems quickly and efficiently.

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Construction and engineering

Easy drive design
With the comprehensive product solutions from our NORD modular system, we can implement almost every customer application. However, too much choice can result in an information overload. Whether digital self-service or personal advice: We support you with the drive selection and show you how to succeed in getting the best possible drive system.

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Digitale Services and Self Services

The quick answer to all questions regarding our service. Easily find the documentation and spare parts for your order with your NORD product ID. Contact our service or sales department. Or log into our myNORD customer portal, design NORD products yourself, select them and order them.

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Product variants & applications

NORD provides you with tailor-made drive solutions from a single source. Each component in our modular product system can be extended with a motor, a gear unit, drive electronics and accessories. With personalised advice, we help you implement the best drive solution for your application. Find out more about the possibilities this product offers: 

  • UNICASE Worm Gear Units in packaging

    Packaging processes require great dynamics, flexibility and cost efficiency. With its UNICASE Worm Gear Units, NORD offers an optimal balance between high performance and low operating costs.

    • Precise running for high operational reliability
    • Depending on the application, an additional brake is not required thanks to self-locking
    • Quiet running ensures low noise levels and efficient operation

  • UNICASE Worm Gear Units in stage technology

    When the curtain opens and closes several times each evening and the scenery shifts, stage technology demands reliable drive systems. UNICASE Worm Gear Units also enable quiet operation.

    • Quiet running for a low-noise environment
    • High reliability due to robust design
    • Low operating costs through high efficiency and long service life

  • UNICASE Worm Gear Units in the grain industry

    Grain loading requires a high level of product safety. UNICASE Worm Gear Units enable the continuous transport of large quantities and loads in silos or logistics systems.

    • The UNICASE™ housing provides high rigidity, strength and thus precision. 
    • Precisely machined gearwheels ensure minimal wear.
    • The housing design prevents free rotation of components, eliminating any risk of injury.
    • A pressure vent ensures leak-free operation. 

Further product information

Energy efficiency and TCO consulting

With both our innovative products and comprehensive service offers, we support you in finding the most suitable and energy-efficient solution for your drive technology. All our drive components, whether gear unit, motor or frequency inverter, are optimised for resource-saving use.

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Modernisation and extension

Latest technical standard
Drive modernisation is used to update to newer technology, increase efficiency and thus reduce the carbon footprint. Benefit from technical progress and bring your drive technology up to date! With NORD, you have a competent and experienced partner by your side who knows what is important.

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Please contact your NORD consultant.