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Ground contacts for all installation situations

Grounding Systems for Railroad Applications

Permanently in use for you - grounding contacts with extremely long service lives. Grounding contacts must work reliably for the longest possible period. Schunk offers durable solutions for all common installation situations and interfaces. Maximize the service life of your wheelset grounding. Only with a perfectly matched grounding system are return, safety and signal currents safely and reliably discharged. Grounding systems must work reliably for the longest possible period. These grounding systems or grounding contacts are mounted either at the end of the axis (axial) or at the gear unit (radial). At Schunk, such solutions have been established for years and are part of a large repertoire. Therefore, it is no coincidence that leading vehicle manufacturers in the rail/traction sector rely on grounding systems from Schunk - because with our technology, we have revolutionized the transmission of signal currents and ensured new dimensions in maintenance intervals.

High-speed train with grounding systems

Advantages

Reliable grounding contacts for the railroad industry

  • Extremely long service life of all grounding contacts
  • Various systems cover all common installation situations and interfaces
  • High level of design and development expertise

 

Innovative shaft grounding for trains & railroads

  • The system prevents expensive bearing damage

  • Fast amortization due to lower repair and maintenance costs
  • Slim design enables use in compact installation positions on the bogie
Effective protection of your drive systems against vagrant shaft voltage

Shaft Grounding Systems against Shaft Voltage

 

Bearing or gear damage caused by shaft stress can lead to costly vehicle fleet failures. Extend the service life of your trains with Schunk's patented Carbon Fiber Grounding (CFG) systems: The shaft grounding systems made of carbon fiber reliably divert vagrant shaft currents and safely protect against damage to bearings in motors or transmissions.

CFG system for railroad applications during installation from Schunk
Schunk CFG system for railroad applications during installation

Your problem:

Vagrant shaft currents in directionally controlled AC motors lead to

  • bearing damage in motors or gearboxes
  • extreme noise generation
  • increased heat generation within the affected bearings
  • costly (unplanned) train stoppages
  Schunk Carbon Fiber Grounding Shaft grounding system for railroad applications

Our solution:

The patented carbon fiber grounding systems from Schunk

  • reliably divert vagabond shaft currents
  • effectively protect against expensive bearing damage
  • are resistant to strong vibrations
  • can usually be retrofitted without complications
Brochure: Perfect Grounding
Brochure: Perfect Grounding

CFG - Carbon Fiber Grounding

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Case Study: Dessauer Verkehrsbetriebe GmbH
Case Study: Dessauer Verkehrsbetriebe GmbH

Shaft Grounding System from Schunk saves transmission bearings in Dessau tramways

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Case Study: Verkehrsbetriebe Karlsruhe
Case Study: Verkehrsbetriebe Karlsruhe

Grounding System from Schunk Solves Long-standing Problem of Public Transport Company in Karlsruhe

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